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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Net income (loss) $ (767) $ 1,069
Adjustments to reconcile net income to net cash from (used for) operating activities -    
Depreciation and amortization 4,960 $ 5,007
Gain on disposition of property and equipment (160)
Stock-based compensation 797 $ 953
Other long-term assets 1,857 230
Other long-term liabilities (367) 3,783
3,340 3,016
Changes in working capital:    
Accounts receivable (21,825) (27,673)
Inventories 16,831 30,842
Prepaid expenses and other (62) 5,075
Accounts payable 764 1,091
Change in outstanding checks (411) 4,964
Accrued payroll and other accrued liabilities 4,208 (2,747)
(495) 11,552
Net cash from operating activities 2,845 14,568
Cash flows from (used for) investing activities:    
Capital expenditures (1,396) $ (1,691)
Proceeds from disposition of property and equipment 160
Net cash used for investing activities (1,236) $ (1,691)
Cash flows from (used for) financing activities:    
Credit facility revolver borrowings 57,188 112,410
Credit facility revolver repayments (57,775) (122,400)
Proceeds from exercise of stock options (including tax benefits) and employee stock purchases 23 9
Dividends paid (219) (220)
Net cash used for financing activities (783) (10,201)
Cash and cash equivalents:    
Net change 826 2,676
Beginning balance 1,604 2,238
Ending balance 2,430 4,914
Interest paid 1,026 1,413
Income taxes paid $ 3 $ 39