v3.10.0.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Cash flows from operating activities:    
Net loss $ (3,027) $ (7,477)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 2,766 2,274
Impairment of property and equipment 632 666
Stock-based compensation 1,823 306
Amortization of debt issuance costs   132
Remeasurement of convertible preferred stock warrant liability   3,725
Loss on early extinguishment of debt   479
Provision for doubtful accounts   140
Changes in operating assets and liabilities:    
Accounts receivable and unbilled revenue (3,472) (3,735)
Prepaid expenses and other assets (891) (263)
Accounts payable 715 429
Accrued expenses and other current liabilities 860 486
Deferred revenue 3,109 4,398
Net cash provided by operating activities 2,515 1,560
Cash flows from investing activities:    
Purchase of property and equipment (7,426) (4,547)
Investment in intangible and other assets (36) (55)
Net cash used in investing activities (7,462) (4,602)
Cash flows from financing activities:    
Proceeds from initial public offering, net of commissions and discounts   32,426
Proceeds from notes payable   1,500
Repayment of notes payable   (13,500)
Payment of debt issuance costs   (30)
Payment of debt extinguishment costs   (149)
Payment of offering costs   (1,858)
Proceeds from exercise of stock options 523 41
Proceeds from exercise of warrants 988  
Proceeds from employee stock purchase plan 421  
Net cash provided by financing activities 1,922 18,430
Increase (decrease) in cash, cash equivalents and restricted cash (3,025) 15,388
Effect of exchange rate on cash and cash equivalents (164) 2
Cash, cash equivalents and restricted cash at beginning of period 19,597 3,895
Cash, cash equivalents and restricted cash at end of period 16,408 19,285
Supplemental cash flow disclosures:    
Cash paid for interest   1,235
Supplemental disclosure of non-cash financing activities:    
Conversion of convertible preferred stock into common stock   42,575
Reclassification of convertible preferred stock warrant liability into additional paid-in capital   5,711
Issuance of warrants in connection with the issuance of notes payable to a financial institution   111
Deferred offering costs included in other assets 249 $ 13
Line of Credit    
Cash flows from financing activities:    
Payment of debt issuance costs (10)  
Supplemental disclosure of non-cash financing activities:    
Deferred offering costs included in other assets $ 91  

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