Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 287,167	$ 294,923
Accounts receivable, net	146,120	104,410
Inventories, net	213,063	194,984
Prepaid expenses and other current assets	33,378	24,929
Total current assets	679,728	619,246
Property, plant and equipment, net	35,572	34,972
Operating lease assets	10,879	9,242
Finance lease assets, net	18,590	19,238
Long-term restricted cash	753	757
Deferred income taxes	33,715	35,454
Other assets	32,499	34,331
Total assets	811,736	753,240
Current liabilities:
Accounts payable	49,410	38,025
Accrued compensation	17,150	30,732
Warranty	8,348	6,424
Income taxes	321	887
Deferred revenue	62,685	60,454
Current portion of finance lease obligation	1,101	979
Other current liabilities	13,955	12,639
Total current liabilities	152,970	150,140
Long-term finance lease obligation	45,822	46,415
Long-term deferred revenue	8,864	7,982
Other long-term liabilities	17,153	9,744
Total liabilities	224,809	214,281
Commitments and contingencies (Note 16)
Stockholders' equity:
Common stock, $0.001 par value, 75,000 shares authorized; 33,094 shares issued and outstanding at June 30, 2022; 33,240 shares issued and outstanding at December 31, 2021	33	33
Additional paid-in capital	549,401	559,883
Retained earnings (accumulated deficit)	39,582	(22,722)
Accumulated other comprehensive (loss) income	(2,089)	1,765
Total stockholders' equity	586,927	538,959
Total liabilities and stockholders' equity	$ 811,736	$ 753,240