Mergers and Acquisitions (Tables)

6 Months Ended

Jun. 30, 2017

Acquisitions and Dispositions [Abstract]

Merger-related costs

	Three Months Ended
	June 30, 2017				June 30, 2016
(In millions)	Before-tax		After-tax		Before-tax		After-tax
Merger-related transaction costs	$	16	$	12	$	34	$	26
Tax (benefit) - previously non-deductible costs		-		(59)		-		-
Merger-related transaction costs (benefits), net	$	16	$	(47)	$	34	$	26
	Six Months Ended
	June 30, 2017				June 30, 2016
(In millions)	Before-tax		After-tax		Before-tax		After-tax
Merger-related transaction costs	$	79	$	61	$	74	$	62
Tax (benefit) - previously non-deductible costs		-		(59)		-		-
Merger-related transaction costs, net	$	79	$	2	$	74	$	62