LEASES LEASES (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2010
Operating Lease Commitments by Year [Line Items]
Operating Leases, Future Minimum Payments Due, Current	$ 22,331
Operating Leases, Future Minimum Payments, Due in Two Years	16,091
Operating Leases, Future Minimum Payments, Due in Three Years	13,605
Operating Leases, Future Minimum Payments, Due in Four Years	11,955
Operating Leases, Future Minimum Payments, Due in Five Years	8,401
Operating Leases, Future Minimum Payments, Due Thereafter	20,755
Operating Leases, Future Minimum Payments Receivable, Current	618
Operating Leases, Future Minimum Payments Receivable, in Two Years	547
Operating Leases, Future Minimum Payments Receivable, in Three Years	557
Operating Leases, Future Minimum Payments Receivable, in Four Years	567
Operating Leases, Future Minimum Payments Receivable, in Five Years	577
Operating Leases, Future Minimum Payments Receivable, Thereafter	291
Operating Leases, Rent Expense, Net	$ 43,392	$ 43,865	$ 14,954