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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Cash Flows From Operating Activities:    
Net loss $ (7,235) $ (3,953)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 285 984
Provision for doubtful accounts 24 938
Deferred income taxes (14) (5)
Stock-based compensation 860 1,351
Loss on sale of assets 843 73
Financing expense 1,250
Changes in operating assets and liabilities:    
Accounts receivable 2,297 6,147
Inventories 745 1,993
Prepaid expenses and other assets (1,048) 3,467
Accounts payable 585 (4,346)
Accrued compensation and related expenses 447 264
Other accrued liabilities (see Note 9) (22) (2,989)
Other liabilities 1
Deferred revenues (738) (1,712)
Adjustments related to continued operations 4,264 7,416
Adjustments related to discontinued operations   5,687
Net cash provided by (used in) operating activities (2,971) 9,150
Cash Flows From Investing Activities:    
Decrease in restricted cash 118  
Purchases of property and equipment (76) (124)
Proceeds from (investments in) short-term deposit   87
Proceeds on sale of property and equipment 110
Net cash provided by (used in) investing activities - continuing operations 152 (37)
Net cash provided by investing activities - discontinued operations 61,296
Net cash provided by (used in) investing activities 152 61,259
Cash Flows From Financing Activities:    
Registration costs (84)
Proceeds from notes payable 5,460  
Repayment of debt   (76,500)
Payments on notes payable (4,649) (390)
Net cash provided by (used in) financing activities - continuing operations 811 (76,974)
Net cash used in financing activities - discontinued operations (92)
Net cash provided by (used in) financing activities 811 (77,066)
Effect of exchange rate changes on cash (200) (73)
Net decrease in cash and cash equivalents (2,208) (6,730)
Cash and cash equivalents, beginning of period 3,302 10,349
Cash and cash equivalents, end of period 1,094 3,619
Supplemental information:    
Cash paid for income taxes 61 364
Cash paid for interest $ 232 $ 2,071