Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2019

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Schedule of Impact of adoption on Consolidated Balance Sheet

The adoption of ASC 842 did not have an impact on our Statement of Consolidated Income or Statement of Consolidated Cash Flows.  The impact of adoption on our Consolidated Balance Sheet on January 1, 2019, was as follows:

	December 31, 2018		Adjustment for Finance Leases			Adjustment for Operating Leases			January 1, 2019
	(In Millions)
Assets
Property, plant and equipment — net	$	16,083	$	(346	)	$	—		$	15,737
Operating lease right-of-use assets — net		—		—			804			804
Finance lease right-of-use assets — net		—		346			—			346
Liabilities
Accrued liabilities		1,560		—			(2	)		1,558
Current maturities of long-term debt		67		(55	)		—			12
Current portion of operating and finance lease obligations		—		55			382			437
Long-term debt		6,605		(254	)		—			6,351
Long-term operating lease obligations		—		—			516			516
Long-term finance lease obligations		—		254			—			254
Other liabilities and deferred credits		575		—			(92	)		483