Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013
Current assets:
Cash and cash equivalents	$ 7,257	$ 8,006	$ 12,873
Receivables, net	47,694	45,138	188,294
Receivables pledged under receivables facility	163,413	80,149	0
Product inventories, net	527,304	429,197	494,321
Prepaid expenses and other current assets	9,944	9,802	13,029
Deferred income taxes	5,427	5,457	5,153
Total current assets	761,039	577,749	713,670
Property and equipment, net	55,212	52,328	48,755
Goodwill	173,554	171,974	169,983
Other intangible assets, net	10,991	10,196	10,793
Equity interest investments	1,272	1,243	1,179
Other assets, net	11,132	10,271	9,360
Total assets	1,013,200	823,761	953,740
Current liabilities:
Accounts payable	370,002	214,596	338,026
Accrued expenses and other current liabilities	28,069	49,301	30,413
Current portion of long-term debt and other long-term liabilities	4	9	21
Total current liabilities	398,075	263,906	368,460
Deferred income taxes	19,747	19,108	14,207
Long-term debt	324,226	246,418	278,542
Other long-term liabilities	9,474	8,147	7,549
Total liabilities	751,522	537,579	668,758
Stockholders' equity:
Common stock	45	45	46
Additional paid-in capital	319,278	310,503	286,380
Retained deficit	(59,826)	(27,278)	(2,446)
Accumulated other comprehensive income	2,181	2,912	1,002
Total stockholders' equity	261,678	286,182	284,982
Total liabilities and stockholders' equity	$ 1,013,200	$ 823,761	$ 953,740