Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 10,374	$ 2,406
Accounts receivable, net of allowance of $19,365 in 2021 and $33,030 in 2020	313,285	296,570
Contract assets, net of allowance of $114 in 2021 and $338 in 2020	7,024	10,975
Taxes receivable	1,890	9,229
Prepaid expenses and other current assets	33,084	26,172
Indemnification asset	25,594	24,346
Total current assets	391,251	369,698
Fixed assets and capitalized software, net	70,269	89,044
Goodwill	676,440	609,457
Intangible assets, net	101,189	31,777
Deferred tax assets	114,062	93,099
Other assets	24,278	21,902
Total assets	1,377,489	1,214,977
Current liabilities
Accounts payable	16,929	8,927
Accrued liabilities	153,234	139,613
Current portion of unrecognized tax benefits	31,018	30,022
Contract liabilities	35,109	18,942
Current portion of long-term debt	70,000	0
Other current liabilities	14,238	9,896
Total current liabilities	320,528	207,400
Term Loan	333,938	335,683
Term loan, related party	152,286	113,482
ABL Facility	56,181	79,238
Leaseback obligations	0	54,798
Pension obligations, net	168,793	190,827
Deferred tax liabilities	0	508
Other liabilities	41,318	36,266
Total long-term liabilities	752,516	810,802
Commitments and contingencies
Stockholders' equity
Common stock - $0.01 par value, 250,000,000 shares authorized; 60,643,781, shares issued and 33,965,371 shares outstanding at September 30, 2021; and 59,590,422 shares issued and 32,912,012 shares outstanding at December 31, 2020	606	596
Additional paid-in capital	1,079,340	1,059,624
Treasury stock - 26,678,410 shares at September 30, 2021 and December 31, 2020	(468,613)	(468,613)
Accumulated other comprehensive income (loss)	(8,545)	0
Accumulated deficit	(298,343)	(394,832)
Total stockholders' equity	304,445	196,775
Total liabilities and stockholders' equity	$ 1,377,489	$ 1,214,977