Organization record
DAWSON GEOPHYSICAL CO
All evidence-backed facts for this organization, identity resolved across official registers.
Facts on record
Newest first; every row links to its evidence page.
| Fact | Value | Period | Source |
|---|---|---|---|
| accounts_payable | {"amount": 5849000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| accounts_payable | {"amount": 10720000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| accounts_payable | {"amount": 9386000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| accounts_payable | {"amount": 14583000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| accounts_payable | {"amount": 11905000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| accounts_payable | {"amount": 15880000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-09-30 | sec_edgar |
| accounts_payable | {"amount": 12881000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_payable | {"amount": 15974000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_payable | {"amount": 17642000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_payable | {"amount": 18544000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| accounts_payable | {"amount": 26593000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| accounts_payable | {"amount": 17131000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_payable | {"amount": 23313000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| accounts_payable | {"amount": 18732000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| accounts_payable | {"amount": 23078000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| accounts_payable | {"amount": 14274000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2010-09-30 | sec_edgar |
| accounts_receivable | {"amount": 37133000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| accounts_receivable | {"amount": 39995000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| accounts_receivable | {"amount": 36843000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| accounts_receivable | {"amount": 49995000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| accounts_receivable | {"amount": 55647000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| accounts_receivable | {"amount": 37488000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-09-30 | sec_edgar |
| accounts_receivable | {"amount": 47384000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_receivable | {"amount": 67047000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_receivable | {"amount": 47671000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_receivable | {"amount": 53719000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| accounts_receivable | {"amount": 56017000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| accounts_receivable | {"amount": 85313000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_receivable | {"amount": 90168000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| accounts_receivable | {"amount": 86716000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| accounts_receivable | {"amount": 84451000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| accounts_receivable | {"amount": 57726000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2010-09-30 | sec_edgar |
| capex | {"amount": 2555000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2014-12-31 | sec_edgar |
| capex | {"amount": 35281000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2014-09-30 | sec_edgar |
| capex | {"amount": 33944000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2014-06-30 | sec_edgar |
| capex | {"amount": 30205000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2014-03-31 | sec_edgar |
| capex | {"amount": 23835000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-12-31 | sec_edgar |
| capex | {"amount": 48485000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-09-30 | sec_edgar |
| capex | {"amount": 45454000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-06-30 | sec_edgar |
| capex | {"amount": 40147000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-03-31 | sec_edgar |
| capex | {"amount": 29507000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-12-31 | sec_edgar |
| capex | {"amount": 44832000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-09-30 | sec_edgar |
| capex | {"amount": 28962000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-06-30 | sec_edgar |
| capex | {"amount": 19688000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-03-31 | sec_edgar |
| capex | {"amount": 9519000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2011-12-31 | sec_edgar |
| capex | {"amount": 58550000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-09-30 | sec_edgar |
| capex | {"amount": 55307000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-06-30 | sec_edgar |
| capex | {"amount": 35340000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-03-31 | sec_edgar |
| capex | {"amount": 17830000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-12-31 | sec_edgar |
| capex | {"amount": 18835000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-09-30 | sec_edgar |
| capex | {"amount": 16585000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-06-30 | sec_edgar |
| capex | {"amount": 4192000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2009-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 14644000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 22753000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 25177000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 26326000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 11860000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 52405000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 42040000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 17652000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 29144000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 57373000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 48739000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 25060000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 13415000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 26077000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 12004000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 13602000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 23997000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 29675000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 27207000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 36792000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2009-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 8311000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2008-09-30 | sec_edgar |
| cashflow_financing | {"amount": 7495000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2013-12-31 | sec_edgar |
| cashflow_financing | {"amount": -8043000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2013-09-30 | sec_edgar |
| cashflow_financing | {"amount": -5720000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2013-06-30 | sec_edgar |
| cashflow_financing | {"amount": -3448000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2013-03-31 | sec_edgar |
| cashflow_financing | {"amount": -2268000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-12-31 | sec_edgar |
| cashflow_financing | {"amount": 3496000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2012-09-30 | sec_edgar |
| cashflow_financing | {"amount": -3882000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-06-30 | sec_edgar |
| cashflow_financing | {"amount": -2454000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-03-31 | sec_edgar |
| cashflow_financing | {"amount": -1683000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-12-31 | sec_edgar |
| cashflow_financing | {"amount": 15868000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-09-30 | sec_edgar |
| cashflow_financing | {"amount": 16724000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-06-30 | sec_edgar |
| cashflow_financing | {"amount": 297000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2011-03-31 | sec_edgar |
| cashflow_financing | {"amount": 74000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curren | 2010-12-31 | sec_edgar |
| cashflow_financing | {"amount": 4000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "currenc | 2010-09-30 | sec_edgar |
| cashflow_financing | {"amount": 421000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2009-09-30 | sec_edgar |
| cashflow_investing | {"amount": -26331000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2013-12-31 | sec_edgar |
| cashflow_investing | {"amount": -67504000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2013-09-30 | sec_edgar |
| cashflow_investing | {"amount": -59206000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2013-06-30 | sec_edgar |
| cashflow_investing | {"amount": -48686000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2013-03-31 | sec_edgar |
| cashflow_investing | {"amount": -34975000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2012-12-31 | sec_edgar |
| cashflow_investing | {"amount": -48580000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2012-09-30 | sec_edgar |
| cashflow_investing | {"amount": -31460000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2012-06-30 | sec_edgar |
| cashflow_investing | {"amount": -19469000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2012-03-31 | sec_edgar |
| cashflow_investing | {"amount": -9481000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2011-12-31 | sec_edgar |
| cashflow_investing | {"amount": -36417000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2011-09-30 | sec_edgar |
| cashflow_investing | {"amount": -33926000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2011-06-30 | sec_edgar |
| cashflow_investing | {"amount": -19459000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2011-03-31 | sec_edgar |
