COMMITMENTS AND CONTINGENCIES (Details)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Oct. 31, 2023 USD ($)	Oct. 31, 2022 USD ($)	Nov. 30, 2021 USD ($)	Dec. 31, 2020 claim	Oct. 31, 2020 claim
Loss Contingencies [Line Items]
Self-insurance reserves	$ 166,000,000	$ 173,000,000
Excludes general and professional liability claims
Loss Contingencies [Line Items]
Litigation reserves	1,000,000	$ 6,000,000
Secured Receivables Credit Facility
Debt Instrument [Line Items]
Credit facility capacity			$ 525,000,000	$ 525,000,000
Letters of credit outstanding, amount	$ 73,000,000
Senior Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility capacity					$ 750,000,000
401(k) Plan Lawsuit | Pending Litigation
Loss Contingencies [Line Items]
Class action lawsuits | claim						2	2