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Long-Term Employee Benefit Liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Long-Term Employee Benefit Liabilities

Long-term employee benefit liabilities consist of:

		2019				2018
Defined benefit pension plans and other [a]		$	203			$	184
Termination and long service arrangements [b]			437				381
Retirement medical benefits plans [c]			27				27
Other long-term employee benefits			10				5
Long-term employee benefit obligations		$	677			$	597

Schedule of Company's Defined Benefit Pension Plans

Information about the Company’s defined benefit pension plans is as follows:

		2019				2018
Projected benefit obligation
Beginning of year		$	633			$	687
Current service cost			11				14
Interest cost			20				18
Actuarial losses (gains) and changes in actuarial assumptions			79				(33	)
Benefits paid			(21	)			(24	)
Divestiture			(68	)			—
Foreign exchange			5				(29	)
End of year			659				633
Plan assets at fair value [i]
Beginning of year			406				443
Return on plan assets			78				(11	)
Employer contributions			11				12
Benefits paid			(17	)			(19	)
Divestiture			(10	)			—
Foreign exchange			10				(19	)
End of year			478				406
Ending funded status		$	181			$	227
Amounts recorded in the consolidated balance sheet
Non-current asset [note 14]		$	(23	)		$	(18	)
Current liability			1				1
Liabilities held for sale [note 3] [ii]			—				60
Non-current liability			203				184
Net amount		$	181			$	227
Amounts recorded in accumulated other comprehensive income
Unrecognized actuarial losses		$	(141	)		$	(134	)
Net periodic benefit cost
Current service cost		$	11			$	14
Interest cost			20				18
Return on plan assets			(19	)			(25	)
Actuarial losses			4				4
Net periodic benefit cost		$	16			$	11

[i] The asset allocation of the Company’s defined benefit pension plans at December 31, 2019 and the target allocation for 2020 is as follows:

		2020				2019
Fixed income securities			55-75	%			59	%
Equity securities			25-45	%			37	%
Cash and cash equivalents			0-10	%			4	%
			100	%			100	%

Future Benefit Payments

[d] Future benefit payments

		Defined benefit pension plans				Termination and long service arrangements				Retirement medical benefits plans				Total
Expected employer contributions - 2020		$	11			$	9			$	2			$	22
Expected benefit payments:
2020		$	22			$	10			$	1			$	33
2021			22				11				2				35
2022			23				11				2				35
2023			23				14				2				39
2024			24				18				2				43
Thereafter			131				119				8				250
		$	245			$	183			$	17			$	435

Termination and Long Service Arrangements [Member]

Summary of Weighted Average Significant Actuarial Assumptions Adopted in Measuring Company's Obligations and Cost

The weighted average significant actuarial assumptions adopted in measuring the Company’s projected termination and long service benefit obligations and net periodic benefit cost are as follows:

		2019				2018
Discount rate			2.1	%			2.8	%
Rate of compensation increase			3.1	%			2.9	%

Schedule of Company's Defined Benefit Pension Plans

Information about the Company’s termination and long service arrangements is as follows:

		2019				2018
Projected benefit obligation
Beginning of year		$	394			$	378
Current service cost			29				22
Interest cost			10				8
Actuarial losses and changes in actuarial assumptions			39				14
Benefits paid			(19	)			(14	)
(Divestiture) acquisition			(3	)			2
Foreign exchange			(4	)			(16	)
Ending funded status		$	446			$	394
Amounts recorded in the consolidated balance sheet
Current liability		$	9			$	9
Liabilities held for sale [note 3]			—				4
Non-current liability			437				381
Net amount		$	446			$	394
Amounts recorded in accumulated other comprehensive income
Unrecognized actuarial losses		$	(124	)		$	(88	)
Net periodic benefit cost
Current service cost		$	29			$	22
Interest cost			10				8
Actuarial losses (gains)			4				(1	)
Net periodic benefit cost		$	43			$	29

Retirement Medical Benefits Plans [Member]

Summary of Weighted Average Significant Actuarial Assumptions Adopted in Measuring Company's Obligations and Cost

The weighted average discount rates used in measuring the Company’s projected retirement medical benefit obligations and net periodic benefit cost are as follows:  

		2019				2018
Retirement medical benefit obligations			3.1	%			4.0	%
Net periodic benefit cost			4.0	%			3.4	%
Health care cost inflation			6.8	%			6.8	%

Schedule of Company's Defined Benefit Pension Plans

Information about the Company’s retirement medical benefits plans are as follows:  

		2019				2018
Projected benefit obligation
Beginning of year		$	29			$	33
Interest cost			1				1
Actuarial gains and changes in actuarial assumptions			—				(3	)
Benefits paid			(1	)			(1	)
Foreign exchange			—				(1	)
Ending funded status		$	29			$	29
Amounts recorded in the consolidated balance sheet
Current liability		$	2			$	2
Non-current liability			27				27
Net amount		$	29			$	29
Amounts recorded in accumulated other comprehensive income
Unrecognized actuarial gains			11				12
Total accumulated other comprehensive income		$	11			$	12
Net periodic benefit cost
Interest cost		$	1			$	1
Actuarial gains			(1	)			(1	)
Net periodic benefit cost		$	—			$	—

Pension Plan, Defined Benefit [Member]

Summary of Weighted Average Significant Actuarial Assumptions Adopted in Measuring Company's Obligations and Cost

The weighted average significant actuarial assumptions adopted in measuring the Company’s obligations and costs are as follows:

		2019				2018
Projected benefit obligation
Discount rate			2.5	%			3.1	%
Rate of compensation increase			2.6	%			2.5	%
Net periodic benefit cost
Discount rate			3.2	%			2.8	%
Rate of compensation increase			2.6	%			2.5	%
Expected return on plan assets			4.9	%			5.8	%

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