v3.19.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Cash flows from operating activities:    
Net loss $ (10,029,000) $ (12,669,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Provision for doubtful accounts 111,000 42,000
Depreciation and amortization 311,000 150,000
Stock-based compensation 496,000 753,000
Non-cash interest expense 399,000 386,000
Amortization of operating lease right-of-use assets and accretion of operating lease liabilities 10,000
Loss from minority interest in limited liability company 125,000 249,000
Changes in assets and liabilities:    
Accounts receivable 815,000 (828,000)
Inventory 206,000 (1,497,000)
Prepaid expenses and other current assets (559,000) (561,000)
Other noncurrent assets 17,000 (2,000)
Accounts payable (1,310,000) (934,000)
Accrued and other liabilities (2,202,000) (366,000)
Other noncurrent liabilities 52,000 86,000
Net cash used in operating activities (11,558,000) (15,191,000)
Cash flows from investing activities:    
Purchase of property and equipment (179,000) (462,000)
Net cash used in investing activities (179,000) (462,000)
Cash flows from financing activities:    
Proceeds from sale of common stock, net of issuance costs 33,236,000
Proceeds from issuance of common shares from employee stock purchase plan 35,000 65,000
Net cash provided by financing activities 35,000 33,301,000
Net increase (decrease) in cash and cash equivalents (11,702,000) 17,648,000
Cash and cash equivalents - beginning of period 29,523,000 20,730,000
Cash and cash equivalents - end of period 17,821,000 38,378,000
Supplemental disclosure:    
Cash paid for interest 675,000 653,000
Cash paid for income taxes
Supplemental disclosure of cash flow information as of end of period:    
Issuance of note payable in settlement of accrued interest 318,000 305,000
Net transfer of equipment between inventory and property and equipment 46,000 59,000
Operating cash outflows from operating leases 73,000
Right-of-use assets obtained in exchange for operating lease liabilities (upon adoption of ASC 842) $ 629,000

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