COMMON STOCK REPURCHASES (Details) (USD $)	9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Equity [Abstract]
Remaining shares authorized for repurchase under program	600,000
Shares repurchased	1,281,907	743,818
Total cost of shares repurchased	$ 56,800,000	$ 23,600,000
Average cost per share of shares repurchased	$ 44.27	$ 31.76
Value of shares withheld in satisfaction of employee tax withholding obligations	$ 6,014,000	$ 2,848,000