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Consolidated Statements of Cash Flows (unaudited) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Cash flows from operating activities:    
Net loss $ (469) $ (722)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:    
Depreciation 112 201
Loss on disposal of fixed assets 11 48
Provision for (recovery of) bad debts (25) 34
Provision for obsolete inventory 157 (187)
Stock-based compensation expense 60 104
(Increase) decrease in:    
Trade accounts receivable 1,363 (1,525)
Other accounts receivable (377) (8)
Inventory (2,567) 728
Prepaids (329) (1,499)
Other assets 147 11
Increase (decrease) in:    
Accounts payable 610 (645)
Accrued expenses (411) (752)
Net cash used in operating activities (1,718) (4,212)
Cash flows from investing activities:    
Purchase of property and equipment (90) (97)
Decrease in restricted cash   728
Net cash provided by (used in) investing activities (90) 631
Cash flows from financing activities:    
Borrowings on line of credit 1,249  
Repayments on line of credit (1,249)  
Cash received from exercise of stock options 137  
Net cash provided by financing activities 137  
Effect of exchange rate changes on cash (158) (10)
Net decrease in cash and cash equivalents (1,829) (3,591)
Cash and cash equivalents, beginning of period 2,369 5,230
Cash and cash equivalents, end of period 540 1,639
Cash paid for interest 48  
Cash paid for income taxes