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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. 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of Deposit, at Carrying Value","description":"A savings certificate entitling the Entity (that is, bearer) to receive interest at an established maturity date, based upon a fixed interest rate. A certificate of deposit may be issued in any denomination. Certificates of deposit are generally issued by commercial banks and, therefore, insured by the FDIC (up to the prescribed limit). Certificates of deposit generally restrict holders from withdrawing funds on demand without the incurrence of penalties. Generally, only certificates of deposit with original maturities of three months or less qualify as cash equivalents. Original maturity means original maturity to the entity holding the investment. As a related 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.","units":{"USD":[{"end":"2012-06-30","val":5800000,"accn":"0000944480-12-000045","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4800000,"accn":"0000944480-12-000060","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14","frame":"CY2012Q3I"},{"end":"2013-03-31","val":1800000,"accn":"0000944480-13-000030","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-15","frame":"CY2013Q1I"}]}},"ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights":{"label":"Class of Warrant or Right, Exercise Price of Warrants or Rights (Deprecated 2014-01-31)","description":"Exercise price per share or per unit of warrants or rights outstanding.","units":{"USD/shares_unit":[{"end":"2011-03-21","val":8,"accn":"0000944480-13-000052","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2011Q1I"},{"end":"2011-03-21","val":8,"accn":"0000944480-13-000039","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-14"},{"end":"2011-03-21","val":8,"accn":"0000944480-13-000030","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-15"},{"end":"2011-03-21","val":8,"accn":"0000944480-13-000011","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11"},{"end":"2011-03-21","val":8,"accn":"0000944480-12-000060","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14"},{"end":"2011-03-21","val":8,"accn":"0000944480-12-000045","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"}]}},"CommitmentsAndContingencies":{"label":"Commitments and Contingencies","description":"Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.","units":{"USD":[{"end":"2011-12-31","val":0,"accn":"0000944480-12-000060","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14","frame":"CY2011Q4I"},{"end":"2012-09-30","val":0,"accn":"0000944480-12-000060","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000944480-13-000039","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-14","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000944480-13-000030","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-15"},{"end":"2013-03-31","val":0,"accn":"0000944480-13-000030","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-15","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000944480-13-000039","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-14","frame":"CY2013Q2I"}]}},"CommonStockCapitalSharesReservedForFutureIssuance":{"label":"Common Stock, Capital Shares Reserved for Future Issuance","description":"Aggregate number of common shares reserved for future issuance.","units":{"shares":[{"end":"2012-12-31","val":3907686,"accn":"0000944480-13-000011","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3856240,"accn":"0000944480-14-000014","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-26","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3856240,"accn":"0000944480-15-000016","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-19","frame":"CY2014Q4I"}]}},"CommonStockNoParValue":{"label":"Common Stock, No Par Value","description":"Face amount per share of no-par value common stock.","units":{"USD/shares":[{"end":"2019-12-31","val":0,"accn":"0000944480-20-000085","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-16","frame":"CY2019Q4I"},{"end":"2020-09-30","val":0,"accn":"0000944480-20-000085","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-16","frame":"CY2020Q3I"}]}},"CommonStockParOrStatedValuePerShare":{"label":"Common Stock, Par or Stated Value Per Share","description":"Face amount or 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Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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 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Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. 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Recorded using the cost 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