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Consolidated Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Operating activities:    
Net income (loss) $ (2,157) $ (2,826)
Loss from discontinued operations (1,367) (769)
Income (loss) from continuing operations (3,524) (3,595)
Adjustments to reconcile loss from continuing operations to net cash used in operating activities:    
Depreciation and amortization 4,458 4,305
Stock based compensation 1,533 1,672
Impairment loss 3,046 0
Increase (Decrease) in Restricted Cash for Operating Activities 0 (401)
Changes in operating assets and liabilities:    
Accounts receivable (3,654) (4,423)
Inventories 1,864 (2,608)
Prepaid expenses and other assets (899) 5,975
Accounts payable and other liabilities (7,663) (7,689)
Other 486 96
Net cash used in operating activities of continuing operations (4,353) (6,668)
Investing activities:    
Additions to property, plant and equipment (917) (1,657)
Net proceeds (outlay) related to sale of businesses 12,125 0
Proceeds from Sale of Buildings 8,307 0
Net cash used in investing activities of continuing operations 19,515 (1,657)
Financing activities:    
Net proceeds from line of credit (13,632) 7,139
Net cash provided by (used in) financing activities of continuing operations (13,632) 7,139
Discontinued operations:    
Cash Provided by (Used in) Operating Activities, Discontinued Operations (639) 130
Cash Provided by (Used in) Investing Activities, Discontinued Operations 0 (304)
Net cash used in operating activities of discontinued operations (639) (174)
Decrease in cash and cash equivalents 891 (1,360)
Cash and cash equivalents at beginning of year 698 1,640
Cash and cash equivalents at end of year $ 1,589 $ 280