RETIREMENT AND POSTRETIREMENT BENEFIT PLANS - Fair Value Of Pension Plan Assets (Details) - Pension Benefits - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Defined Benefit Plan Disclosure
Fair value of plan assets, net of net payables	$ 732	$ 700
Government securities
Defined Benefit Plan Disclosure
Fair value of plan assets	36	33
Corporate bonds
Defined Benefit Plan Disclosure
Fair value of plan assets	17	17
Equity securities
Defined Benefit Plan Disclosure
Fair value of plan assets	30	31
Other
Defined Benefit Plan Disclosure
Fair value of plan assets	44	43
Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure
Fair value of plan assets	127	124
Level 1
Defined Benefit Plan Disclosure
Fair value of plan assets	67	66
Fair value of plan assets, net of net payables	67	66
Level 1 | Government securities
Defined Benefit Plan Disclosure
Fair value of plan assets	36	33
Level 1 | Corporate bonds
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Level 1 | Equity securities
Defined Benefit Plan Disclosure
Fair value of plan assets	30	31
Level 1 | Other
Defined Benefit Plan Disclosure
Fair value of plan assets	1	2
Level 2
Defined Benefit Plan Disclosure
Fair value of plan assets	60	58
Fair value of plan assets, net of net payables	60	58
Level 2 | Government securities
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Level 2 | Corporate bonds
Defined Benefit Plan Disclosure
Fair value of plan assets	17	17
Level 2 | Equity securities
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Level 2 | Other
Defined Benefit Plan Disclosure
Fair value of plan assets	43	41
Level 3
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Fair value of plan assets, net of net payables	0	0
Level 3 | Government securities
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Level 3 | Corporate bonds
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Level 3 | Equity securities
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Level 3 | Other
Defined Benefit Plan Disclosure
Fair value of plan assets	0	0
Investments measured at net asset value
Defined Benefit Plan Disclosure
Fair value of plan assets	$ 605	$ 576