GAIN ON SALE OF ASSETS 5 (Details) (USD $)	3 Months Ended	12 Months Ended				3 Months Ended	12 Months Ended		0 Months Ended	12 Months Ended
	Jun. 30, 2010	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Sep. 30, 2012 Cash [Member]	Dec. 31, 2012 Assets Held-for-sale [Member]	Sep. 30, 2012 Assets Held-for-sale [Member]	Feb. 15, 2011 Digital Research in Electronics Acoustics and Music SAS [Member]	Dec. 31, 2011 Digital Research in Electronics Acoustics and Music SAS [Member]	Dec. 31, 2010 Digital Research in Electronics Acoustics and Music SAS [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Cash consideration						$ 25,000,000
Remaining inventory								7,000,000
Sales consideration									2,300,000
Gain on sale of assets		0	35,310,000	(99,767,000)					1,900,000	1,882,000	0
Property, plant and equipment reclassified					110,400,000
Impairment of long-lived assets to be disposed of	11,900,000
Sales Revenue, Goods, Gross							1,900,000
Assets Held-for-sale, at Carrying Value							5,100,000
Deferred Gain on Sale of Property		$ 4,400,000