Annual report pursuant to Section 13 and 15(d)

INTANGIBLE ASSETS AND GOODWILL (Schedule of Intangible Amortization) (Details)

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INTANGIBLE ASSETS AND GOODWILL (Schedule of Intangible Amortization) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2012
Intangible Assets Excluding Goodwill [Line Items]      
Intangible amortization $ 8,902 $ 13,299 $ 20,743
Purchased technology [Member]
     
Intangible Assets Excluding Goodwill [Line Items]      
Intangible amortization 1,476 3,775 7,583
Trademarks [Member]
     
Intangible Assets Excluding Goodwill [Line Items]      
Intangible amortization    244 700
Non-compete agreements [Member]
     
Intangible Assets Excluding Goodwill [Line Items]      
Intangible amortization       32
Customer Lists [Member]
     
Intangible Assets Excluding Goodwill [Line Items]      
Intangible amortization $ 7,426 $ 9,280 $ 12,428