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Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.","units":{"USD":[{"end":"2010-09-30","val":-640000,"accn":"0000896400-11-000011","fy":2011,"fp":"FY","form":"10-K","filed":"2011-11-17","frame":"CY2010Q3I"},{"end":"2010-09-30","val":-640000,"accn":"0000896400-11-000008","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":46000,"accn":"0000896400-11-000008","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":-452000,"accn":"0000896400-12-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-15","frame":"CY2011Q3I"},{"end":"2011-09-30","val":-452000,"accn":"0000896400-12-000007","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-07-31"},{"end":"2011-09-30","val":-452000,"accn":"0000896400-12-000004","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-03"},{"end":"2011-09-30","val":-452000,"accn":"0000896400-12-000002","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-01"},{"end":"2011-09-30","val":-452000,"accn":"0000896400-11-000011","fy":2011,"fp":"FY","form":"10-K","filed":"2011-11-17"},{"end":"2011-12-31","val":-603000,"accn":"0000896400-12-000002","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-01","frame":"CY2011Q4I"},{"end":"2012-03-31","val":-272000,"accn":"0000896400-12-000004","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-03","frame":"CY2012Q1I"},{"end":"2012-06-30","val":-461000,"accn":"0000896400-12-000007","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-07-31","frame":"CY2012Q2I"},{"end":"2012-09-30","val":-329000,"accn":"0000896400-13-000055","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-14","frame":"CY2012Q3I"},{"end":"2012-09-30","val":-329000,"accn":"0000896400-13-000038","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-07-30"},{"end":"2012-09-30","val":-329000,"accn":"0000896400-13-000031","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-04-30"},{"end":"2012-09-30","val":-329000,"accn":"0000896400-13-000008","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-01-30"},{"end":"2012-09-30","val":-329000,"accn":"0000896400-12-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-15"},{"end":"2012-12-31","val":0,"accn":"0000896400-13-000008","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-01-30","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0,"accn":"0000896400-13-000031","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-04-30","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000896400-13-000038","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-07-30","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000896400-13-000055","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-14","frame":"CY2013Q3I"}]}},"AdditionalPaidInCapital":{"label":"Additional Paid in Capital","description":"Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred 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Includes, but is not limited to, excess tax 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,"fp":"Q3","form":"10-Q","filed":"2014-07-30"},{"end":"2012-09-30","val":73755000,"accn":"0000896400-14-000039","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":73295000,"accn":"0000896400-13-000008","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-01-30"},{"end":"2012-12-31","val":73295000,"accn":"0000896400-14-000008","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30","frame":"CY2012Q4I"},{"end":"2013-03-31","val":81486000,"accn":"0000896400-13-000031","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-04-30"},{"end":"2013-03-31","val":81486000,"accn":"0000896400-14-000019","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-04-30","frame":"CY2013Q1I"},{"end":"2013-06-30","val":92484000,"accn":"0000896400-13-000038","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-07-30"},{"end":"2013-06-30","val":92484000,"accn":"0000896400-14-000033","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30","frame":"CY2013Q2I"},{"end":"2013-09-30","val":102632000,"accn":"0000896400-13-000055","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-14"},{"end":"2013-09-30","val":102632000,"accn":"0000896400-14-000008","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30"},{"end":"2013-09-30","val":102632000,"accn":"0000896400-14-000019","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-04-30"},{"end":"2013-09-30","val":102632000,"accn":"0000896400-14-000033","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30"},{"end":"2013-09-30","val":102632000,"accn":"0000896400-14-000039","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":112464000,"accn":"0000896400-14-000008","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30","frame":"CY2013Q4I"},{"end":"2014-03-31","val":123425000,"accn":"0000896400-14-000019","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-04-30","frame":"CY2014Q1I"},{"end":"2014-06-30","val":129310000,"accn":"0000896400-14-000033","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30","frame":"CY2014Q2I"},{"end":"2014-09-30","val":138086000,"accn":"0000896400-14-000039","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-12","frame":"CY2014Q3I"}]}},"CashAndCashEquivalentsPeriodIncreaseDecrease":{"label":"Cash and Cash Equivalents, Period Increase (Decrease)","description":"Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.","units":{"USD":[{"start":"2008-10-01","end":"2009-09-30","val":6166000,"accn":"0000896400-11-000011","fy":2011,"fp":"FY","form":"10-K","filed":"2011-11-17","frame":"CY2009"},{"start":"2009-10-01","end":"2010-06-30","val":18359000,"accn":"0000896400-11-000008","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-05"},{"start":"2009-10-01","end":"2010-06-30","val":4404000,"accn":"0000896400-12-000002","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-01"},{"start":"2009-10-01","end":"2010-06-30","val":8919000,"accn":"0000896400-12-000004","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-03"},{"start":"2009-10-01","end":"2010-09-30","val":9337000,"accn":"0000896400-11-000011","fy":2011,"fp":"FY","form":"10-K","filed":"2011-11-17"},{"start":"2009-10-01","end":"2010-09-30","val":9337000,"accn":"0000896400-12-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-15","frame":"CY2010"},{"start":"2010-10-01","end":"2011-06-30","val":27444000,"accn":"0000896400-11-000008","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-05"},{"start":"2010-10-01","end":"2011-06-30","val":27444000,"accn":"0000896400-12-000007","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-07-31"},{"start":"2010-10-01","end":"2011-09-30","val":24918000,"accn":"0000896400-11-000011","fy":2011,"fp":"FY","form":"10-K","filed":"2011-11-17"},{"start":"2010-10-01","end":"2011-09-30","val":24918000,"accn":"0000896400-12-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-15"},{"start":"2010-10-01","end":"2011-09-30","val":24918000,"accn":"0000896400-13-000055","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-14","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":7035000,"accn":"0000896400-12-000002","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-01"},{"start":"2011-10-01","end":"2011-12-31","val":7035000,"accn":"0000896400-13-000008","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-01-30","frame":"CY2011Q4"},{"start":"2011-10-01","end":"2012-03-31","val":10994000,"accn":"0000896400-12-000004","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-03"},{"start":"2011-10-01","end":"2012-03-31","val":10994000,"accn":"0000896400-13-000031","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-04-30"},{"start":"2011-10-01","end":"2012-06-30","val":21608000,"accn":"0000896400-12-000007","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-07-31"},{"start":"2011-10-01","end":"2012-06-30","val":21608000,"accn":"0000896400-13-000038","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-07-30"},{"start":"2011-10-01","end":"2012-09-30","val":27045000,"accn":"0000896400-12-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-15"},{"start":"2011-10-01","end":"2012-09-30","val":27045000,"accn":"0000896400-13-000055","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-14"},{"start":"2011-10-01","end":"2012-09-30","val":27045000,"accn":"0000896400-14-000039","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-12","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-460000,"accn":"0000896400-13-000008","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-01-30"},{"start":"2012-10-01","end":"2012-12-31","val":-460000,"accn":"0000896400-14-000008","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30","frame":"CY2012Q4"},{"start":"2012-10-01","end":"2013-03-31","val":7731000,"accn":"0000896400-13-000031","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-04-30"},{"start":"2012-10-01","end":"2013-03-31","val":7731000,"accn":"0000896400-14-000019","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-04-30"},{"start":"2012-10-01","end":"2013-06-30","val":18729000,"accn":"0000896400-13-000038","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-07-30"},{"start":"2012-10-01","end":"2013-06-30","val":18729000,"accn":"0000896400-14-000033","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30"},{"start":"2012-10-01","end":"2013-09-30","val":28877000,"accn":"0000896400-13-000055","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-14"},{"start":"2012-10-01","end":"2013-09-30","val":28877000,"accn":"0000896400-14-000039","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-12","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":9832000,"accn":"0000896400-14-000008","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30","frame":"CY2013Q4"},{"start":"2013-10-01","end":"2014-03-31","val":20793000,"accn":"0000896400-14-000019","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-04-30"},{"start":"2013-10-01","end":"2014-06-30","val":26678000,"accn":"0000896400-14-000033","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30"},{"start":"2013-10-01","end":"2014-09-30","val":35454000,"accn":"0000896400-14-000039","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-12","frame":"CY2014"}]}},"CashCashEquivalentsAndShortTermInvestments":{"label":"Cash, Cash Equivalents, and Short-term Investments","description":"Cash includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the customer may deposit additional funds at any time and effectively may withdraw funds at any time without prior notice or penalty. Cash equivalents, excluding items classified as marketable securities, include short-term, highly liquid Investments that are both readily convertible to known amounts of cash, and so near their maturity that they present minimal risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition. Original maturity means original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three years ago does not become a cash equivalent when its remaining maturity is three months. Short-term investments, exclusive of cash equivalents, generally consist of marketable securities intended to be sold within one year (or the normal operating cycle if longer) and may include trading securities, available-for-sale securities, or held-to-maturity securities (if maturing within one year), as 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