XML 16 R6.htm IDEA: XBRL DOCUMENT v3.8.0.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Operating activities    
Net loss $ (49,916) $ (54,992)
Adjustments to reconcile net loss to net cash used in operating activities:    
Amortization of debt discount and deferred financing 2,601 2,403
Depreciation 969 823
Stock-based compensation 7,478 6,030
Change in fair value of derivatives (4,861) (163)
Non-cash changes in the fair value of contingent consideration payable 1,100 4,578
Foreign currency remeasurement gain (2,957) (604)
Non-cash deferred taxes   49
Changes in operating assets and liabilities:    
Accounts receivable (1,047) (512)
Inventories (3,253) (243)
Prepaid expenses and other current assets 10,875 (5,846)
Other non-current assets (383) (458)
Account payable and accrued expenses (10,347) (1,271)
Non-current liabilities 220 363
Net cash used in operating activities (49,521) (49,843)
Investing activities    
Sale and redemption of marketable securities 121,226 69,443
Purchases of marketable securities (303,010) (161,123)
Capital expenditures (819) (732)
Net cash used in investing activities (182,603) (92,412)
Financing activities    
Proceeds from issuance of common stock, net of issuance costs 294,584  
Payment of capital leases (71) (71)
Purchase of vested restricted stock units (1,912) (261)
Proceeds from exercise of stock options 3,978 265
Payment of deferred financing fees   (28)
Net cash provided by financing activities 296,579 (95)
Effect of exchange rate changes on cash and cash equivalents and restricted cash 860 80
Net increase (decrease) in cash and cash equivalents and restricted cash 65,315 (142,270)
Cash and cash equivalents and restricted cash at beginning of period 51,237 187,413
Cash and cash equivalents and restricted cash at end of period 116,552 45,143
Supplemental disclosures of cash flow information    
Cash paid during the period for interest 12 $ 12
Capital expenditures, unpaid $ 142