CIK 0000919722 · QID Q106995996 · EIN 911841574
| Fakt | Wert | Zeit | Quelle |
|---|---|---|---|
| accounts_payable | {"amount": 7487000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_payable | {"amount": 7819000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_payable | {"amount": 9238000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_payable | {"amount": 7723000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| accounts_payable | {"amount": 7113000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| accounts_payable | {"amount": 6044000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_payable | {"amount": 7529000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| accounts_payable | {"amount": 4817000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| accounts_payable | {"amount": 2181000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| accounts_payable | {"amount": 1198000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| accounts_receivable | {"amount": 1108000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_receivable | {"amount": 924000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_receivable | {"amount": 1059000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_receivable | {"amount": 880000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| accounts_receivable | {"amount": 6041000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| accounts_receivable | {"amount": 598000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_receivable | {"amount": 5189000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| accounts_receivable | {"amount": 366000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| accounts_receivable | {"amount": 615000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| capex | {"amount": 923000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2013-06-30 | sec_edgar |
| capex | {"amount": 291000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2013-03-31 | sec_edgar |
| capex | {"amount": 1031000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2012-12-31 | sec_edgar |
| capex | {"amount": 872000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2012-09-30 | sec_edgar |
| capex | {"amount": 704000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2012-06-30 | sec_edgar |
| capex | {"amount": 668000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2012-03-31 | sec_edgar |
| capex | {"amount": 1376000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2011-12-31 | sec_edgar |
| capex | {"amount": 629000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-09-30 | sec_edgar |
| capex | {"amount": 528000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-06-30 | sec_edgar |
| capex | {"amount": 398000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-03-31 | sec_edgar |
| capex | {"amount": 1007000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2010-12-31 | sec_edgar |
| capex | {"amount": 701000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2010-09-30 | sec_edgar |
| capex | {"amount": 372000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2010-06-30 | sec_edgar |
| capex | {"amount": 989000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2009-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 35644000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 61729000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 15496000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 26772000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 26338000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 34684000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 39788000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 37939000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 30028000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 24817000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 25554000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 12882000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 16614000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 7682000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2009-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 48908000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2008-12-31 | sec_edgar |
| cashflow_financing | {"amount": 154000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2011-06-30 | sec_edgar |
| cashflow_financing | {"amount": 225000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2010-06-30 | sec_edgar |
| cashflow_investing | {"amount": -5158000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2011-06-30 | sec_edgar |
| cashflow_investing | {"amount": 3960000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2010-06-30 | sec_edgar |
| cashflow_operating | {"amount": -4049000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2013-06-30 | sec_edgar |
| cashflow_operating | {"amount": 1347000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2013-03-31 | sec_edgar |
| cashflow_operating | {"amount": 18021000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2012-12-31 | sec_edgar |
| cashflow_operating | {"amount": 9587000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2012-09-30 | sec_edgar |
| cashflow_operating | {"amount": 2646000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2012-06-30 | sec_edgar |
| cashflow_operating | {"amount": 6386000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2012-03-31 | sec_edgar |
| cashflow_operating | {"amount": 12352000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2011-12-31 | sec_edgar |
| cashflow_operating | {"amount": 11026000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2011-09-30 | sec_edgar |
| cashflow_operating | {"amount": 9478000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2011-06-30 | sec_edgar |
| cashflow_operating | {"amount": 10049000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2011-03-31 | sec_edgar |
| cashflow_operating | {"amount": 17996000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2010-12-31 | sec_edgar |
| cashflow_operating | {"amount": 10213000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2010-09-30 | sec_edgar |
| cashflow_operating | {"amount": 4747000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2010-06-30 | sec_edgar |
| cashflow_operating | {"amount": 8693000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui | 2009-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 94934406, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 93952211, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-03-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 93573548, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 93488828, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 93210324, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 93104676, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-03-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 93049938, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 92871327, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-09-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 60425525, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 60357593, "concept": "us-gaap:CommonStockSharesIssued"} | 2010-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 94943230, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-08-01 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 94934406, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 94603867, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-05-03 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93952211, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93650052, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-03-01 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93573548, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93495334, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-11-01 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93488828, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93286470, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-08-03 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93210324, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93111797, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-05-04 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93104676, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93065967, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-03-05 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 93049938, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 92881733, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-11-03 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 92871327, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 92784239, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-08-03 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 60425525, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 60357593, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2010-12-31 | sec_edgar |
