v3.22.4
Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:      
Net (loss) income $ (2,002,000) $ 2,623,000 $ (19,257,000)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:      
Depreciation and amortization 24,321,000 16,408,000 12,891,000
Stock-based compensation 37,378,000 65,763,000 25,541,000
Inventory write-offs and write-downs 3,445,000 2,818,000 10,571,000
Deferred taxes 1,458,000 (14,091,000) (18,818,000)
Impairment of intangible asset 0 0 2,500,000
Other 1,274,000 2,692,000 4,520,000
Changes in operating assets and liabilities:      
Accounts receivable (69,857,000) (21,344,000) (8,295,000)
Inventories (74,631,000) (51,554,000) (56,981,000)
Prepaid expenses and other current and non-current assets (1,237,000) (13,032,000) (8,865,000)
Accounts payable 13,385,000 (1,565,000) (308,000)
Accrued expenses and other non-current liabilities 10,542,000 17,076,000 23,259,000
Proceeds from lease incentives 263,000 3,708,000 0
Net cash (used in) provided by operating activities (55,661,000) 9,502,000 (33,242,000)
CASH FLOWS FROM INVESTING ACTIVITIES:      
Cash acquired in a business combination 0 2,919,000 0
Purchases of marketable investments 0 (126,794,000) (153,061,000)
Proceeds from sales of marketable investments 1,180,000 2,000,000 7,897,000
Proceeds from maturities of marketable investments 72,908,000 121,720,000 68,831,000
Purchases of property and equipment (19,298,000) (21,180,000) (24,756,000)
Other 0 (400,000) (3,060,000)
Net cash provided by (used in) investing activities 54,790,000 (21,735,000) (104,149,000)
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from issuance of common stock upon underwritten public offering, net of issuance cost 0 0 134,759,000
Proceeds from exercises of stock options 7,786,000 4,664,000 5,239,000
Proceeds from issuance of stock under employee stock purchase plan 13,766,000 13,705,000 11,300,000
Payment of employee taxes related to vested common and restricted stock (8,042,000) (15,832,000) (10,066,000)
Payments of finance lease obligations (1,751,000) (1,451,000) (3,418,000)
Payment of acquisition-related obligations 0 0 (683,000)
Other (137,000) (250,000) (2,214,000)
Net cash provided by financing activities 11,622,000 836,000 134,917,000
Effect of foreign exchange rate changes on cash and cash equivalents (272,000) 1,106,000 (635,000)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS 10,479,000 (10,291,000) (3,109,000)
CASH AND CASH EQUIVALENTS—Beginning of period 59,379,000 69,670,000 72,779,000
CASH AND CASH EQUIVALENTS—End of period 69,858,000 59,379,000 69,670,000
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:      
Cash paid for income taxes 2,919,000 1,496,000 1,414,000
NONCASH INVESTING AND FINANCING ACTIVITIES:      
Right-of-use assets obtained in exchange for operating lease obligations 72,279,000 101,510,000 1,515,000
Right-of-use assets obtained in exchange for finance lease obligations 305,000 1,346,000 1,632,000
Purchase of property and equipment funded through accounts payable and accrued liabilities 2,293,000 2,330,000 1,407,000
Shares      
NONCASH INVESTING AND FINANCING ACTIVITIES:      
Fair value of stock issued in connection with acquisition 0 174,133,000 0
Stock Options      
NONCASH INVESTING AND FINANCING ACTIVITIES:      
Fair value of stock issued in connection with acquisition $ 0 $ 80,693,000 $ 0