Short-Term Borrowings and Long-Term Debt (Tables)

12 Months Ended

Mar. 31, 2014

Debt Instrument

Schedule of Long-term Debt Instruments [Table Text Block]

	March 31, 2014						March 31, 2013
	Current Accreted Value		Unamortized Discount		Maturity Amount		Accreted Value
5.5% senior notes	$	645,042	$	4,958	$	650,000	$	644,077
5.625% senior notes	393,784		6,216		400,000		—
Five-year amortizing term loan	—		—		—		500,000
Other term loans	438		—		438		877
Subtotal	1,039,264		11,174		1,050,438		1,144,954
Less: current portion	438		—		438		50,438
Total	$	1,038,826	$	11,174	$	1,050,000	$	1,094,516

Schedule of Maturities of Long-term Debt [Table Text Block]

2015	$	438
2016	—
2017	—
2018	—
2019	—
Thereafter	1,050,000
Total	$	1,050,438