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Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)
In Thousands
6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Cash flows from operating activities:    
Net (loss) income $ (6,047) $ 645
Loss from discontinued operations 46 162
Adjustments to reconcile net (loss) income to cash (used in) provided by operating activities:    
Depreciation and amortization 1,178 619
Provision for (recovery of) doubtful accounts 23 (11)
Stock based compensation expense 1,175 91
Change in fair value of liability-classified warrants (1,091)  
Change in fair value of financial instruments   (178)
Amortization of debt discount and accretion of debt payment premium 54 281
Amortization of debt issuance costs 75 56
(Gain) loss on unconsolidated affiliate (18) 33
Loss on foreign currency transactions 221 231
(Gain) loss on disposal of property and equipment (35) 34
Gain on sale of intellectual property   (3,900)
Changes in operating assets and liabilities:    
Accounts receivable (968) 2,137
Inventories (3,060) 1,125
Prepaid expenses and other assets 126 1,081
Accounts payable 2,828 (506)
Income taxes payable (56) (289)
Accrued expenses and other current liabilities 547 (840)
Cash (used in) provided by operating activities of continuing operations (5,002) 771
Cash used in operating activities of discontinued operations (46) (161)
Net cash (used in) provided by operating activities (5,048) 610
Cash flows from investing activities:    
Purchases of property and equipment (360) (186)
Investment in unconsolidated affiliate 51 (413)
Proceeds from sale of property and equipment 37  
Proceeds from sale of intellectual property   2,000
Net cash (used in) provided by investing activities (272) 1,401
Cash flows from financing activities:    
Net borrowings under demand line of credit 4,373  
Borrowings under line of credit   241
Repayment of line of credit (2,540) (2,501)
Proceeds from issuance of debt   1,500
Proceeds from issuance of shareholder notes payable 3,000  
Proceeds from exercise of warrants 394  
Payment of settlement obligation (1,575)  
Repayment of capital lease obligations (16) (14)
Payments for debt issuance costs (115) (272)
Net cash provided by (used in) financing activities 3,521 (1,046)
Effect of exchange rates on cash (60) (414)
Net change in cash and cash equivalents (1,859) 551
Cash and cash equivalents at beginning of period 5,007 2,336
Cash and cash equivalents at end of period 3,148 2,887
Supplemental disclosures:    
Cash paid for interest 438 258
Cash paid for income taxes $ 626 $ 663