Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) [Parenthetical]

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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) [Parenthetical] (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Taxes on net unrealized gain (loss) on revaluation of long-term intercompany balance $ 51 $ (52) $ (37)