Annual report pursuant to Section 13 and 15(d)

Consolidated Statements Of Operations (Parenthetical)

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Consolidated Statements Of Operations (Parenthetical) (USD $)
In Thousands, except Share data in Millions, unless otherwise specified
12 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Mar. 31, 2010
Consolidated Statements Of Operations [Abstract]      
Gain on sale of discontinued operations, tax $ 12,359    
Income from discontinued operations, tax $ 1,447 $ 53 $ 256
Shares represented by options 1.2 2.4 6.1