Post-effective amendment to a registration statement that is not immediately effective upon filing

Condensed Consolidated Statements of Cash Flows

v3.8.0.1
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Cash flow from operating activities        
Net loss $ (4,284) $ (13,639) $ (14,763) $ (23,912)
Adjustments to reconcile net loss to net cash used in operating activities:        
Depreciation expense 432 1,123 1,435 1,652
Amortization of intangible assets 402 375 501 501
Amortization of lease incentive for tenant improvements 15 15 20 20
Impairment of property and equipment     852
Non-cash interest expense 675 1,778 2,904 2,194
Non cash issuance of stock to settle litigation     794
Loss on extinguishment of debt 661 661 (2,171)
Stock based compensation 173 197 273 911
Change in fair value of derivative liabilities (2,938) 228 (2,476) 7,605
Loss on extinguishment of derivative liabilities     (1) 1,263
Loss (gain) on disposal of equipment 2 (13) (27) (21)
Provision for inventory reserve 1,300 861 1,161 1,333
Bad debt expense     (27)
Offering costs 131 571 821
Changes in operating assets and liabilities:        
Trade accounts receivable 33 1,390 1,040 (120)
Prepaid expenses and other current assets 63 (138) (3) (74)
Inventories 246 428 749 1,357
Accounts payable and accrued liabilities (646) 906 (861) (395)
Net cash used in operating activities (4,396) (5,257) (7,170) (9,063)
Cash flows from investing activities        
Purchase of property and equipment (917) (427) (671) (695)
Proceeds from sale of property and equipment 30 54 37
Net cash used in investing activities (917) (397) (617) (658)
Cash flows from financing activities        
Proceeds from issuance of common stock, net of issuance costs ($300) 3,128 2,540 2,540 4,337
Proceeds from issuance of preferred stock, net of issuance costs ($371) 3,622 3,622
Proceeds from issuance of warrant derivative liability, net of issuance costs of ($571) 679 5,246 5,246
Proceeds from the exercise of warrants 448 447 5,863
Proceeds from issuance of debt 2,500    
Payments on long-term debt     (6,630) (2,949)
Payments on debt (5,043) (5,071)    
Issuance costs paid for debt (50) (267) (267) (60)
Debt extinguishment payments (1,728) (1,728) (4,112)
Payments for capital lease (8) (13)
Deferred cost paid for debt (50) (267) (267) (60)
Purchase of treasury stock     (120)
Net cash provided by financing activities 1,214 4,782 3,217 2,959
Net decrease in cash and cash equivalents (4,099) (872) (4,570) (6,762)
Cash and cash equivalents at beginning of period 6,915 11,485 11,485 18,247
Cash and cash equivalents at end of period 2,816 10,613 $ 6,915 $ 11,485
Non-cash investing and financing activities        
Preferred stock converted to common stock     6
Deemed dividend related to beneficial conversion feature of preferred convertible stock and accretion of a discount 6,278    
Debt converted to common stock 2,480 $ 2,679 $ 202
Capital lease for property and equipment 60 60
Derivative liability reduced with exercise of warrants 274 274
Reclassification of derivative liability     4,229
Debt discount from warrants issued with debt 189    
Debt exchange - Riverside     3,000
Debt discount for Riverside not - beneficial conversion feature and (BCF) warrants     1,138
Common stock issued for cashless exercise of warrant derivative liabilities     19,772
Issuance of treasury stock upon conversion of RSUs to common stock     120
Derivative liabilities recorded as a debt discount     382
Deemed dividend on convertible preferred stock     6,278
Supplemental cash-flow information        
Cash paid for interest $ 333 $ 1,330 $ 1,606 $ 2,379