Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from (used for) operating activities:
Net income	$ 6,271	$ 7,689
Adjustments to reconcile net income to net cash from (used for) operating activities -
Depreciation and amortization	12,035	11,710
Loss on disposition of property and equipment	12	104
Stock-based compensation	1,341	971
Insurance recovery receivable	(205)	(1,787)
Other long-term assets	(1,244)	(2,611)
Other long-term liabilities	(703)	(816)
	17,507	15,260
Changes in working capital:
Accounts receivable	(48,326)	(28,481)
Inventories	(24,583)	41,236
Prepaid expenses and other	2,906	2,682
Accounts payable	26,704	979
Change in outstanding checks	(5,311)	(92)
Accrued payroll and other accrued liabilities	1,048	2,555
	(47,562)	18,879
Net cash from (used for) operating activities	(30,055)	34,139
Cash flows from (used for) investing activities:
Capital expenditures	(5,124)	(3,779)
Proceeds from disposition of property and equipment	7	8
Net cash used for investing activities	(5,117)	(3,771)
Cash flows from (used for) financing activities:
Credit facility revolver borrowings	318,336	207,012
Credit facility revolver repayments	(230,628)	(234,567)
Principal payments under capital lease obligations		(1,407)
Term loan repayments	(48,854)	(4,375)
Industrial revenue bond repayments	(810)	(785)
Credit facility fees and expenses	(1,041)	(3)
Proceeds from exercise of stock options (including tax benefits) and employee stock purchases	127	211
Dividends paid	(439)	(438)
Net cash from (used for) financing activities	36,691	(34,352)
Cash and cash equivalents:
Net change	1,519	(3,984)
Beginning balance	3,186	7,782
Ending balance	$ 4,705	$ 3,798