CIK 0000767884 · QID Q16858748
| Fakt | Wert | Zeit | Quelle |
|---|---|---|---|
| accounts_payable | {"amount": 997000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-05-31 | sec_edgar |
| accounts_payable | {"amount": 740000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-02-29 | sec_edgar |
| accounts_payable | {"amount": 2014000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-11-30 | sec_edgar |
| accounts_payable | {"amount": 2000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-08-31 | sec_edgar |
| accounts_payable | {"amount": 1348000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-05-31 | sec_edgar |
| accounts_payable | {"amount": 1225000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-02-28 | sec_edgar |
| accounts_payable | {"amount": 1899000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-11-30 | sec_edgar |
| accounts_payable | {"amount": 1406000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-08-31 | sec_edgar |
| accounts_payable | {"amount": 1080000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-05-31 | sec_edgar |
| accounts_payable | {"amount": 1506000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-02-28 | sec_edgar |
| accounts_payable | {"amount": 1236000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-11-30 | sec_edgar |
| accounts_payable | {"amount": 1289000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-08-31 | sec_edgar |
| accounts_payable | {"amount": 935000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-05-31 | sec_edgar |
| accounts_payable | {"amount": 1257000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-02-28 | sec_edgar |
| accounts_payable | {"amount": 1100000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-11-30 | sec_edgar |
| accounts_payable | {"amount": 1865000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-08-31 | sec_edgar |
| accounts_payable | {"amount": 3790000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-08-31 | sec_edgar |
| accounts_receivable | {"amount": 384000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2016-05-31 | sec_edgar |
| accounts_receivable | {"amount": 813000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2016-02-29 | sec_edgar |
| accounts_receivable | {"amount": 848000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-11-30 | sec_edgar |
| accounts_receivable | {"amount": 577000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-08-31 | sec_edgar |
| accounts_receivable | {"amount": 661000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-05-31 | sec_edgar |
| accounts_receivable | {"amount": 333000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-02-28 | sec_edgar |
| accounts_receivable | {"amount": 321000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-11-30 | sec_edgar |
| accounts_receivable | {"amount": 370000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-08-31 | sec_edgar |
| accounts_receivable | {"amount": 460000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-05-31 | sec_edgar |
| accounts_receivable | {"amount": 761000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-02-28 | sec_edgar |
| accounts_receivable | {"amount": 901000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-11-30 | sec_edgar |
| accounts_receivable | {"amount": 957000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-08-31 | sec_edgar |
| accounts_receivable | {"amount": 848000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-05-31 | sec_edgar |
| accounts_receivable | {"amount": 697000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-02-28 | sec_edgar |
| accounts_receivable | {"amount": 1488000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-11-30 | sec_edgar |
| accounts_receivable | {"amount": 765000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-08-31 | sec_edgar |
| accounts_receivable | {"amount": 579000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-05-31 | sec_edgar |
| accounts_receivable | {"amount": 880000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-02-29 | sec_edgar |
| accounts_receivable | {"amount": 1292000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-08-31 | sec_edgar |
| capex | {"amount": 85000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curren | 2016-05-31 | sec_edgar |
| capex | {"amount": 85000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curren | 2016-02-29 | sec_edgar |
| capex | {"amount": 4000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "currenc | 2015-11-30 | sec_edgar |
| capex | {"amount": 387000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2015-08-31 | sec_edgar |
| capex | {"amount": 333000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2015-05-31 | sec_edgar |
| capex | {"amount": 339000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2015-02-28 | sec_edgar |
| capex | {"amount": 149000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2014-11-30 | sec_edgar |
| capex | {"amount": 1014000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2014-08-31 | sec_edgar |
| capex | {"amount": 628000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2014-05-31 | sec_edgar |
| capex | {"amount": 596000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2014-02-28 | sec_edgar |
| capex | {"amount": 406000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2013-11-30 | sec_edgar |
| capex | {"amount": 892000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2013-08-31 | sec_edgar |
| capex | {"amount": 660000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2013-05-31 | sec_edgar |
| capex | {"amount": 553000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2013-02-28 | sec_edgar |
| capex | {"amount": 399000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2012-11-30 | sec_edgar |
| capex | {"amount": 1265000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2012-08-31 | sec_edgar |
| capex | {"amount": 834000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2012-05-31 | sec_edgar |
