Organization record
BISON INSTRUMENTS INC
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 |
|---|---|---|---|
| cash_and_equivalents | {"amount": 20665, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2014-01-31 | sec_edgar |
| cash_and_equivalents | {"amount": 931, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": "U | 2013-10-31 | sec_edgar |
| cash_and_equivalents | {"amount": 11320, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2013-07-31 | sec_edgar |
| cash_and_equivalents | {"amount": 8095, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2013-04-30 | sec_edgar |
| cash_and_equivalents | {"amount": 16266, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2013-01-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1024, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2012-10-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1401, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2012-07-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1452, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2012-04-30 | sec_edgar |
| cash_and_equivalents | {"amount": 2992, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2012-01-31 | sec_edgar |
| cash_and_equivalents | {"amount": 5009, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2011-10-31 | sec_edgar |
| cash_and_equivalents | {"amount": -4852, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2011-07-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2271, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": " | 2010-10-31 | sec_edgar |
| cashflow_operating | {"amount": -15266, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2014-01-31 | sec_edgar |
| cashflow_operating | {"amount": -4758, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curren | 2013-10-31 | sec_edgar |
| cashflow_operating | {"amount": -44704, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2013-07-31 | sec_edgar |
| cashflow_operating | {"amount": -37929, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2013-04-30 | sec_edgar |
| cashflow_operating | {"amount": -4758, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curren | 2013-01-31 | sec_edgar |
| cashflow_operating | {"amount": -76985, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-10-31 | sec_edgar |
| cashflow_operating | {"amount": -64608, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-07-31 | sec_edgar |
| cashflow_operating | {"amount": -34557, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-04-30 | sec_edgar |
| cashflow_operating | {"amount": -13017, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-01-31 | sec_edgar |
| cashflow_operating | {"amount": -56762, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2011-10-31 | sec_edgar |
| cashflow_operating | {"amount": -46919, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2011-07-31 | sec_edgar |
| cashflow_operating | {"amount": -31893, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2011-04-30 | sec_edgar |
| cashflow_operating | {"amount": -4759, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curren | 2011-01-31 | sec_edgar |
| cashflow_operating | {"amount": -55772, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2010-10-31 | sec_edgar |
| cashflow_operating | {"amount": -47575, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2010-07-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-03-07 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-10-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-08-23 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-05-22 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-02-21 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-10-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-07-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-04-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-04-25 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-10-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 888180, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-07-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2014-03-07 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2013-10-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2013-08-23 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2013-05-22 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2013-02-21 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2012-10-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2012-07-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2012-04-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2012-04-25 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2011-10-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 888180} | 2011-07-31 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 87738, "currency": "USD"} | 2013-10-31 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 52643, "currency": "USD"} | 2012-10-31 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 73115, "currency": "USD"} | 2011-10-31 | sec_edgar |
| industry_sic | {"code": "9995", "scheme": "SIC", "description": "Non-Operating Establishments"} | sec_edgar | |
| net_income | {"amount": -16868, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-01-31 | sec_edgar |
| net_income | {"amount": -20192, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-10-31 | sec_edgar |
| net_income | {"amount": -9844, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-07-31 | sec_edgar |
| net_income | {"amount": -46059, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-07-31 | sec_edgar |
| net_income | {"amount": -36215, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-04-30 | sec_edgar |
| net_income | {"amount": -16023, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-04-30 | sec_edgar |
| net_income | {"amount": -20192, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-01-31 | sec_edgar |
| net_income | {"amount": -70593, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-10-31 | sec_edgar |
| net_income | {"amount": -60746, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-07-31 | sec_edgar |
| net_income | {"amount": -16949, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-07-31 | sec_edgar |
| net_income | {"amount": -43797, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-04-30 | sec_edgar |
| net_income | {"amount": -34710, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-04-30 | sec_edgar |
| net_income | {"amount": -9087, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-01-31 | sec_edgar |
| net_income | {"amount": -66434, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-10-31 | sec_edgar |
| net_income | {"amount": -10296, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-07-31 | sec_edgar |
| net_income | {"amount": -56110, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-07-31 | sec_edgar |
| net_income | {"amount": -45814, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-04-30 | sec_edgar |
| net_income | {"amount": -12747, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-04-30 | sec_edgar |
| net_income | {"amount": -33067, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-01-31 | sec_edgar |
| net_income | {"amount": -52546, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-10-31 | sec_edgar |
