DISCONTINUED OPERATIONS (DETAILS) (USD $)	3 Months Ended			6 Months Ended
	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Notes To Consolidated Financial Statement Abstract
Impairment Of Intangible Assets Discontinued Operations		$ 7,700,000
Impairment Of Property And Equipment Discontinued Operations		2,100,000
Disposal Group Including Discontinued Operation Income Statement Disclosures [Abstract]
Net Revenues Discontinued Operations	200,000		448,000	356,000	1,397,000
Cost Of Revenues Discontinued Operations	82,000		196,000	2,456,000	846,000
Gross Profit Discontinued Operations	118,000		252,000	(2,100,000)	551,000
Selling General And Administrative Expense Discontinued Operations	5,731,000		3,782,000	11,594,000	7,542,000
Research And Development Expense Discontinued Operations	3,302,000		3,091,000	6,648,000	6,601,000
Depreciation And Amortization Expense Discontinued Operations	0		323,000	0	643,000
Discontinued Operation Income Loss From Discontinued Operation Before Income Tax	(8,915,000)		(6,944,000)	(20,342,000)	(14,235,000)
Income Tax Benefit Discontinued Operation	(3,186,000)		(2,516,000)	(7,288,000)	(5,157,000)
Loss from discontinued operations, net of income tax benefit	(5,729,000)		(4,428,000)	(13,054,000)	(9,078,000)
Increase In Inventory Valuation Reserve Discontinued Operations				1,900,000
Assets Of Disposal Group Including Discontinued Operation Current [Abstract]
Cash And Cash Equivalents Discontinued Operations	878,000	629,000		878,000
Accounts Receivable Net Discontinued Operations	83,000	129,000		83,000
Inventories Net Discontinued Operations	3,815,000	4,495,000		3,815,000
Deferred Tax Assets Net Discontinued Operations	5,191,000	7,328,000		5,191,000
Other Current Assets Discontinued Operations	281,000	546,000		281,000
Assets of Disposal Group, Including Discontinued Operation, Current, Total	10,248,000	13,127,000		10,248,000
Liabilities Of Disposal Group Including Discontinued Operation Current Abstract
Accounts Payable Discontinued Operations	2,228,000	1,802,000		2,228,000
Other Current Liabilities Discontinued Operations	4,944,000	5,474,000		4,944,000
Liabilities of Disposal Group, Including Discontinued Operation, Current, Total	7,172,000	7,276,000		7,172,000
Net Cash Provided By Used In Discontinued Operations Abstract
Income Loss From Discontinued Operations Net Of Tax	(5,729,000)		(4,428,000)	(13,054,000)	(9,078,000)
Depreciation And Amortization Discontinued Operations				0	643,000
Share Based Compensation Discontinued Operations				1,795,000	327,000
Increase Decrease In Assets Of Disposal Group Including Discontinued Operation Current				2,879,000	3,563,000
Increase Decrease In Liabilities Of Disposal Group Including Discontinued Operation Current				(1,598,000)	(729,000)
Cash Provided By Used In Operating Activities Discontinued Operations				(9,978,000)	(5,274,000)
Cash Provided By Used In Investing Activities Discontinued Operations				$ 0	$ (577,000)