Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 216,317	$ 263,706
Accounts receivable, net of allowance of $2,968 and $2,419, at March 31, 2022 and December 31, 2021, respectively	132,038	124,420
Prepaid expenses and other current assets	28,915	20,293
Total current assets	377,270	408,419
Property and equipment, net	13,218	13,889
Operating lease right-of-use assets	25,539	27,272
Goodwill, net	62,236	62,239
Deferred income taxes	11,627	7,650
Other assets	21,864	20,239
Total assets	511,754	539,708
Current liabilities:
Accounts payable	24,586	19,625
Accrued compensation and benefits	40,070	53,104
Accrued and other liabilities	24,678	22,741
Deferred revenue	161,615	153,196
Income taxes payable	6,099	376
Total current liabilities	257,048	249,042
Operating lease liabilities, long-term	21,247	23,157
Other non-current liabilities	16,323	16,865
Shareholders' equity:
Preferred stock, no par value; 20,000,000 shares authorized, no shares issued or outstanding in 2022 and 2021
Common stock, $0.01 par value; 200,000,000 shares authorized; 63,113,221 and 63,154,494 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively	631	631
Retained earnings	237,463	269,841
Accumulated other comprehensive loss	(20,958)	(19,828)
Total shareholders' equity	217,136	250,644
Total liabilities and shareholders' equity	$ 511,754	$ 539,708