| capex | {"amount": 702000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2012-02-29 | sec_edgar |
| capex | {"amount": 147000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-11-30 | sec_edgar |
| capex | {"amount": 548000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-08-31 | sec_edgar |
| capex | {"amount": 386000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-05-31 | sec_edgar |
| capex | {"amount": 204000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-02-28 | sec_edgar |
| capex | {"amount": 2093000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2010-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4152000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2016-05-31 | sec_edgar |
| cash_and_equivalents | {"amount": 5778000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2016-02-29 | sec_edgar |
| cash_and_equivalents | {"amount": 3438000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2015-11-30 | sec_edgar |
| cash_and_equivalents | {"amount": 8095000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2015-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 5429000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2015-05-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4782000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2015-02-28 | sec_edgar |
| cash_and_equivalents | {"amount": 4254000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-11-30 | sec_edgar |
| cash_and_equivalents | {"amount": 3423000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 5890000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-05-31 | sec_edgar |
| cash_and_equivalents | {"amount": 5448000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-02-28 | sec_edgar |
| cash_and_equivalents | {"amount": 7314000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-11-30 | sec_edgar |
| cash_and_equivalents | {"amount": 8881000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 18821000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-05-31 | sec_edgar |
| cash_and_equivalents | {"amount": 15467000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-02-28 | sec_edgar |
| cash_and_equivalents | {"amount": 21069000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-11-30 | sec_edgar |
| cash_and_equivalents | {"amount": 14378000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 67720000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-05-31 | sec_edgar |
| cash_and_equivalents | {"amount": 79271000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-02-29 | sec_edgar |
| cash_and_equivalents | {"amount": 17532000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-11-30 | sec_edgar |
| cash_and_equivalents | {"amount": 21911000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 17717000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-05-31 | sec_edgar |
| cash_and_equivalents | {"amount": 22489000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-02-28 | sec_edgar |
| cash_and_equivalents | {"amount": 33055000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-08-31 | sec_edgar |
| cash_and_equivalents | {"amount": 14960000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2009-08-31 | sec_edgar |
| cashflow_financing | {"amount": -40000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2015-05-31 | sec_edgar |
| cashflow_financing | {"amount": -28000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2015-02-28 | sec_edgar |
| cashflow_financing | {"amount": -23000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2014-11-30 | sec_edgar |
| cashflow_financing | {"amount": 20592000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2014-08-31 | sec_edgar |
| cashflow_financing | {"amount": 20628000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2014-05-31 | sec_edgar |
| cashflow_financing | {"amount": -87000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2014-02-28 | sec_edgar |
| cashflow_financing | {"amount": -46000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curre | 2013-11-30 | sec_edgar |
| cashflow_financing | {"amount": -180000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2013-08-31 | sec_edgar |
| cashflow_financing | {"amount": -230000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2013-05-31 | sec_edgar |
| cashflow_financing | {"amount": -223000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2013-02-28 | sec_edgar |
| cashflow_financing | {"amount": -215000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2012-11-30 | sec_edgar |
| cashflow_financing | {"amount": 61275000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-08-31 | sec_edgar |
| cashflow_financing | {"amount": 61178000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-05-31 | sec_edgar |
| cashflow_financing | {"amount": 66872000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-02-29 | sec_edgar |
| cashflow_financing | {"amount": 1987000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2011-11-30 | sec_edgar |
| cashflow_financing | {"amount": 9326000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2011-08-31 | sec_edgar |
| cashflow_financing | {"amount": -1627000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-05-31 | sec_edgar |
| cashflow_financing | {"amount": -1090000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-02-28 | sec_edgar |
| cashflow_financing | {"amount": 26569000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2010-08-31 | sec_edgar |
| cashflow_investing | {"amount": 20472000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2015-05-31 | sec_edgar |
| cashflow_investing | {"amount": 14284000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2015-02-28 | sec_edgar |
| cashflow_investing | {"amount": 7104000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2014-11-30 | sec_edgar |
| cashflow_investing | {"amount": -3589000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2014-08-31 | sec_edgar |
| cashflow_investing | {"amount": -5823000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2014-05-31 | sec_edgar |
