CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 5,488	$ 9,992
Accounts receivable, net of allowances of $606 and $1,407	194,874	195,803
Inventories	45,032	113,843
Prepaid expenses and other current assets	25,225	14,892
Deferred income taxes	1,812	2,583
Current assets of discontinued operations	56	3,394
Total current assets	272,487	340,507
Property and equipment, net	71,386	55,806
Deferred income taxes	125	225
Goodwill	25,510	25,510
Intangible assets, net	4,458	4,684
Other assets	4,983	6,804
Non-current assets of discontinued operations	19	1,286
Total assets	378,968	434,822
Current liabilities:
Accounts payable	111,962	130,869
Accrued expenses and other current liabilities	25,941	29,128
Deferred revenue	14,222	9,427
Line of credit	55,454	110,499
Notes payable - current	3,169	1,167
Current liabilities of discontinued operations	547	1,821
Total current liabilities	211,295	282,911
Notes payable and other long-term liabilities	27,371	18,248
Deferred income taxes	7,564	7,901
Total liabilities	246,230	309,060
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.001 par value; 5,000,000 shares authorized; none issued and outstanding
Common stock, $0.001 par value; 30,000,000 shares authorized; 15,753,652 and 15,053,067 shares issued; and 12,380,524 and 11,790,674 shares outstanding	16	15
Additional paid-in capital	120,541	115,801
Treasury stock, at cost: 3,373,128 and 3,262,393 shares	(16,461)	(15,321)
Accumulated other comprehensive income	1,299	1,816
Retained earnings	27,343	23,451
Total stockholders' equity	132,738	125,762
Total liabilities and stockholders' equity	$ 378,968	$ 434,822