Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 30,551	$ 13,237	$ 38,944
Receivables, net	119,113	54,173	93,709
Receivables pledged under receivables facility	231,899	102,583	224,789
Product inventories, net	493,254	474,275	473,362
Prepaid expenses and other current assets	13,044	11,946	11,226
Deferred income taxes	5,533	5,530	3,104
Total current assets	893,394	661,744	845,134
Property and equipment, net	85,387	69,854	65,151
Goodwill	186,092	172,761	172,815
Other intangible assets, net	14,058	11,845	11,643
Equity interest investments	1,119	1,231	1,328
Other assets	15,613	16,926	13,841
Total assets	1,195,663	934,361	1,109,912
Current liabilities:
Accounts payable	265,349	246,554	236,868
Accrued expenses and other current liabilities	114,993	56,591	80,480
Short-term borrowings and current portion of long-term debt and other long-term liabilities	6,823	1,700	3,430
Total current liabilities	387,165	304,845	320,778
Deferred income taxes	28,239	29,808	23,642
Long-term debt, net	493,783	326,345	490,150
Other long-term liabilities	17,875	14,955	13,837
Total liabilities	927,062	675,953	848,407
Redeemable noncontrolling interest	2,511	2,665	2,766
Stockholders' equity:
Common stock	42	43	43
Additional paid-in capital	387,890	374,138	356,410
Retained deficit	(107,337)	(104,709)	(87,862)
Accumulated other comprehensive loss	(14,505)	(13,729)	(9,852)
Total stockholders' equity	266,090	255,743	258,739
Total liabilities, redeemable noncontrolling interest and stockholders' equity	$ 1,195,663	$ 934,361	$ 1,109,912