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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Cash Flows From Operating Activities:    
Loss $ (4,872) $ (10,013)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 151 493
Provision for doubtful accounts 102 362
Deferred income taxes (45) (47)
Stock-based compensation 433 $ 900
Loss on sale of assets $ 843
Financing expense $ 1,481
Changes in operating assets and liabilities:    
Accounts receivable $ 3,141 6,160
Inventories (57) (427)
Prepaid expenses and other assets (1,142) 688
Accounts payable 512 (2,473)
Accrued compensation and related expenses 386 16
Other accrued liabilities (see Note 9) $ (365) (2,661)
Other liabilities 1
Deferred revenues $ (413) (867)
Adjustments related to continuing operations $ 3,546 3,626
Adjustments related to discontinued operations 2,471
Net cash used in operating activities $ (1,326) $ (3,916)
Cash Flows From Investing Activities:    
Increase in restricted cash (784)
Purchases of property and equipment $ (94) $ 44
Proceeds from (investments in) short-term deposit 87
Net cash provided by (used in) investing activities - continuing operations $ (878) 131
Net cash provided by investing activities - discontinued operations 36,412
Net cash provided by (used in) investing activities $ (878) 36,543
Cash Flows From Financing Activities:    
Registration costs (84)
Proceeds from notes payable $ 3,960  
Repayment of debt (36,478)
Payments on notes payable $ (1,998) (175)
Net cash provided by (used in) financing activities - continuing operations $ 1,962 (36,737)
Net cash provided by (used in) financing activities - discontinued operations (80)
Net cash provided by (used in) financing activities $ 1,962 (36,817)
Effect of exchange rate changes on cash 55 (161)
Net decrease in cash and cash equivalents (187) (4,351)
Cash and cash equivalents, beginning of period 3,302 10,350
Cash and cash equivalents, end of period 3,115 5,999
Supplemental information:    
Cash paid for income taxes 150 97
Cash paid for interest $ 306 $ 1,182