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For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred 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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. 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changes.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1835000,"accn":"0001140361-12-011329","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-28","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":18359000,"accn":"0001140361-11-040634","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":20323000,"accn":"0001140361-11-051885","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04"},{"start":"2010-01-01","end":"2010-12-31","val":20320000,"accn":"0001140361-12-011329","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-28"},{"start":"2010-01-01","end":"2010-12-31","val":20320000,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":7507000,"accn":"0001140361-12-023456","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-08","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5085000,"accn":"0001140361-11-040634","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":5085000,"accn":"0001140361-12-035330","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-06"},{"start":"2011-01-01","end":"2011-09-30","val":4596000,"accn":"0001140361-11-051885","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04"},{"start":"2011-01-01","end":"2011-09-30","val":4596000,"accn":"0001140361-12-045265","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2011-01-01","end":"2011-12-31","val":-817000,"accn":"0001140361-12-011329","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-28"},{"start":"2011-01-01","end":"2011-12-31","val":-817000,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11"},{"start":"2011-01-01","end":"2011-12-31","val":-817000,"accn":"0001140361-14-012788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"start":"2011-01-01","end":"2011-12-31","val":-817000,"accn":"0001140361-14-012848","fy":2013,"fp":"FY","form":"10-K/A","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":593000,"accn":"0001140361-12-023456","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":593000,"accn":"0001140361-13-018165","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-01","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-5544000,"accn":"0001140361-12-035330","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-06"},{"start":"2012-01-01","end":"2012-06-30","val":-5544000,"accn":"0001140361-13-031314","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":2901000,"accn":"0001140361-12-045265","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2012-01-01","end":"2012-09-30","val":2901000,"accn":"0001140361-13-040504","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-04"},{"start":"2012-01-01","end":"2012-12-31","val":-3503000,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11"},{"start":"2012-01-01","end":"2012-12-31","val":-3503000,"accn":"0001140361-14-012788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"start":"2012-01-01","end":"2012-12-31","val":-3503000,"accn":"0001140361-14-012848","fy":2013,"fp":"FY","form":"10-K/A","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-3503000,"accn":"0001140361-15-009411","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8663000,"accn":"0001140361-13-018165","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-01"},{"start":"2013-01-01","end":"2013-03-31","val":8663000,"accn":"0001140361-14-018075","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-04-30","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-19061000,"accn":"0001140361-13-031314","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-19061000,"accn":"0001140361-14-029795","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-07-30"},{"start":"2013-01-01","end":"2013-09-30","val":-15534000,"accn":"0001140361-13-040504","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-04"},{"start":"2013-01-01","end":"2013-09-30","val":-15534000,"accn":"0001140361-14-039313","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-29"},{"start":"2013-01-01","end":"2013-12-31","val":-15725000,"accn":"0001140361-14-012788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"start":"2013-01-01","end":"2013-12-31","val":-15725000,"accn":"0001140361-14-012848","fy":2013,"fp":"FY","form":"10-K/A","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-15725000,"accn":"0001140361-15-009411","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":201000,"accn":"0001140361-14-018075","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-04-30"},{"start":"2014-01-01","end":"2014-03-31","val":201000,"accn":"0001140361-15-017084","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-04-30","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4326000,"accn":"0001140361-14-029795","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-07-30"},{"start":"2014-01-01","end":"2014-06-30","val":4326000,"accn":"0001140361-15-028823","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-28"},{"start":"2014-01-01","end":"2014-09-30","val":14991000,"accn":"0001140361-14-039313","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-29"},{"start":"2014-01-01","end":"2014-12-31","val":22985000,"accn":"0001140361-15-009411","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-17724000,"accn":"0001140361-15-017084","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-04-30","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-21896000,"accn":"0001140361-15-028823","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-28"}]}},"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 applicable.","units":{"USD":[{"end":"2010-12-31","val":41029000,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11","frame":"CY2010Q4I"},{"end":"2011-12-31","val":39272000,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11","frame":"CY2011Q4I"},{"end":"2012-12-31","val":35875000,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11"},{"end":"2012-12-31","val":35875000,"accn":"0001140361-13-018165","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-01"},{"end":"2012-12-31","val":35875000,"accn":"0001140361-13-031314","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":35875000,"accn":"0001140361-13-040504","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-04"},{"end":"2012-12-31","val":35875000,"accn":"0001140361-14-012788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"end":"2012-12-31","val":35875000,"accn":"0001140361-14-012848","fy":2013,"fp":"FY","form":"10-K/A","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":44538000,"accn":"0001140361-13-018165","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-01","frame":"CY2013Q1I"},{"end":"2013-06-30","val":16814000,"accn":"0001140361-13-031314","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":20281000,"accn":"0001140361-13-040504","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-04","frame":"CY2013Q3I"},{"end":"2013-12-31","val":19729000,"accn":"0001140361-14-012788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"end":"2013-12-31","val":19729000,"accn":"0001140361-14-012848","fy":2013,"fp":"FY","form":"10-K/A","filed":"2014-03-17"},{"end":"2013-12-31","val":19729000,"accn":"0001140361-14-018075","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-04-30"},{"end":"2013-12-31","val":19729000,"accn":"0001140361-14-029795","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-07-30"},{"end":"2013-12-31","val":19729000,"accn":"0001140361-14-039313","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-29"},{"end":"2013-12-31","val":19729000,"accn":"0001140361-15-009411","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27","frame":"CY2013Q4I"},{"end":"2014-03-31","val":19770000,"accn":"0001140361-14-018075","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-04-30","frame":"CY2014Q1I"},{"end":"2014-06-30","val":23872000,"accn":"0001140361-14-029795","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-07-30","frame":"CY2014Q2I"},{"end":"2014-09-30","val":34537000,"accn":"0001140361-14-039313","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-29","frame":"CY2014Q3I"},{"end":"2014-12-31","val":42531000,"accn":"0001140361-15-009411","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27"},{"end":"2014-12-31","val":42531000,"accn":"0001140361-15-017084","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-04-30"},{"end":"2014-12-31","val":42531000,"accn":"0001140361-15-028823","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-28","frame":"CY2014Q4I"},{"end":"2015-03-31","val":24784000,"accn":"0001140361-15-017084","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-04-30","frame":"CY2015Q1I"},{"end":"2015-06-30","val":20612000,"accn":"0001140361-15-028823","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-28","frame":"CY2015Q2I"}]}},"CommonStockParOrStatedValuePerShare":{"label":"Common 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An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. 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A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.","units":{"pure":[{"start":"2012-01-01","end":"2012-06-30","val":2,"accn":"0001140361-12-035330","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-06"},{"start":"2012-01-01","end":"2012-09-30","val":2,"accn":"0001140361-12-045265","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2012-01-01","end":"2012-12-31","val":2,"accn":"0001140361-13-011645","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-11","frame":"CY2012"}],"Segment":[{"start":"2013-01-01","end":"2013-03-31","val":2,"accn":"0001140361-13-018165","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-01","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2,"accn":"0001140361-13-031314","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":2,"accn":"0001140361-13-040504","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-04"},{"start":"2013-01-01","end":"2013-12-31","val":2,"accn":"0001140361-14-012788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"start":"2013-01-01","end":"2013-12-31","val":2,"accn":"0001140361-14-012848","fy":2013,"fp":"FY","form":"10-K/A","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":2,"accn":"0001140361-15-009411","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27","frame":"CY2014"}]}},"OperatingExpenses":{"label":"Operating Expenses","description":"Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. 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