PENSION AND OTHER POSTRETIREMENT BENEFIT PROGRAMS - Funded Status Percentage of Company's Pension Plans (Details) $ in Millions	Dec. 31, 2025 USD ($)
Funded status percentage of the company's pension plans
Fair value of plan assets	$ 2,388
PBO	$ 2,859
Funded status percentage	84.00%
Qualified Pension Plan | United States
Funded status percentage of the company's pension plans
Fair value of plan assets	$ 1,890
PBO	$ 2,117
Funded status percentage	89.00%
Qualified Pension Plan | International plans
Funded status percentage of the company's pension plans
Fair value of plan assets	$ 498
PBO	$ 537
Funded status percentage	93.00%
Non Qualified Pension Plan | United States
Funded status percentage of the company's pension plans
PBO	$ 185
Non Qualified Pension Plan | International plans
Funded status percentage of the company's pension plans
PBO	$ 20