Amount of increase (decrease) in benefit obligation of defined benefit plan.

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of contributions expected to be received by defined benefit plan from employer in fiscal year. Excludes contributions paid by employer in current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2709-114920

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- Definition

Amount of increase (decrease) in plan assets of defined benefit plan.

+ References

No definition available.

+ Details

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- Definition

Defined Benefit Plan Funded Status Period Increase Decrease

+ References

No definition available.

+ Details

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PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2017	Sep. 30, 2017
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Period Increase (Decrease)	$ 17
Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease)	(10)
Defined Benefit Plan Funded Status Period Increase (Decrease)	$ 27
U.S. and Canadian Other Postretirement Plans
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to benefit plans during 2017		$ 21
Registered Canadian Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to benefit plans during 2017		23
Non Registered Canadian Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to benefit plans during 2017		3
U.S. Non-Qualified Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to benefit plans during 2017		26
U.S. Qualified Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to benefit plans during 2017		$ 0