Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current Assets:
Cash and cash equivalents	$ 204,705	$ 110,678
Accounts receivable, net of allowance of $3,497 and $2,826 at December 31, 2020 and December 31, 2019, respectively	109,202	100,937
Income taxes receivable	1,874	1,332
Prepaid expenses	14,717	14,159
Other current assets	3,543	4,935
Total current assets	334,041	232,041
Property and equipment, net	17,903	22,725
Operating lease right-of-use assets	31,470	35,896
Goodwill, net	62,252	62,237
Deferred income taxes	5,760	6,814
Other assets	13,986	12,566
Total assets	465,412	372,279
Current liabilities:
Accounts payable	17,805	20,561
Accrued compensation and benefits	41,962	45,991
Accrued and other liabilities	21,181	19,325
Deferred revenue	114,164	94,371
Income taxes payable	1,874	1,348
Total current liabilities	196,986	181,596
Operating lease liabilities, long-term	27,843	32,416
Deferred income taxes		37
Other non-current liabilities	21,686	15,952
Commitments and contingencies (Note 5)
Shareholders' equity:
Preferred stock, no par value; 20,000,000 shares authorized, no shares issued or outstanding at December 31, 2020 and December 31, 2019
Common stock, $.01 par value; 200,000,000 shares authorized; 63,527,186 and 63,456,986 shares issued and outstanding at December 31, 2020 and December 31, 2019, respectively	635	635
Retained earnings	236,524	159,490
Accumulated other comprehensive loss	(18,262)	(17,847)
Total shareholders' equity	218,897	142,278
Total liabilities and shareholders' equity	$ 465,412	$ 372,279