Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 671,753	$ 710,621
Accounts receivable, net of allowance for credit losses of $2,153 and $2,168, and net of allowance for product returns of $1,162 and $1,181 as of March 31, 2022 and December 31, 2021 respectively	103,067	105,548
Inventory	86,436	75,276
Other current assets, net of allowance for credit losses of $1 and $2 as of March 31, 2022 and December 31, 2021, respectively	27,322	26,175
Total current assets	888,578	917,620
Property and equipment, net	39,969	41,713
Intangible assets, net	86,831	91,406
Goodwill	112,901	112,901
Deferred tax assets	39,554	13,547
Operating lease right-of-use assets	30,135	30,479
Other assets, net of allowance for credit losses of $1 and $78 as of March 31, 2022 and December 31, 2021, respectively	26,822	24,349
Total assets	1,224,790	1,232,015
Current liabilities:
Accounts payable, accrued expenses and other current liabilities	73,615	89,816
Accrued compensation	17,560	23,495
Deferred revenue	5,840	5,697
Operating lease liabilities	10,454	10,331
Total current liabilities	107,469	129,339
Deferred revenue	9,779	9,140
Convertible senior notes, net	488,024	425,345
Operating lease liabilities	31,764	32,591
Other liabilities	9,480	9,545
Total liabilities	646,516	605,960
Commitments and contingencies
Redeemable noncontrolling interest	15,281	12,888
Stockholders’ equity
Preferred stock, $0.001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of March 31, 2022 and December 31, 2021	0	0
Common stock, $0.01 par value, 300,000,000 shares authorized; 50,491,600 and 50,406,606 shares issued; and 49,990,324 and 50,259,453 shares outstanding as of March 31, 2022 and December 31, 2021, respectively	505	504
Additional paid-in capital	453,084	498,979
Treasury stock, at cost; 501,276 and 147,153 shares as of March 31, 2022 and December 31, 2021, respectively	(28,480)	(5,149)
Retained earnings	137,884	118,833
Total stockholders’ equity	562,993	613,167
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	$ 1,224,790	$ 1,232,015