Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from (used for) operating activities:
Net income (loss)	$ (5,861)	$ 4,155
Adjustments to reconcile net income (loss) to net cash from (used for) operating activities -
Depreciation and amortization	10,056	9,826
(Gain) loss on disposition of property and equipment	2,127	(195)
Stock-based compensation	636	1,642
Other long-term assets	(2,531)	(2,544)
Other long-term liabilities	186	(261)
Net Cash Provided by (Used in) Operating Activities, Excluding Changes in Working Capital	4,613	12,623
Changes in working capital:
Accounts receivable	3,954	(9,335)
Inventories	3,810	81,141
Prepaid expenses and other	(1,819)	(462)
Accounts payable	2,086	(24,510)
Change in outstanding checks	(5,605)	(1,083)
Accrued payroll and other accrued liabilities	(3,527)	(6,187)
Increase (Decrease) in Operating Capital, Total	(1,101)	39,564
Net cash from operating activities	3,512	52,187
Cash flows from (used for) investing activities:
Acquisition	0	(11,000)
Capital expenditures	(6,183)	(4,421)
Proceeds from disposition of property and equipment	600	234
Net cash used for investing activities	(5,583)	(15,187)
Cash flows from (used for) financing activities:
Credit facility revolver borrowings	185,592	324,744
Credit facility revolver repayments	(181,571)	(362,625)
Principal payment under capital lease obligation	0	(5)
Credit facility fees and expenses	0	(100)
Repurchase of common stock	(145)	(1,521)
Dividends paid	(442)	(439)
Net cash from (used for) financing activities	3,434	(39,946)
Cash and cash equivalents:
Net change	1,363	(2,946)
Beginning balance	5,742	9,319
Ending balance	7,105	6,373
Interest paid	3,959	6,348
Income taxes paid	$ 67	$ 248