GOODWILL AND PURCHASED INTANGIBLE ASSETS (Details) (USD $)	3 Months Ended
	Jun. 30, 2013	Mar. 31, 2013
Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	$ 2,705,000	$ 2,705,000
Finite-Lived Intangible Assets, Accumulated Amortization	(1,853,000)	(1,757,000)
Finite-Lived Intangible Assets, Net	852,000	948,000
Goodwill	15,500,000
Accumulated impairment loss	54,600,000
Technology [Member]
Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	1,000,000	1,000,000
Finite-Lived Intangible Assets, Accumulated Amortization	(183,000)	(133,000)
Finite-Lived Intangible Assets, Net	817,000	867,000
Finite-Lived Intangible Asset, Useful Life	5 years
Customer Relationships [Member]
Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	1,705,000	1,705,000
Finite-Lived Intangible Assets, Accumulated Amortization	(1,670,000)	(1,624,000)
Finite-Lived Intangible Assets, Net	$ 35,000	$ 81,000
Finite-Lived Intangible Asset, Useful Life	8 years