CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 117,915	$ 123,880
Accounts receivable (net of allowances of $3,735 at June 30, 2021 and $2,700 at December 31, 2020)	161,236	148,003
Prepaid expenses and other current assets	36,440	26,529
Income tax receivable	27,168	24,664
Total current assets	342,759	323,076
Non-current assets:
Property, equipment and capitalized software, net	175,423	168,113
Operating lease right-of-use assets	32,557	35,355
Goodwill	955,881	955,881
Intangible assets, net	433,619	452,558
Other assets	35,364	36,415
Total assets	1,975,603	1,971,398
Current liabilities:
Accounts payable and accrued expenses	47,215	52,998
Accrued compensation	32,307	40,860
Other current liabilities	42,641	39,835
Deferred revenue	11,212	10,854
Credit facilities	9,800	9,800
Operating lease liabilities	6,910	5,968
Finance lease liabilities	3,510	3,963
Total current liabilities	153,595	164,278
Non-current liabilities:
Credit facilities, less current portion	874,918	877,574
Operating lease liabilities, less current portion	39,258	40,807
Finance lease liabilities, less current portion	23,798	25,759
Other liabilities	38,009	54,350
Deferred income taxes	100,516	99,916
Total liabilities	1,230,094	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 June 30, 2021 and December 31, 2020, respectively	0	0
Additional paid-in-capital	662,727	655,444
Retained earnings	319,626	300,890
Treasury stock, at cost, 14,620,175 shares at June 30, 2021 and December 31, 2020, respectively	(199,817)	(199,817)
Other comprehensive loss	(37,028)	(47,804)
Total stockholders’ equity	745,509	708,714
Total liabilities and stockholders’ equity	1,975,603	1,971,398
Class A Common
Stockholders’ equity:
Common stock	1	1
Class B Common
Stockholders’ equity:
Common stock	$ 0	$ 0