CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net (loss) income	$ (10,950)	$ 3,668
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation, amortization and accretion	25,063	24,773
Change in fair value of contingent consideration	(1,806)	(1,987)
Provision for doubtful accounts, net	3,531	1,069
Deferred tax provision	153	1,152
Stock compensation	6,235	6,933
Gain on sale of assets	(938)	0
Impairment of long-lived assets	2,235	0
Other	287	2,695
Changes in operating assets and liabilities:
Trade accounts receivable	(147,330)	(158,662)
Inventories	(355,242)	(269,488)
Prepaid expenses and other current assets	(7,914)	(11,235)
Income tax receivable	(7,507)	(4,305)
Other assets	(215)	(607)
Trade accounts payable	160,514	138,252
Contingent consideration	(797)	(177)
Accrued expenses	6,124	7,401
Income taxes payable	(3,705)	787
Long-term liabilities	3,875	361
Net cash used in operating activities	(328,387)	(259,370)
Cash flows from investing activities:
Purchases of property and equipment	(36,484)	(38,490)
Purchases of tangible, intangible, and other assets, net	(4,700)	(9,489)
Proceeds from sale of assets	2,435	0
Net cash used in investing activities	(38,749)	(47,979)
Cash flows from financing activities:
Proceeds from issuance of short-term borrowings	342,335	150,784
Repayments of short-term borrowings	(30,896)	(3,458)
Cash paid for shares withheld for taxes	(413)	(643)
Excess tax benefit from stock compensation	59	261
Cash paid for repurchases of common stock	(69,201)	0
Contingent consideration paid	(161)	(115)
Proceeds from mortgage loan	0	33,931
Mortgage loan origination costs	0	(338)
Repayment of mortgage principal	(239)	(37)
Net cash provided by financing activities	241,484	180,385
Effect of exchange rates on cash	284	(3,473)
Net change in cash and cash equivalents	(125,368)	(130,437)
Cash and cash equivalents at beginning of period	225,143	245,088
Cash and cash equivalents at end of period	99,775	114,651
Cash paid during the period for:
Income taxes	6,582	5,095
Interest	785	641
Non-cash investing and financing activities:
Accrued for purchases of property and equipment	2,621	6,905
Accrued for asset retirement obligations	$ 558	$ 286