Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 21,446	$ 11,262
Accounts receivable, net of allowance of $17,702 in 2022 and $17,387 in 2021	305,729	279,053
Contract assets, net of allowance of $59 in 2022 and $88 in 2021	4,062	5,259
Taxes receivable	15,248	14,711
Prepaid expenses	43,112	22,418
Indemnification asset	24,746	24,346
Other current assets	14,572	13,596
Total current assets	428,915	370,645
Fixed assets and capitalized software, net	49,965	50,938
Goodwill	673,713	671,886
Intangible assets, net	77,457	82,577
Deferred tax assets	108,912	90,565
Other assets	30,753	33,891
Total assets	1,369,715	1,300,502
Current liabilities
Accounts payable	16,433	8,610
Accrued liabilities	146,350	131,813
Current portion of unrecognized tax benefits	30,171	29,771
Contract liabilities	61,471	51,726
Current portion of long-term debt	70,000	70,000
Other current liabilities	18,114	15,214
Total current liabilities	342,539	307,134
Term Loan, net	375,422	309,672
Term Loan, related party	60,902	142,875
ABL Facility	62,975	39,929
Pension obligations, net	132,456	140,167
Deferred tax liabilities	7,374	10,798
Other liabilities	31,606	35,212
Total long-term liabilities	670,735	678,653
Commitments and contingencies (see Note 13)
Stockholders' equity
Common stock - $0.01 par value, 250,000,000 shares authorized; 60,913,663 shares issued and 34,228,121 shares outstanding at March 31, 2022; and 60,830,853 shares issued and 34,145,311 shares outstanding at December 31, 2021	609	608
Additional paid-in capital	1,087,054	1,084,288
Treasury stock - 26,685,542 shares at March 31, 2022 and December 31, 2021	(468,879)	(468,879)
Accumulated other comprehensive income (loss)	(2,599)	(8,047)
Accumulated deficit	(259,744)	(293,255)
Total stockholders' equity	356,441	314,715
Total liabilities and stockholders' equity	$ 1,369,715	$ 1,300,502