| net_income | {"amount": -44481, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-07-31 | sec_edgar |
| net_income | {"amount": -9685, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-07-31 | sec_edgar |
| operating_expenses | {"amount": 16868, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2014-01-31 | sec_edgar |
| operating_expenses | {"amount": 20192, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2013-10-31 | sec_edgar |
| operating_expenses | {"amount": 46059, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2013-07-31 | sec_edgar |
| operating_expenses | {"amount": 9844, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2013-07-31 | sec_edgar |
| operating_expenses | {"amount": 16023, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2013-04-30 | sec_edgar |
| operating_expenses | {"amount": 36215, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2013-04-30 | sec_edgar |
| operating_expenses | {"amount": 20192, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2013-01-31 | sec_edgar |
| operating_expenses | {"amount": 70593, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2012-10-31 | sec_edgar |
| operating_expenses | {"amount": 16949, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2012-07-31 | sec_edgar |
| operating_expenses | {"amount": 60746, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2012-07-31 | sec_edgar |
| operating_expenses | {"amount": 34710, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2012-04-30 | sec_edgar |
| operating_expenses | {"amount": 43797, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2012-04-30 | sec_edgar |
| operating_expenses | {"amount": 9087, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2012-01-31 | sec_edgar |
| operating_expenses | {"amount": 66434, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2011-10-31 | sec_edgar |
| operating_expenses | {"amount": 56110, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2011-07-31 | sec_edgar |
| operating_expenses | {"amount": 10296, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2011-07-31 | sec_edgar |
| operating_expenses | {"amount": 12747, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2011-04-30 | sec_edgar |
| operating_expenses | {"amount": 45814, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2011-04-30 | sec_edgar |
| operating_expenses | {"amount": 33067, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2011-01-31 | sec_edgar |
| operating_expenses | {"amount": 52546, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2010-10-31 | sec_edgar |
| operating_expenses | {"amount": 9685, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2010-07-31 | sec_edgar |
| operating_expenses | {"amount": 44481, "concept": "us-gaap:OperatingExpenses", "currency": "USD"} | 2010-07-31 | sec_edgar |
| profit_loss | {"amount": -60746, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2012-07-31 | sec_edgar |
| profit_loss | {"amount": -43797, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2012-04-30 | sec_edgar |
| profit_loss | {"amount": -9087, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2012-01-31 | sec_edgar |
| profit_loss | {"amount": -66434, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2011-10-31 | sec_edgar |
| profit_loss | {"amount": -56110, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2011-07-31 | sec_edgar |
| profit_loss | {"amount": -45814, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2011-04-30 | sec_edgar |
| profit_loss | {"amount": -33067, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2011-01-31 | sec_edgar |
| profit_loss | {"amount": -52546, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2010-10-31 | sec_edgar |
| profit_loss | {"amount": -44481, "concept": "us-gaap:ProfitLoss", "currency": "USD"} | 2010-07-31 | sec_edgar |
| retained_earnings | {"amount": -1531070, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2014-01-31 | sec_edgar |
| retained_earnings | {"amount": -1514202, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2013-10-31 | sec_edgar |
| retained_earnings | {"amount": -1499296, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2013-07-31 | sec_edgar |
| retained_earnings | {"amount": -1489452, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2013-04-30 | sec_edgar |
| retained_earnings | {"amount": -1473429, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2013-01-31 | sec_edgar |
| retained_earnings | {"amount": -1453237, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2012-10-31 | sec_edgar |
| retained_earnings | {"amount": -1443390, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2012-07-31 | sec_edgar |
| retained_earnings | {"amount": -1426441, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2012-04-30 | sec_edgar |
| retained_earnings | {"amount": -1391731, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2012-01-31 | sec_edgar |
| retained_earnings | {"amount": -1382644, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2011-10-31 | sec_edgar |
| retained_earnings | {"amount": -1372320, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2011-07-31 | sec_edgar |
| retained_earnings | {"amount": -1362024, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2011-04-30 | sec_edgar |
| retained_earnings | {"amount": -1349277, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2011-01-31 | sec_edgar |
| retained_earnings | {"amount": -1316210, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2010-10-31 | sec_edgar |
| retained_earnings | {"amount": -1308145, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2010-07-31 | sec_edgar |
| retained_earnings | {"amount": -1298460, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2010-04-30 | sec_edgar |
| retained_earnings | {"amount": -1263664, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2009-10-31 | sec_edgar |
| sga_expense | {"amount": 505, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2014-01-31 | sec_edgar |
| sga_expense | {"amount": 457, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-10-31 | sec_edgar |
| sga_expense | {"amount": 472, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-07-31 | sec_edgar |
| sga_expense | {"amount": 2804, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-07-31 | sec_edgar |
| sga_expense | {"amount": 2332, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-04-30 | sec_edgar |
| sga_expense | {"amount": 1875, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-04-30 | sec_edgar |
| sga_expense | {"amount": 457, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-01-31 | sec_edgar |
| sga_expense | {"amount": 4217, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-10-31 | sec_edgar |
| sga_expense | {"amount": 3761, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-07-31 | sec_edgar |
| sga_expense | {"amount": 759, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-07-31 | sec_edgar |
| sga_expense | {"amount": 3002, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-04-30 | sec_edgar |
| sga_expense | {"amount": 2567, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-04-30 | sec_edgar |
| sga_expense | {"amount": 435, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-01-31 | sec_edgar |
