GOODWILL AND INTANGIBLE ASSETS (Finite Lived Intangible Assets and Goodwill) (Details) (USD $)	Jun. 30, 2011	Dec. 31, 2010
Intangible Assets and Goodwill [Line Items]
Goodwill	$ 14,826,000	$ 14,826,000
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	13,506,000	13,506,000
Finite-Lived Intangible Assets, Accumulated Amortization	(4,197,000)	(3,711,000)
Finite-Lived Intangible Assets, Net	9,309,000	9,795,000
Finite-Lived Intangible Assets, Gross	13,506,000	13,506,000
Finite-Lived Intangible Assets, Net	9,309,000	9,795,000
Qspeed [Member] | In-process research and developement [Member]
Intangible Assets, Net[Abstract]
Acquired Indefinite-lived Intangible Asset, Amount		4,700,000
Qspeed [Member] | Developed technology [Member]
Intangible Assets, Net[Abstract]
Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets		1,800,000
Qspeed [Member] | Customer relationships [Member]
Intangible Assets, Net[Abstract]
Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets		900,000
In-process research and developement [Member]
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	4,690,000	4,690,000
Finite-Lived Intangible Assets, Accumulated Amortization	0	0
Finite-Lived Intangible Assets, Net	4,690,000	4,690,000
Finite-Lived Intangible Assets, Gross	4,690,000	4,690,000
Finite-Lived Intangible Assets, Net	4,690,000	4,690,000
Technology licenses [Member]
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	3,000,000	3,000,000
Finite-Lived Intangible Assets, Accumulated Amortization	(1,575,000)	(1,425,000)
Finite-Lived Intangible Assets, Net	1,425,000	1,575,000
Finite-Lived Intangible Assets, Gross	3,000,000	3,000,000
Finite-Lived Intangible Assets, Net	1,425,000	1,575,000
Patent rights [Member]
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	1,949,000	1,949,000
Finite-Lived Intangible Assets, Accumulated Amortization	(1,868,000)	(1,760,000)
Finite-Lived Intangible Assets, Net	81,000	189,000
Finite-Lived Intangible Assets, Gross	1,949,000	1,949,000
Finite-Lived Intangible Assets, Net	81,000	189,000
Developed technology [Member]
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	2,920,000	2,920,000
Finite-Lived Intangible Assets, Accumulated Amortization	(660,000)	(489,000)
Finite-Lived Intangible Assets, Net	2,260,000	2,431,000
Finite-Lived Intangible Assets, Gross	2,920,000	2,920,000
Finite-Lived Intangible Assets, Net	2,260,000	2,431,000
Customer relationships [Member]
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	910,000	910,000
Finite-Lived Intangible Assets, Accumulated Amortization	(57,000)	0
Finite-Lived Intangible Assets, Net	853,000	910,000
Finite-Lived Intangible Assets, Gross	910,000	910,000
Finite-Lived Intangible Assets, Net	853,000	910,000
Other intangibles [Member]
Intangible Assets, Net[Abstract]
Finite-Lived Intangible Assets, Gross	37,000	37,000
Finite-Lived Intangible Assets, Accumulated Amortization	(37,000)	(37,000)
Finite-Lived Intangible Assets, Net	0	0
Finite-Lived Intangible Assets, Gross	37,000	37,000
Finite-Lived Intangible Assets, Net	$ 0	$ 0