Restructuring and Related Activities, Target Percent For Annual Productivity Savings

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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RESTRUCTURING ACTIVITIES AND IMPAIRMENT CHARGES - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Restructuring Cost and Reserve [Line Items]
Asset impairment charges	$ 5	$ 0	$ 29	$ 0
Total restructuring and impairment charges	11	7	47	21
Total restructuring charges	$ 6	7	$ 18	21
Invigorate Program
Restructuring Cost and Reserve [Line Items]
Target percent for annual productivity savings	3.00%		3.00%
Pre-tax restructuring charges	$ 6	7	$ 18	21
Invigorate Program \| Accounts Payable and Accrued Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	14		14		$ 13
Invigorate Program \| Cost of services
Restructuring Cost and Reserve [Line Items]
Total restructuring and impairment charges	2		8
Total restructuring charges		4		12
Invigorate Program \| Selling, general and administrative
Restructuring Cost and Reserve [Line Items]
Total restructuring and impairment charges	4		10
Total restructuring charges		$ 3		$ 9
Invigorate Program \| Other Operating Income, net
Restructuring Cost and Reserve [Line Items]
Total restructuring and impairment charges	$ 5		$ 29