STATEMENTS OF CONSOLIDATED CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities
Net income (loss)	$ (30,272)	$ 1,350
Adjustments to reconcile net income (loss) to net cash used by operating activities
Depreciation and amortization	8,278	7,944
Debt amortization/interest	3,654	3,403
(Gain) loss on foreign currency transactions	8,009	(3,566)
Gain on sale of property, plant and equipment	(121)	(1,159)
Stock-based compensation	2,625	1,011
Changes in operating assets and liabilities, net	(179,942)	(81,166)
Other, net	857	366
Net cash used by operating activities	(186,912)	(71,817)
Investing activities
Purchases of property, plant and equipment	(6,531)	(12,757)
Proceeds from sale of property, plant and equipment	486	905
Restricted cash	882	11
Other, net	73	647
Net cash used by investing activities	(5,090)	(11,194)
Financing activities
Net proceeds from short-term borrowings	47,780	264,056
Proceeds from long-term borrowings	165,000	50,200
Repayment of long-term borrowings	(9,078)	(198,164)
Debt issuance cost	(4,928)	(4,234)
Net cash provided by financing activities	198,774	111,858
Effect of exchange rate changes on cash	1,345	(1,967)
Increase in cash and cash equivalents	8,117	26,880
Cash and cash equivalents at beginning of period	119,743	43,506
Cash and cash equivalents at end of period	$ 127,860	$ 70,386