Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Condensed Consolidated Statement of Operations and Comprehensive Income [Abstract]
Revenue	$ 484	$ 471	$ 1,322	$ 1,263
Cost of services rendered	274	217	757	619
Gross Profit	210	254	565	644
Selling and administrative expenses	137	138	403	392
Depreciation and amortization expense	8	8	25	27
Goodwill and intangibles impairment	14		14
Restructuring charges	5		18	2
Interest expense	8	7	22	32
Interest and net investment income	(1)		(1)	(1)
Loss on extinguishment of debt				31
Income before Income Taxes	39	101	85	161
Provision for income taxes	11	25	23	39
Net Income	28	76	63	122
Other Comprehensive Income, Net of Income Taxes:
Net unrealized gain on derivative instruments	9	2	26	10
Total Comprehensive Income	$ 37	$ 79	$ 89	$ 131
Earnings per Share:
Basic	$ 0.34	$ 0.89	$ 0.77	$ 1.42
Diluted	$ 0.34	$ 0.89	$ 0.77	$ 1.42
Weighted-average Common Shares Outstanding:
Basic	81.5	85.5	82.0	85.5
Diluted	81.6	85.9	82.1	85.9