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the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.","units":{"USD":[{"end":"2015-04-30","val":10000000,"accn":"0000930413-15-002627","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-27","frame":"CY2015Q1I"},{"end":"2015-07-31","val":10000000,"accn":"0000930413-15-003574","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-31","frame":"CY2015Q2I"},{"end":"2015-10-31","val":10000000,"accn":"0000930413-15-004592","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-12-03","frame":"CY2015Q3I"},{"end":"2016-04-30","val":10000000,"accn":"0000930413-16-007301","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-06-03","frame":"CY2016Q1I"},{"end":"2016-07-31","val":10000000,"accn":"0000930413-16-008037","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-31","frame":"CY2016Q2I"},{"end":"2016-10-31","val":10000000,"accn":"0000930413-16-008894","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-12-01","frame":"CY2016Q3I"}]}},"LongLivedAssetsHeldForSaleImpairmentCharge":{"label":"Long Lived Assets Held-for-sale, Impairment Charge (Deprecated 2013-01-31)","description":"The loss recognized for any initial write-down from carrying value to fair value less cost to sell for a classified as held for sale.","units":{"USD":[{"end":"2013-01-31","val":419000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2012Q4I"}]}},"LongTermDebt":{"label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2013-01-31","val":106929000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":75726000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtAndCapitalLeaseObligations":{"label":"Long-term Debt and Lease Obligation","description":"Amount of long-term debt and lease obligation, classified as noncurrent.","units":{"USD":[{"end":"2011-01-31","val":70973000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2010Q4I"},{"end":"2012-01-31","val":123749000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2011Q4I"},{"end":"2012-01-31","val":108527000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09"},{"end":"2013-01-31","val":106929000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2012Q4I"},{"end":"2013-01-31","val":91306000,"accn":"0000930413-13-005698","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-12-05"},{"end":"2013-01-31","val":91306000,"accn":"0000930413-13-004503","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-05"},{"end":"2013-01-31","val":91306000,"accn":"0000930413-13-003204","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-31"},{"end":"2013-01-31","val":91306000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09"},{"end":"2013-04-30","val":87133000,"accn":"0000930413-13-003204","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-31","frame":"CY2013Q1I"},{"end":"2013-07-31","val":81451000,"accn":"0000930413-13-004503","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-05","frame":"CY2013Q2I"},{"end":"2013-10-31","val":78039000,"accn":"0000930413-13-005698","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-12-05","frame":"CY2013Q3I"},{"end":"2014-01-31","val":75726000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtAndCapitalLeaseObligationsCurrent":{"label":"Long-term Debt and Lease Obligation, Current","description":"Amount of long-term debt and lease obligation, classified as current.","units":{"USD":[{"end":"2012-01-31","val":15222000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2011Q4I"},{"end":"2013-01-31","val":15623000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09"},{"end":"2013-01-31","val":15623000,"accn":"0000930413-13-003204","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-31"},{"end":"2013-01-31","val":15623000,"accn":"0000930413-13-004503","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-05"},{"end":"2013-01-31","val":15623000,"accn":"0000930413-13-005698","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-12-05"},{"end":"2013-01-31","val":15623000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2012Q4I"},{"end":"2013-04-30","val":15595000,"accn":"0000930413-13-003204","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-31","frame":"CY2013Q1I"},{"end":"2013-07-31","val":16849000,"accn":"0000930413-13-004503","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-05","frame":"CY2013Q2I"},{"end":"2013-10-31","val":10370000,"accn":"0000930413-13-005698","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-12-05","frame":"CY2013Q3I"},{"end":"2014-01-31","val":12226000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09"},{"end":"2014-01-31","val":12226000,"accn":"0000930413-14-002778","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-06"},{"end":"2014-01-31","val":12226000,"accn":"0000930413-14-003857","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-29"},{"end":"2014-01-31","val":12226000,"accn":"0000930413-14-004781","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-12-05"},{"end":"2014-01-31","val":12226000,"accn":"0000930413-15-001585","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-31","frame":"CY2013Q4I"},{"end":"2014-04-30","val":10125000,"accn":"0000930413-14-002778","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-06","frame":"CY2014Q1I"},{"end":"2014-07-31","val":24000000,"accn":"0000930413-14-003857","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-29","frame":"CY2014Q2I"},{"end":"2014-10-31","val":19000000,"accn":"0000930413-14-004781","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-12-05","frame":"CY2014Q3I"}]}},"LongTermDebtFairValue":{"label":"Long-term Debt, Fair