XML 15 R6.htm IDEA: XBRL DOCUMENT v3.4.0.3
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (29,771) $ (31,126)
Adjustments to reconcile loss to net cash used in operating activities:    
Depreciation and amortization 44 42
Loss on sale of fixed assets 48  
Stock-based compensation 3,597 3,042
Excess tax provision on stock-based awards 94 552
Amortization of debt discount and debt issuance costs 2,473 1,811
Amortization of intangible asset 161 161
Loss (gain) on change in fair value of derivative liabilities 1,250 (464)
Deferred income taxes (446) (95)
Changes in assets and liabilities:    
Accounts receivable (1,193) (703)
Inventories (2,359) (2,450)
Prepaid and other current assets (2,953) 340
Other non-current assets   129
Accrued interest payable (2,015) (1,292)
Deferred revenue 1,763 14,625
Accounts payable and other current liabilities 4,531 2,549
Other non-current liabilities (35) 245
Net cash used in operating activities (24,811) (12,643)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchase of equipment (21)  
Net cash used in investing activities (21)  
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from issuance of preferred stock, net of transaction costs   52,253
Proceeds from exercise of stock options, net of transaction costs 22 4
Proceeds from exercise of warrants, net of transaction costs   2,713
Excess tax provision on stock-based awards (94) (552)
Acquisition of treasury stock (694) (117)
Payments under capital leases   (2)
Net cash (used in) provided by financing activities (766) 54,299
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS (25,598) 41,656
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD 106,961 119,539
CASH AND CASH EQUIVALENTS, END OF PERIOD 81,363 161,195
Cash paid during the year for:    
Interest 5,138 4,273
Income taxes $ 267 17
Non-cash transactions:    
Transfer of preferred stock purchase option derivative liability to equity   868
Warrant    
Adjustments to reconcile loss to net cash used in operating activities:    
Stock-based compensation   $ (9)