| sga_expense | {"amount": 3468, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-10-31 | sec_edgar |
| sga_expense | {"amount": 583, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-07-31 | sec_edgar |
| sga_expense | {"amount": 1701, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-07-31 | sec_edgar |
| sga_expense | {"amount": 1118, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-04-30 | sec_edgar |
| sga_expense | {"amount": 645, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-04-30 | sec_edgar |
| sga_expense | {"amount": 473, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-01-31 | sec_edgar |
| sga_expense | {"amount": 3002, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2010-10-31 | sec_edgar |
| sga_expense | {"amount": 2589, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2010-07-31 | sec_edgar |
| sga_expense | {"amount": 1716, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2010-07-31 | sec_edgar |
| stockholders_equity | {"amount": -528426, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2014-01-31 | sec_edgar |
| stockholders_equity | {"amount": -511558, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2013-10-31 | sec_edgar |
| stockholders_equity | {"amount": -496652, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2013-07-31 | sec_edgar |
| stockholders_equity | {"amount": -486808, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2013-04-30 | sec_edgar |
| stockholders_equity | {"amount": -470785, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2013-01-31 | sec_edgar |
| stockholders_equity | {"amount": -450593, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2012-10-31 | sec_edgar |
| stockholders_equity | {"amount": -440746, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2012-07-31 | sec_edgar |
| stockholders_equity | {"amount": -423797, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2012-04-30 | sec_edgar |
| stockholders_equity | {"amount": -389087, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2012-01-31 | sec_edgar |
| stockholders_equity | {"amount": -380000, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2011-10-31 | sec_edgar |
| stockholders_equity | {"amount": -369676, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2011-07-31 | sec_edgar |
| stockholders_equity | {"amount": -313566, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2010-10-31 | sec_edgar |
| stockholders_equity | {"amount": -313566, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2009-10-31 | sec_edgar |
| total_assets | {"amount": 20665, "concept": "us-gaap:Assets", "currency": "USD"} | 2014-01-31 | sec_edgar |
| total_assets | {"amount": 931, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-10-31 | sec_edgar |
| total_assets | {"amount": 11320, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-07-31 | sec_edgar |
| total_assets | {"amount": 8095, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-04-30 | sec_edgar |
| total_assets | {"amount": 16266, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-01-31 | sec_edgar |
| total_assets | {"amount": 1024, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-10-31 | sec_edgar |
| total_assets | {"amount": -1401, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-07-31 | sec_edgar |
| total_assets | {"amount": -1452, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-04-30 | sec_edgar |
| total_assets | {"amount": -2992, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-01-31 | sec_edgar |
| total_assets | {"amount": 5009, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-10-31 | sec_edgar |
| total_assets | {"amount": -4852, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-07-31 | sec_edgar |
| total_assets | {"amount": -2271, "concept": "us-gaap:Assets", "currency": "USD"} | 2010-10-31 | sec_edgar |
| total_liabilities | {"amount": 549091, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2014-01-31 | sec_edgar |
| total_liabilities | {"amount": 512489, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-10-31 | sec_edgar |
| total_liabilities | {"amount": 507972, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-07-31 | sec_edgar |
| total_liabilities | {"amount": 494903, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-04-30 | sec_edgar |
| total_liabilities | {"amount": 487051, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-01-31 | sec_edgar |
| total_liabilities | {"amount": 451617, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-10-31 | sec_edgar |
| total_liabilities | {"amount": 442147, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-07-31 | sec_edgar |
| total_liabilities | {"amount": 425249, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-04-30 | sec_edgar |
| total_liabilities | {"amount": 392079, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-01-31 | sec_edgar |
| total_liabilities | {"amount": 385009, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-10-31 | sec_edgar |
| total_liabilities | {"amount": 374528, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-07-31 | sec_edgar |
| total_liabilities | {"amount": 315837, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2010-10-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 20665, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD" | 2014-01-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 931, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2013-10-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 11320, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD" | 2013-07-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 8095, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2013-04-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 16266, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD" | 2013-01-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 1024, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2012-10-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 1401, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2012-07-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 1452, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2012-04-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 2992, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2012-01-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 5009, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2011-10-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 4852, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2011-07-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 2271, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "USD"} | 2010-10-31 | sec_edgar |
| xbrl:AccruedLiabilitiesCurrent | {"amount": 12891, "currency": "USD"} | 2014-01-31 | sec_edgar |
| xbrl:AccruedLiabilitiesCurrent | {"amount": 11289, "currency": "USD"} | 2013-10-31 | sec_edgar |
| xbrl:AccruedLiabilitiesCurrent | {"amount": 6772, "currency": "USD"} | 2013-07-31 | sec_edgar |
| xbrl:AccruedLiabilitiesCurrent | {"amount": 3703, "currency": "USD"} | 2013-04-30 | sec_edgar |
| xbrl:AccruedLiabilitiesCurrent | {"amount": 20851, "currency": "USD"} | 2013-01-31 | sec_edgar |
| xbrl:AccruedLiabilitiesCurrent | {"amount": 5417, "currency": "USD"} | 2012-10-31 | sec_edgar |