Goodwill And Other Intangibles (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill And Other Intangibles [Abstract]

Schedule Of Goodwill Activity

($ in millions)	Goodwill
Balance at January 1, 2015	$	7,205
Connecticut Acquisition (Note 3)		(53)
Other Acquisition		14
Balance at December 31, 2015	$	7,166

Components Of Other Intangibles

($ in millions)	2015						2014
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Other Intangibles:
Customer base	$	2,998	$	(1,977)	$	1,021	$	3,018	$	(1,640)	$	1,378
Trade name		122		-		122		122		-		122
Total other intangibles	$	3,120	$	(1,977)	$	1,143	$	3,140	$	(1,640)	$	1,500