v3.22.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
OPERATING ACTIVITIES    
Net loss $ (9,100) $ (10,379)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 2,961 2,539
Stock-based compensation 1,526 1,316
Fair value adjustment of contingent consideration 2,570 4,150
Acquisition installment payable 453 644
Deferred income taxes (317) (312)
Changes in certain current assets and liabilities:    
Accounts receivable - trade 2 653
Inventories (6,750) (2,508)
Prepaid expenses and other current assets 112 708
Accounts payable - trade 5,258 2,058
Accrued legal settlements 0 (1,092)
Accrued expenses and other liabilities (690) 446
Other (222) (138)
Net cash used in operating activities (4,197) (1,915)
INVESTING ACTIVITIES    
Sale of short-term marketable securities 18,500 0
Purchases of licenses 0 (2,858)
Purchases of property and equipment (4,197) (2,749)
Net cash provided by (used in) investing activities 14,303 (5,607)
FINANCING ACTIVITIES    
Proceeds from exercise of stock options 0 62
Payments on mortgage notes (33) (32)
Net cash (used in) provided by financing activities (33) 30
Effect of exchange rate changes on cash 241 155
NET (DECREASE) INCREASE IN CASH 10,314 (7,337)
Cash and restricted cash, beginning of year 9,006 30,132
Cash and restricted cash, end of period 19,320 22,795
SUPPLEMENTAL DISCLOSURES    
Cash paid for interest 13 15
Transfer of instruments from property and equipment to inventory $ (54) $ 57