| cashflow_investing | {"amount": 8009000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2014-02-28 | sec_edgar |
| cashflow_investing | {"amount": 4040000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2013-11-30 | sec_edgar |
| cashflow_investing | {"amount": 16043000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2013-08-31 | sec_edgar |
| cashflow_investing | {"amount": 20174000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2013-05-31 | sec_edgar |
| cashflow_investing | {"amount": 9449000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2013-02-28 | sec_edgar |
| cashflow_investing | {"amount": 137000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curre | 2012-11-30 | sec_edgar |
| cashflow_investing | {"amount": -36543000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2012-08-31 | sec_edgar |
| cashflow_investing | {"amount": 3166000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2012-05-31 | sec_edgar |
| cashflow_investing | {"amount": -702000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2012-02-29 | sec_edgar |
| cashflow_investing | {"amount": -147000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2011-11-30 | sec_edgar |
| cashflow_investing | {"amount": -436000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2011-08-31 | sec_edgar |
| cashflow_investing | {"amount": -274000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2011-05-31 | sec_edgar |
| cashflow_investing | {"amount": -204000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2011-02-28 | sec_edgar |
| cashflow_investing | {"amount": 10372000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2010-08-31 | sec_edgar |
| cashflow_operating | {"amount": -11786000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContin | 2016-05-31 | sec_edgar |
| cashflow_operating | {"amount": -9992000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2016-02-29 | sec_edgar |
| cashflow_operating | {"amount": -4732000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2015-11-30 | sec_edgar |
| cashflow_operating | {"amount": -23217000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContin | 2015-08-31 | sec_edgar |
| cashflow_operating | {"amount": -18526000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContin | 2015-05-31 | sec_edgar |
| cashflow_operating | {"amount": -12728000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContin | 2015-02-28 | sec_edgar |
| cashflow_operating | {"amount": -6293000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu | 2014-11-30 | sec_edgar |
| cashflow_operating | {"amount": -22563000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContin | 2014-08-31 | sec_edgar |
| cashflow_operating | {"amount": -17889000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2014-05-31 | sec_edgar |
| cashflow_operating | {"amount": -11402000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2014-02-28 | sec_edgar |
| cashflow_operating | {"amount": -5676000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2013-11-30 | sec_edgar |
| cashflow_operating | {"amount": -27855000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2013-08-31 | sec_edgar |
| cashflow_operating | {"amount": -22183000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2013-05-31 | sec_edgar |
| cashflow_operating | {"amount": -14559000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2013-02-28 | sec_edgar |
| cashflow_operating | {"amount": -6509000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2012-11-30 | sec_edgar |
| cashflow_operating | {"amount": -25312000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2012-08-31 | sec_edgar |
| cashflow_operating | {"amount": -18415000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2012-05-31 | sec_edgar |
| cashflow_operating | {"amount": -8758000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2012-02-29 | sec_edgar |
| cashflow_operating | {"amount": -6319000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2011-11-30 | sec_edgar |
| cashflow_operating | {"amount": -20007000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2011-08-31 | sec_edgar |
| cashflow_operating | {"amount": -13437000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2011-05-31 | sec_edgar |
| cashflow_operating | {"amount": -9272000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2011-02-28 | sec_edgar |
| cashflow_operating | {"amount": -18846000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2010-08-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 22359858, "concept": "us-gaap:CommonStockSharesIssued"} | 2016-05-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 16685700, "concept": "us-gaap:CommonStockSharesIssued"} | 2016-02-29 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8830700, "concept": "us-gaap:CommonStockSharesIssued"} | 2015-11-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 8830700, "concept": "us-gaap:CommonStockSharesIssued"} | 2015-08-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 6032222, "concept": "us-gaap:CommonStockSharesIssued"} | 2015-05-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 6032468, "concept": "us-gaap:CommonStockSharesIssued"} | 2015-02-28 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 48261466, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-11-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 6024108, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-08-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 48204635, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-05-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 25204602, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-02-28 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 25224269, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-11-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 24897199, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-08-31 | sec_edgar |
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