Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 39,887	$ 600,941
Investments	68,403	0
Accounts receivable, net	101,170	70,063
Income tax receivable	3,589	1,275
Other current assets	10,184	8,766
Total current assets	223,233	681,045
Property and equipment, net	144,872	136,120
Right-of-use assets	75,086	57,652
Amortizable intangible assets, net	178,904	185,219
Goodwill	160,766	160,766
Other assets	1,683	1,943
Total assets	784,544	1,222,745
Current liabilities
Accounts payable	18,829	24,306
Accrued compensation and benefits	33,100	32,714
Accrued liabilities	28,964	27,593
Income taxes payable	37	5,895
Deferred revenue	6,102	10
Current portion of notes payable	8,555	7,426
Total current liabilities	95,587	97,944
Deferred income taxes, noncurrent	26,199	25,962
Other long-term liability	442	37
Notes payable, less current portion	70,760	53,755
Total liabilities	192,988	177,698
Commitments and contingencies
Stockholders' equity
Preferred stock, $0.01 par value, 10,000 shares authorized; 0 shares issued and outstanding at September 30, 2022 and December 31, 2021
Common stock, $0.01 par value, 100,000 shares authorized; 53,830 and 53,637 shares issued and 31,377 and 37,722 shares outstanding at September 30, 2022 and December 31, 2021, respectively	538	536
Treasury stock, at cost, 22,453 and 15,915 shares of common stock at September 30, 2022 and December 31, 2021, respectively	(1,683,417)	(1,107,211)
Additional paid-in capital	306,152	296,670
Accumulated other comprehensive loss	(417)
Retained earnings	1,968,700	1,855,052
Total stockholders' equity	591,556	1,045,047
Total liabilities and stockholders' equity	$ 784,544	$ 1,222,745