CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 128,630	$ 123,880
Accounts receivable (net of allowances of $2,502 at March 31, 2021 and $2,700 at December 31, 2020)	144,764	148,003
Prepaid expenses and other current assets	29,977	26,529
Income tax receivable	26,847	24,664
Total current assets	330,218	323,076
Non-current assets:
Property, equipment and capitalized software, net	173,283	168,113
Operating lease right-of-use assets	34,279	35,355
Goodwill	955,881	955,881
Intangible assets, net	440,275	452,558
Other assets	32,060	36,415
Total assets	1,965,996	1,971,398
Current liabilities:
Accounts payable and accrued expenses	47,484	52,998
Accrued compensation	26,743	40,860
Other current liabilities	42,178	39,835
Deferred revenue	15,517	10,854
Credit facilities	9,800	9,800
Operating lease liabilities	6,547	5,968
Finance lease liabilities	4,021	3,963
Total current liabilities	152,290	164,278
Non-current liabilities:
Credit facilities, less current portion	876,241	877,574
Operating lease liabilities, less current portion	40,209	40,807
Finance lease liabilities, less current portion	24,582	25,759
Other liabilities	40,152	54,350
Deferred income taxes	102,801	99,916
Total liabilities	1,236,275	1,262,684
Commitments and contingencies (Note 7)
Stockholders’ equity:
Common stock	0	0
Preferred stock, $0.0001 par value, 100,000,000 shares authorized, zero shares issued and outstanding at March 31, 2021 and December 31, 2020, respectively	0	0
Additional paid-in-capital	657,852	655,444
Retained earnings	310,046	300,890
Treasury stock, at cost, 14,620,175 shares at March 31, 2021 and December 31, 2020, respectively	(199,817)	(199,817)
Other comprehensive loss	(38,361)	(47,804)
Total stockholders’ equity	729,721	708,714
Total liabilities and stockholders’ equity	1,965,996	1,971,398
Class A Common
Stockholders’ equity:
Common stock	1	1
Class B Common
Stockholders’ equity:
Common stock	$ 0	$ 0