| current_assets | {"amount": 144616000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| current_assets | {"amount": 146733000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| current_assets | {"amount": 146507000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| current_assets | {"amount": 139037000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| current_assets | {"amount": 132063000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| current_assets | {"amount": 129585000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| current_assets | {"amount": 136570000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| current_assets | {"amount": 130655000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| current_assets | {"amount": 126653000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| current_assets | {"amount": 116623000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| current_liabilities | {"amount": 28269000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| current_liabilities | {"amount": 31191000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| current_liabilities | {"amount": 19640000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| current_liabilities | {"amount": 24331000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| current_liabilities | {"amount": 19210000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| current_liabilities | {"amount": 25299000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| current_liabilities | {"amount": 34670000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| current_liabilities | {"amount": 32360000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| current_liabilities | {"amount": 6046000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| current_liabilities | {"amount": 6057000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 94943230} | 2013-08-01 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 94603867} | 2013-05-03 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 93650052} | 2013-03-01 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 93495334} | 2012-11-01 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 93286470} | 2012-08-03 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 93111797} | 2012-05-04 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 93065967} | 2012-03-05 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 92881733} | 2011-11-03 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 92784239} | 2011-08-03 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 193245737, "currency": "USD"} | 2012-06-30 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 178168419, "currency": "USD"} | 2011-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.04, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2013-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.04, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2013-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.01, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2013-03-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.05, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.02, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.04, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.01, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.06, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.05, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-03-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.07, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.01, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.01, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.11, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-03-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.27, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2010-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.16, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2010-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.06, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2010-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2010-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.02, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2010-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2009-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.04, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2013-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.04, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2013-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.01, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2013-03-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.05, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.04, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.02, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2012-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.05, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.01, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.04, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-03-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.07, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2011-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2011-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.01, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2011-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.1, "concept": "us-gaap:EarningsPerShareDiluted", "currency": | 2011-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.01, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2011-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2011-03-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.27, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2010-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.16, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2010-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.06, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2010-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2010-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.02, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2010-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2009-12-31 | sec_edgar |
| external_identifier | {"qid": "Q106995996", "via": "wikidata", "namespace": "irs_ein", "external_id": "911841574 | wikidata | |
| goodwill | {"amount": 44096000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2013-06-30 | sec_edgar |
| goodwill | {"amount": 44042000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2013-03-31 | sec_edgar |
| goodwill | {"amount": 46790000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2012-12-31 | sec_edgar |
| goodwill | {"amount": 46822000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2012-09-30 | sec_edgar |
| goodwill | {"amount": 45256000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2012-06-30 | sec_edgar |
| goodwill | {"amount": 46317000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2012-03-31 | sec_edgar |
| goodwill | {"amount": 44794000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2011-12-31 | sec_edgar |
| goodwill | {"amount": 43718000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2011-09-30 | sec_edgar |
| goodwill | {"amount": 731000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2011-06-30 | sec_edgar |
| goodwill | {"amount": 731000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2010-12-31 | sec_edgar |
| goodwill | {"amount": 731000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2009-12-31 | sec_edgar |
| income_tax_expense | {"amount": -2932000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2013-06-30 | sec_edgar |
| income_tax_expense | {"amount": -6779000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2013-06-30 | sec_edgar |
| income_tax_expense | {"amount": -3847000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2013-03-31 | sec_edgar |
| income_tax_expense | {"amount": -13032000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-12-31 | sec_edgar |
| income_tax_expense | {"amount": -9892000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-09-30 | sec_edgar |
| income_tax_expense | {"amount": -5479000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-09-30 | sec_edgar |
| income_tax_expense | {"amount": -4413000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-06-30 | sec_edgar |
| income_tax_expense | {"amount": -1630000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-06-30 | sec_edgar |
| income_tax_expense | {"amount": -2783000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-03-31 | sec_edgar |
| income_tax_expense | {"amount": -3288000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-12-31 | sec_edgar |
| income_tax_expense | {"amount": -2302000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-09-30 | sec_edgar |
| income_tax_expense | {"amount": -2352000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-09-30 | sec_edgar |
| income_tax_expense | {"amount": 50000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-06-30 | sec_edgar |
| income_tax_expense | {"amount": 6000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-06-30 | sec_edgar |
| income_tax_expense | {"amount": 44000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-03-31 | sec_edgar |
| income_tax_expense | {"amount": 39000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2010-12-31 | sec_edgar |
| income_tax_expense | {"amount": 13000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2010-09-30 | sec_edgar |
| income_tax_expense | {"amount": 13000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2010-09-30 | sec_edgar |