Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Mar. 31, 2013
Accounting Policies [Abstract]  
Schedule Of Property Plant and Equipment Useful Life [Table Text Block]

Property and equipment are carried at cost, less accumulated depreciation and amortization, computed on a straight-line basis over the estimated useful lives of the assets as follows:

Machinery and equipment       3 to 5 years
Computer equipment 3 to 5 years
ERP software 10 years
Other software 3 years
Furniture and fixtures 5 years
Other office equipment 5 years
Leasehold improvements Life of lease
Fair Value, Assets Measured on Recurring Basis [Table Text Block]

The assets measured and recorded at fair value on a recurring basis consist of money market funds which are valued using quoted market prices at the respective balance sheet dates and are level 1 fair value measurements (in thousands):

As of March 31,
2013       2012
Money market funds $      32,394 $      37,776
Schedule Of Carrying Value and Fair Value Of Financial Liabilities [Table Text Block]

The carrying value and fair value of these financial liabilities were as follows (in thousands):

      As of March 31,
2013       2012
Carrying Value       Fair Value Carrying Value       Fair Value
Convertible subordinated debt(1) $      205,000 $      194,639 $      135,000 $      136,350
Senior secured revolving debt(2) — — 49,495 49,495
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      (1)       Fair value based on quoted market prices (level 1).
(2) Fair value based on outstanding borrowings and market interest rates (level 2).