Value","description":"The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.","units":{"USD":[{"end":"2012-01-31","val":123800000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2011Q4I"},{"end":"2013-01-31","val":107000000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09"},{"end":"2013-01-31","val":107000000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":75100000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09"},{"end":"2014-01-31","val":75100000,"accn":"0000930413-15-001585","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-31","frame":"CY2013Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths":{"label":"Long-Term Debt, Maturity, Year One","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2013-01-31","val":15623000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":12226000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive":{"label":"Long-Term Debt, Maturity, Year Five","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2014-01-31","val":7000000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour":{"label":"Long-Term Debt, Maturity, Year Four","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2013-01-31","val":32998000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":8000000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree":{"label":"Long-Term Debt, Maturity, Year Three","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2013-01-31","val":5712000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":35000000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo":{"label":"Long-Term Debt, Maturity, Year Two","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2013-01-31","val":52596000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":13500000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LongTermDebtNoncurrent":{"label":"Long-term Debt, Excluding Current Maturities","description":"Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2013-01-31","val":91306000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":63500000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09"},{"end":"2014-01-31","val":63500000,"accn":"0000930413-14-002778","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-06"},{"end":"2014-01-31","val":63500000,"accn":"0000930413-14-003857","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-29"},{"end":"2014-01-31","val":63500000,"accn":"0000930413-14-004781","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-12-05"},{"end":"2014-01-31","val":63500000,"accn":"0000930413-15-001585","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-31","frame":"CY2013Q4I"},{"end":"2014-04-30","val":58125000,"accn":"0000930413-14-002778","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-06","frame":"CY2014Q1I"},{"end":"2014-07-31","val":38000000,"accn":"0000930413-14-003857","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-29","frame":"CY2014Q2I"},{"end":"2014-10-31","val":14500000,"accn":"0000930413-14-004781","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-12-05","frame":"CY2014Q3I"}]}},"LongTermDebtPercentageBearingFixedInterestRate":{"label":"Long-term 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unchanging rate.","units":{"USD":[{"end":"2012-01-31","val":1071000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2011Q4I"},{"end":"2013-01-31","val":620000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09"},{"end":"2013-01-31","val":620000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2012Q4I"},{"end":"2014-01-31","val":44101000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09"},{"end":"2014-01-31","val":75726000,"accn":"0000930413-15-001585","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-31","frame":"CY2013Q4I"}]}},"LongtermDebtPercentageBearingVariableInterestAmount":{"label":"Long-term Debt, Percentage Bearing Variable Interest, Amount","description":"The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.","units":{"USD":[{"end":"2012-01-31","val":122678000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09","frame":"CY2011Q4I"},{"end":"2013-01-31","val":106309000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2012Q4I"},{"end":"2013-01-31","val":106309000,"accn":"0000930413-13-002135","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-09"},{"end":"2014-01-31","val":75726000,"accn":"0000930413-14-001685","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-09","frame":"CY2013Q4I"}]}},"LossContingencyAccrualAtCarryingValue":{"label":"Loss Contingency Accrual","description":"Amount of loss contingency 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-30","val":446000,"accn":"0000930413-23-001660","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-26","frame":"CY2023Q1I"},{"end":"2023-07-31","val":491000,"accn":"0000930413-23-002074","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-09-01","frame":"CY2023Q2I"},{"end":"2023-10-31","val":1154000,"accn":"0000930413-23-002522","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-12-04","frame":"CY2023Q3I"},{"end":"2024-07-31","val":595000,"accn":"0000930413-24-002683","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-30","frame":"CY2024Q2I"},{"end":"2024-10-31","val":1744000,"accn":"0000930413-24-003270","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-12-05","frame":"CY2024Q3I"}]}},"OperatingLeasesIncomeStatementMinimumLeaseRevenue":{"label":"Operating 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Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, 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Alternate caption for the concept is permanent 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