Post-Employment Benefits (Tables)

3 Months Ended

Mar. 31, 2020

Post-Employment Benefits

Schedule of components of the net periodic benefit cost for the entity's major defined benefit plans and post-employment medical and dental benefit plans

	Defined Benefit Plans				Medical and Dental Plans
	March 31,		March 31,		March 31,		March 31,
(in millions)	2020		2019		2020		2019
Service cost - benefits earned during the period	$	85	$	64	$	12	$	6
Interest cost on projected benefit obligations		75		84		12		13
Expected return on plan assets		(192)		(178)		(7)		(7)
Net amortization of:
Actuarial loss, net		63		33		8		6
Prior service cost (credit)		—		—		(7)		(8)
Net cost - continuing operations	$	31	$	3	$	18	$	10