EMPLOYEE BENEFIT PLANS (Tables)

6 Months Ended

Jun. 30, 2025

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs

Net periodic benefit costs for qualified pension plans include the following:

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2025		2024		2025		2024
Service cost	$	7	$	7	$	14	$	14
Pension expense included in Wages and benefits	7		7		14		14
Interest cost	32		27		65		54
Expected return on assets	(37)		(32)		(74)		(64)
Recognized actuarial loss	3		4		6		9
Pension expense included in Non-operating Income (Expense)	$	(2)	$	(1)	$	(3)	$	(1)