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

3 Months Ended

Jun. 30, 2012

Short-Term Borrowings and Long-Term Debt [Abstract]

Schedule of accreted value of long-term debt

	June 30, 2012						March 31, 2012
	Current Accreted Value		Unamortized Discount		Maturity Amount		Accreted Value
2.5% convertible senior notes	$	—	$	—	$	—	$	1,127,009
Five-year term loan	500,000		—		500,000		—
5.5% senior notes	643,348		6,652		650,000		—
Other term loans	9,453		—		9,453		9,883
Subtotal	1,152,801		6,652		1,159,453		1,136,892
Less: current portion	51,066		—		51,066		1,278
Total	$	1,101,735	$	6,652	$	1,108,387	$	1,135,614

Schedule of aggregate maturities of long-term debt based on contractual terms

Remaining 2013	$	853
2014	51,332
2015	51,386
2016	55,882
2017	50,000
Thereafter	950,000
Total	$	1,159,453