Annual report pursuant to Section 13 and 15(d)

STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Details 3)

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STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Details 3) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Share-based compensation by type of award:      
Stock options $ 1,681 $ 2,622 $ 3,586
Restricted stock 11,630 9,053 5,329
Stock purchase plan 1,828 2,062 1,506
Total share-based compensation expense $ 15,139 $ 13,737 $ 10,421