Postretirement benefits

9 Months Ended

Sep. 30, 2020

Retirement Benefits [Abstract]

Compensation and Employee Benefit Plans [Text Block]

Postretirement benefits

The components of net pension and other postretirement benefit costs (benefits) reflected in Net income in the Consolidated statements of operations were as follows:

	Pension Benefit Plans								Other Postretirement Benefit Plans
	2020				2019				2020		2019
Three Months Ended September 30	U.S. Plans		Non-U.S. Plans		U.S. Plans		Non-U.S. Plans
(in millions of U.S. dollars)
Service cost	$	—	$	1	$	12	$	3	$	—	$	—
Non-service cost:
Interest cost	24		6		30		6		1		1
Expected return on plan assets	(56)		(11)		(47)		(11)		(1)		(1)
Amortization of net actuarial loss	—		—		—		1		—		—
Amortization of prior service cost	—		1		—		—		(20)		(20)
Settlements	1		—		1		—		—		—
Total non-service (benefit) cost	(31)		(4)		(16)		(4)		(20)		(20)
Net periodic (benefit) cost	$	(31)	$	(3)	$	(4)	$	(1)	$	(20)	$	(20)

	Pension Benefit Plans								Other Postretirement Benefit Plans
	2020				2019				2020		2019
Nine Months Ended September 30	U.S. Plans		Non-U.S. Plans		U.S. Plans		Non-U.S. Plans
(in millions of U.S. dollars)
Service cost	$	—	$	3	$	37	$	8	$	—	$	—
Non-service cost:
Interest cost	74		17		89		20		2		3
Expected return on plan assets	(168)		(32)		(142)		(33)		(3)		(3)
Amortization of net actuarial loss	—		1		—		2		—		—
Amortization of prior service cost	—		1		—		—		(60)		(60)
Settlements	3		—		1		—		—		—
Total non-service (benefit) cost	(91)		(13)		(52)		(11)		(61)		(60)
Net periodic (benefit) cost	$	(91)	$	(10)	$	(15)	$	(3)	$	(61)	$	(60)

The line items in which the service and non-service cost components of net periodic (benefit) cost are included in the Consolidated statements of operations were as follows:

	Pension Benefit Plans				Other Postretirement Benefit Plans
Three Months Ended September 30	2020		2019		2020		2019
(in millions of U.S. dollars)
Service cost:
Losses and loss expenses	$	—	$	2	$	—	$	—
Administrative expenses	1		13		—		—
Total service cost	1		15		—		—
Non-service cost:
Losses and loss expenses	(3)		(1)		(2)		(2)
Administrative expenses	(32)		(19)		(18)		(18)
Total non-service (benefit) cost	(35)		(20)		(20)		(20)
Net periodic (benefit) cost	$	(34)	$	(5)	$	(20)	$	(20)

	Pension Benefit Plans				Other Postretirement Benefit Plans
Nine Months Ended September 30	2020		2019		2020		2019
(in millions of U.S. dollars)
Service cost:
Losses and loss expenses	$	—	$	5	$	—	$	—
Administrative expenses	3		40		—		—
Total service cost	3		45		—		—
Non-service cost:
Losses and loss expenses	(9)		(5)		(6)		(6)
Administrative expenses	(95)		(58)		(55)		(54)
Total non-service (benefit) cost	(104)		(63)		(61)		(60)
Net periodic (benefit) cost	$	(101)	$	(18)	$	(61)	$	(60)