LONG-TERM DEBT (Tables)

12 Months Ended

Mar. 31, 2011

LONG-TERM DEBT.

Schedule of accreted value of long-term debt

		2011						2010
		Current Accreted Value		Unamortized Discount		Maturity Amount		Current Accreted Value
2.5% convertible senior notes		$	1,087,932	$	162,068	$	1,250,000	$	1,051,243
5.6% senior notes from Equity Units			103,039		—		103,039		103,039
Third-party distribution financing			—		—		—		1,639
Other term loans			10,897		—		10,897		14,413
	Subtotal		1,201,868		162,068		1,363,936		1,170,334
Less: current portion			792		—		792		5,154
Total		$	1,201,076	$	162,068	$	1,363,144	$	1,165,180

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

As of March 31, 2011, the aggregate maturities of long-term debt, based on their contractual terms, are as follows:

2012	$	987
2013		1,226
2014		1,277
2015		1,251,332
2016		6,075
Thereafter		103,039
Total	$	1,363,936