CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
CURRENT ASSETS:
Cash and cash equivalents	$ 103,095	$ 47,998
Accounts receivable (net of allowance of $2,949 and $3,200 as of December 31, 2021 and 2022, respectively)	139,579	127,927
Insurance receivable	921	0
Prepaid expenses	13,433	12,510
Other current assets	13,654	11,563
Total current assets	270,682	199,998
Property and equipment, net	10,341	11,124
Goodwill	849,609	852,536
Intangible assets, net	241,036	297,146
Deferred income taxes	4,452	4,770
Operating leases right-of-use asset	20,084	0
Other noncurrent assets, net	11,050	6,685
TOTAL ASSETS	1,407,254	1,372,259
CURRENT LIABILITIES:
Accounts payable	38,372	31,127
Litigation settlement obligation	4,165	0
Accrued expenses	67,047	67,971
Current portion of long-term debt	7,500	6,461
Operating leases liability, current portion	3,717	0
Other current liabilities	12,939	24,361
Total current liabilities	133,740	129,920
Long-term debt, net	493,990	499,107
Deferred income taxes	23,707	28,584
Long-term operating leases liability, net of current portion	16,835	0
Other liabilities	2,336	5,024
Total liabilities	670,608	662,635
COMMITMENTS AND CONTINGENCIES (NOTE 13)
STOCKHOLDERS’ EQUITY:
Preferred stock ($0.01 par value; 100,000,000 shares authorized; no shares issued or outstanding)	0	0
Common stock ($0.01 par value; 1,000,000,000 shares authorized, and 95,854,795 shares issued and 95,746,975 shares outstanding as of December 31, 2021; 97,765,120 shares issued and 96,717,883 shares outstanding as of December 31, 2022)	76	68
Additional paid-in capital	942,789	916,578
Common stock held in treasury (107,820 shares and 1,047,237 shares as of December 31, 2021 and 2022, respectively)	(14,859)	(897)
Accumulated deficit	(186,448)	(206,218)
Accumulated other comprehensive income (loss)	(4,912)	93
Total stockholders’ equity	736,646	709,624
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 1,407,254	$ 1,372,259