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Condensed Consolidated Statements Of Cash Flows (USD $)
In Thousands
 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Cash flows from operating activities:    
Net income $ 3,211 $ 679
Net loss from discontinued operations 0 (165)
Net income from continuing operations 3,211 844
Adjustments to reconcile net income to net cash provided by (used in) operating activities:    
Depreciation and amortization 746 885
Amortization of deferred financing fees 46 63
Gain on sale of operating equipment 0 (8)
Share based compensation expense 387 511
Bad debt expense 146 132
Provision for inventory obsolescence 149 0
Changes in operating assets and liabilities:    
Accounts Receivable 6,565 3,533
Inventories (1,098) (335)
Costs and estimated earnings in excess of billings on uncompleted contracts (2,224) 546
Prepaid expenses and other current assets (310) 746
Deferred charges and other assets 153 237
Accounts payable and accrued expenses (2,704) (4,718)
Billings in excess of costs and estimated earnings on uncompleted contracts (2,314) (3,231)
Accrued income taxes (488) 0
Other liabilities 146 80
Net cash provided by (used in) continuing operating activities 2,411 (715)
Net cash provided by discontinued operating activities 9 779
Net cash provided by operating activities 2,420 64
Cash flows from investing activities:    
Acquisition of property and equipment (256) (313)
Net proceeds from sale of property 526 0
Net cash provided by (used in) investing activities 270 (313)
Cash flows from financing activities:    
Net borrowings on revolving credit lines 317 1,679
Proceeds from exercise of stock options 71 10
Cash paid for deferred financing costs 0 (320)
Cash paid for repurchase of common shares (431) 0
Repayment of term debt 0 (218)
Net cash (used in) provided by financing activities (43) 1,151
Net increase in cash 2,647 902
Cash and cash equivalents at beginning of the period 5,792 1,393
Cash and cash equivalents at end of the period 8,439 2,295
Supplemental Schedule of Non-Cash Activities:    
Conversion of subordinated debt to common stock 200 0
Supplemental Disclosures of Cash Flow Information:    
Interest 667 682
Income taxes $ 2,824 $ (15)