Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 642,172	$ 253,459
Accounts receivable, net of allowance for credit losses of $3,912 and $4,696, respectively, and net of allowance for product returns of $1,488 and $1,480, respectively	88,406	83,326
Inventory	47,228	44,281
Other current assets, net of allowance for credit losses of $6 and $17, respectively	17,972	16,348
Total current assets	795,778	397,414
Property and equipment, net	45,103	44,796
Intangible assets, net	98,998	103,259
Goodwill	112,838	112,838
Deferred tax assets	7,088	21,692
Operating lease right-of-use assets	31,747	33,455
Other assets, net of allowance for credit losses of $72 and $72, respectively	22,993	18,233
Total assets	1,114,545	731,687
Current liabilities:
Accounts payable, accrued expenses and other current liabilities	60,908	53,927
Accrued compensation	14,846	22,307
Deferred revenue	5,283	4,037
Operating lease liabilities	10,036	9,973
Total current liabilities	91,073	90,244
Deferred revenue	8,373	8,492
Convertible senior notes, net	412,772	0
Long-term debt	0	110,000
Operating lease liabilities	35,491	37,697
Other liabilities	7,451	6,811
Total liabilities	555,160	253,244
Commitments and contingencies
Redeemable noncontrolling interest	10,884	10,691
Stockholders’ equity
Preferred stock, $0.001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of March 31, 2021 and December 31, 2020	0	0
Common stock, $0.01 par value, 300,000,000 shares authorized; 49,803,750 and 49,630,773 shares issued; and 49,656,597 and 49,483,620 shares outstanding as of March 31, 2021 and December 31, 2020, respectively	498	496
Additional paid-in capital	471,748	405,831
Treasury stock, at cost; 147,153 shares as of March 31, 2021 and December 31, 2020	(5,149)	(5,149)
Retained earnings	81,404	66,574
Total stockholders’ equity	548,501	467,752
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	$ 1,114,545	$ 731,687