Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 226,668	$ 344,523
Short-term investments	99,601	20,210
Accounts receivable, net of allowance for doubtful accounts of $5,028 and $4,494 respectively	39,239	60,359
Prepaid taxes	1,634	0
Prepaid expenses and other current assets	4,331	5,745
Total current assets	371,473	430,837
Property and equipment, net	24,917	22,507
Goodwill	194,074	192,227
Intangible assets, net	89,163	95,517
Operating lease assets with right-of-use	17,166	20,039
Deferred tax assets	2,445	2,945
Other assets	650	645
Total assets	699,888	764,717
Current liabilities:
Accounts payable	5,312	3,298
Current operating lease liabilities	4,049	4,099
Accrued expenses and other current liabilities	9,041	10,935
Accrued compensation expenses	1,345	4,643
Income taxes payable	2,522	7,827
Contract liabilities	14,721	27,086
Total current liabilities	36,990	57,888
Non-current operating lease liabilities	16,615	20,371
Convertible senior notes	410,500	455,694
Deferred tax liabilities	12,856	13,290
Total liabilities	476,961	547,243
Commitments and contingencies (See Note 10)
Stockholders’ equity:
Preferred stock, $0.001 par value; 5,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.001 par value, 100,000,000 shares authorized, 58,659,065 and 57,919,501 shares issued, respectively, 28,415,144 and 29,023,093 shares outstanding, respectively	59	58
Treasury stock, at cost; 30,243,921 and 28,896,408 shares, respectively	(329,118)	(278,876)
Additional paid-in capital	471,696	425,458
Accumulated other comprehensive loss	(4,542)	(9,537)
Retained earnings	84,832	80,371
Total stockholders’ equity	222,927	217,474
Total liabilities and stockholders’ equity	$ 699,888	$ 764,717