ACCRUED EXPENSES AND OTHER LIABILITIES (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Accrued expenses and other current liabilities
Salaries and wages	$ 138	$ 200
Income taxes	43	14
Pension and other employee benefits	13	27
Self-insurance	205	175
Operating taxes	130	129
Interest	72	59
Deposits, mainly from customers	67	68
Operating lease liabilities	303	234
Deferred revenue	170	177
Other	182	150
Total	1,323	1,233
Other non-current liabilities
Salaries and wages	0	0
Income taxes	0	0
Pension and other employee benefits	233	231
Self-insurance	313	284
Operating taxes	0	0
Interest	0	0
Deposits, mainly from customers	0	0
Operating lease liabilities	929	800
Deferred revenue	383	368
Other	205	188
Total	2,063	1,871
Total
Salaries and wages	138	200
Income taxes	43	14
Pension and other employee benefits	246	258
Self-insurance	518	459
Operating taxes	130	129
Interest	72	59
Deposits, mainly from customers	67	68
Operating lease liabilities	1,232	1,034
Deferred revenue	553	545	$ 533	$ 544
Other	387	338
Total	$ 3,386	$ 3,104