DEBT (Tables)

6 Months Ended

Sep. 30, 2013

Debt Instruments [Abstract]

Schedule of debt

	September 30,   2013			March 31,    2013
6¼% Senior Notes due 2022	$	450,000		$	450,000
Term Loan	228,107			230,625
3% Convertible Senior Notes due 2038, including $7.1 million and $8.8 million of unamortized discount, respectively	107,906			106,196
Revolving Credit Facility	45,000			—
Other	70			448
Total debt	831,083			787,269
Less short-term borrowings and current maturities of long-term debt	(6,989		)	(22,323		)
Total long-term debt	$	824,094		$	764,946

Schedule of convertible debt

	September 30,   2013			March 31,    2013
Equity component – net carrying value	$	14,905		$	14,905
Debt component:
Face amount due at maturity	$	115,000		$	115,000
Unamortized discount	(7,094		)	(8,804		)
Debt component – net carrying value	$	107,906		$	106,196

Schedule of convertible debt interest expense

	Three Months Ended   September 30,				Six Months Ended   September 30,
	2013		2012		2013		2012
Contractual coupon interest	$	863	$	863	$	1,726	$	1,726
Amortization of debt discount	789		903		1,710		1,772
Total interest expense	$	1,652	$	1,766	$	3,436	$	3,498