v3.24.0.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash flows from operating activities      
Net loss $ (102,449) $ (83,772) $ (6,333)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:      
Depreciation and amortization 18,152 23,514 21,628
Loss on rental assets and other fixed assets 4,508 3,095 1,521
Gain on sale of former rental assets (84) (154) (65)
Provision for sales revenue returns and doubtful accounts 10,730 13,024 11,094
Provision for inventory losses 2,691 2,423 2,062
Loss on purchase commitments 2,057    
Stock-based compensation expense 7,427 12,283 10,943
Deferred income taxes (251)   14,444
Change in fair value of earnout liability 6,822 (15,386) (11,596)
Loss on disposal of intangible asset   52,161  
Impairment charges 32,894 0  
Changes in operating assets and liabilities:      
Accounts receivable 10,141 (51,337) (6,127)
Inventories 7,878 (5,601) (10,775)
Income tax receivable 988 (281) 705
Prepaid expenses and other current assets 5,583 6,803 (8,104)
Operating lease right-of-use asset 3,413 3,259 (16,087)
Other noncurrent assets (1,110) 224 96
Accounts payable and accrued expenses (9,177) 6,759 (6,476)
Accrued payroll (508) (6,106) 10,231
Warranty reserve 3,565 6,187 (668)
Deferred revenue (3,075) (1,150) 1,613
Income tax payable 27 (82) (1,141)
Operating lease liability (3,456) (3,395) 16,668
Net cash provided by (used in) operating activities (3,234) (37,532) 23,633
Cash flows from investing activities      
Purchases of available-for-sale securities (26,869)   (9,987)
Maturities of available-for-sale securities 24,000 10,014 19,256
Investment in intangible assets (494)   (132)
Investment in property and equipment (5,218) (3,337) (5,482)
Production and purchase of rental equipment (21,299) (17,885) (18,453)
Proceeds from sale of former assets 198 331 153
Payment for acquisition, net of cash acquired (29,633)    
Net cash used in investing activities (59,315) (10,877) (14,645)
Cash flows from financing activities      
Proceeds from stock options exercised 384 44 13,699
Proceeds from employee stock purchases 1,094 1,691 1,948
Payment of employment taxes related to release of restricted stock (518) (1,355) (647)
Net cash provided by financing activities 960 380 15,000
Effect of exchange rates on cash 67 (481) (426)
Net increase (decrease) in cash and cash equivalents (61,522) (48,510) 23,562
Cash and cash equivalents, beginning of period 187,014 235,524 211,962
Cash and cash equivalents, end of period 125,492 187,014 235,524
Supplemental disclosures of cash flow information      
Cash paid (received) during the period for income taxes, net of refunds received (703) 499 1,544
Supplemental disclosure of non-cash transactions      
Accrued value of earnout related to acquisition 3,178    
Property and equipment in accounts payable and accrued liabilities $ 204 $ 428 $ 353

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