| cashflow_investing | {"amount": -8966000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2010-12-31 | sec_edgar |
| cashflow_investing | {"amount": -13365000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2010-09-30 | sec_edgar |
| cashflow_investing | {"amount": -11057000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2010-06-30 | sec_edgar |
| cashflow_investing | {"amount": -26538000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2009-09-30 | sec_edgar |
| cashflow_operating | {"amount": -1683000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2014-12-31 | sec_edgar |
| cashflow_operating | {"amount": 10446000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2014-09-30 | sec_edgar |
| cashflow_operating | {"amount": 10893000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2014-06-30 | sec_edgar |
| cashflow_operating | {"amount": 1641000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2014-03-31 | sec_edgar |
| cashflow_operating | {"amount": -21709000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContin | 2013-12-31 | sec_edgar |
| cashflow_operating | {"amount": 70579000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2013-09-30 | sec_edgar |
| cashflow_operating | {"amount": 49593000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2013-06-30 | sec_edgar |
| cashflow_operating | {"amount": 12413000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2013-03-31 | sec_edgar |
| cashflow_operating | {"amount": 9014000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2012-12-31 | sec_edgar |
| cashflow_operating | {"amount": 76380000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2012-09-30 | sec_edgar |
| cashflow_operating | {"amount": 58004000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2012-06-30 | sec_edgar |
| cashflow_operating | {"amount": 20906000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2012-03-31 | sec_edgar |
| cashflow_operating | {"amount": -1498000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2011-12-31 | sec_edgar |
| cashflow_operating | {"amount": 16951000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2011-09-30 | sec_edgar |
| cashflow_operating | {"amount": -469000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2011-06-30 | sec_edgar |
| cashflow_operating | {"amount": 3089000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2011-03-31 | sec_edgar |
| cashflow_operating | {"amount": 3214000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2010-12-31 | sec_edgar |
| cashflow_operating | {"amount": 6244000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2010-09-30 | sec_edgar |
| cashflow_operating | {"amount": 1472000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2010-06-30 | sec_edgar |
| cashflow_operating | {"amount": 54598000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2009-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8077580, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8065233, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8064233, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8063906, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-03-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8063208, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8056943, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8067132, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8053407, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-03-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8040657, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8031369, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8031369, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 7926869, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-03-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 7920119, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 7910885, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 7910885, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 7902106, "concept": "us-gaap:CommonStockSharesIssued"} | 2010-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8077580, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2015-02-03 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8077580, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2014-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8065233, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-11-28 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7333708, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2014-10-08 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8065233, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2014-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8064233, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-08-06 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8064233, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2014-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8063906, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-05-08 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8063906, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2014-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8063208, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-02-06 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8063208, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8063208, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-11-22 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8056943, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8135722, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-08-06 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8067132, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8053407, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-05-07 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8053407, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8042657, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-02-05 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8040657, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8031369, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-11-23 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8031369, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8031369, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-07-27 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 8031369, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7927869, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-05-08 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7926869, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7920869, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-02-03 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7920119, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7910885, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-11-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7910885, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7910885, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-08-09 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7910885, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 7902106, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2010-09-30 | sec_edgar |
| current_assets | {"amount": 88599000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| current_assets | {"amount": 98145000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| current_assets | {"amount": 94196000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| current_assets | {"amount": 107937000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| current_assets | {"amount": 99370000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| current_assets | {"amount": 115794000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-09-30 | sec_edgar |
| current_assets | {"amount": 112029000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| current_assets | {"amount": 103347000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| current_assets | {"amount": 91835000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| current_assets | {"amount": 117779000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| current_assets | {"amount": 114765000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| current_assets | {"amount": 118134000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| current_assets | {"amount": 110133000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| current_assets | {"amount": 118283000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| current_assets | {"amount": 109936000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| current_assets | {"amount": 117033000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2010-09-30 | sec_edgar |
| current_liabilities | {"amount": 19946000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| current_liabilities | {"amount": 24368000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| current_liabilities | {"amount": 26419000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| current_liabilities | {"amount": 38090000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| current_liabilities | {"amount": 32964000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| current_liabilities | {"amount": 36580000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-09-30 | sec_edgar |
| current_liabilities | {"amount": 35114000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| current_liabilities | {"amount": 36759000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| current_liabilities | {"amount": 39251000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| current_liabilities | {"amount": 39369000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| current_liabilities | {"amount": 45672000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| current_liabilities | {"amount": 37378000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |