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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Cash flows from operating activities:    
Net loss $ (15,695) $ (3,891)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation 6,664 $ 10,098
Impairment of goodwill 5,282
Amortization of intangible assets 410 $ 409
Provision for doubtful accounts (200) (294)
Amortization of debt issuance costs 203 305
Deferred income taxes $ (2,415) 1,144
Loss on sale of business 13,497
Stock based compensation expense $ 1,340 2,067
Unrealized gain on foreign currency forward contracts (173) (23)
Adjustments to contingent consideration 276 (1,736)
Other, net 31 25
Changes in operating assets and liabilities:    
Trade and other receivables, net 19,121 $ 19,113
Insurance settlements 2,625
Costs and estimated earnings in excess of billings on uncompleted contracts, net 5,007 $ (7,362)
Inventories 23,946 1,435
Refundable income taxes (3,523) (2,815)
Prepaid expenses and other assets 1,321 1,524
Accounts payable (4,129) 2,246
Accrued and other liabilities (2,287) (4,576)
Net cash provided by operating activities 37,804 31,166
Cash flows from investing activities:    
Additions to property and equipment (7,704) (11,619)
Proceeds from sale of business 4,300 29,791
Proceeds from sale of property & equipment 55 8
Collections on notes receivable $ 7,219 47
Other investing activities (25)
Net cash provided by investing activities $ 3,870 18,202
Cash flows from financing activities:    
Tax withholdings related to net share settlements of restricted stock and performance stock awards $ (423) (1,283)
Payments on long-term debt (6,357)
Borrowings on line of credit $ 77,750 184,081
Repayments on line of credit (116,785) (225,351)
Payments on capital lease obligations (2,127) (1,002)
Other financing activities 19 28
Net cash used in financing activities (41,566) (49,884)
Change in cash and cash equivalents 108 (516)
Cash and cash equivalents, beginning of period 527 588
Cash and cash equivalents, end of period 635 72
Non-Cash Investing Activity:    
Accrued property and equipment purchases $ 356 $ 222