Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities:
Net loss	$ (37,062)	$ (29,275)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation, amortization and accretion	11,131	8,879
Change in fair value of contingent consideration	24	138
Provision for doubtful accounts, net	512	13
Deferred tax provision	0	(210)
Stock compensation	2,991	4,002
Other	2,508	67
Changes in operating assets and liabilities:
Trade accounts receivable	(25,004)	429
Inventories	(144,460)	(103,766)
Prepaid expenses and other current assets	(1,993)	11,849
Income tax receivable	(16,923)	(13,873)
Other assets	(1,382)	(1,355)
Trade accounts payable	141,117	111,729
Contingent consideration	(161)	0
Accrued expenses	1,973	(523)
Income taxes payable	1,019	(1,649)
Long-term liabilities	751	356
Net cash used in operating activities	(64,959)	(13,189)
Cash flows from investing activities:
Purchases of property and equipment	(18,734)	(16,714)
Purchases of intangible assets	0	(847)
Net cash used in investing activities	(18,734)	(17,561)
Cash flows from financing activities:
Cash paid for shares withheld for taxes	(73)	(1,591)
Excess tax benefits from stock compensation	14	222
Contingent consideration and deferred payments paid	(115)	0
Proceeds from issuance of short-term borrowing	0	26,000
Cash paid for repayment of short-term borrowings	(3,458)	(10,000)
Net cash (used in) provided by financing activities	(3,632)	14,631
Effect of exchange rates on cash	463	654
Net change in cash and cash equivalents	(86,862)	(15,465)
Cash and cash equivalents at beginning of period	245,088	64,591
Cash and cash equivalents at end of period	158,226	49,126
Cash paid during the period for:
Income taxes	2,267	1,569
Interest	290	358
Non-cash investing activity:
Accruals for purchases of property and equipment	264	4,111
Accruals for asset retirement obligations	146	23
Non-cash financing activity:
Accruals for shares withheld for taxes	$ 0	$ 1,391