Other Comprehensive Earnings (Tables)

9 Months Ended

Sep. 30, 2017

Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract]

Components Of Other Comprehensive Earnings

	Three Months Ended September 30,						Nine Months Ended September 30,
	2017			2016			2017			2016
	(Millions)
Foreign currency translation:
Beginning accumulated foreign currency translation	$	456		$	450		$	456		$	424
Change in cumulative translation adjustment		17			(1	)		31			52
Income tax benefit (expense)		(16	)		3			(30	)		(24	)
Ending accumulated foreign currency translation		457			452			457			452
Pension and postretirement benefit plans:
Beginning accumulated pension and postretirement benefits		(163	)		(185	)		(172	)		(194	)
Recognition of net actuarial loss and prior    service cost in earnings (1)		5			7			14			20
Income tax benefit		—			4			—			—
Ending accumulated pension and postretirement benefits		(158	)		(174	)		(158	)		(174	)
Other		(2	)		—			(2	)		—
Accumulated other comprehensive earnings, net of tax	$	297		$	278		$	297		$	278

(1) These accumulated other comprehensive earnings components are included in the computation of net periodic benefit cost, which is a component of G&A on the accompanying consolidated comprehensive statements of earnings. See Note 16 for additional details.