Acquisitions (Tables)

9 Months Ended

Sep. 30, 2015

Acquisitions [Abstract]

Allocation of the purchase price for the Connecticut Acquisition

($ in millions)
Current assets	$	69
Property, plant & equipment		1,459
Goodwill		815
Other intangibles - customer list		570
Current liabilities		(94)
Deferred income taxes		(576)
Other liabilities		(225)
Total net assets acquired	$	2,018

Unaudited Pro Forma Condensed Combined Statements of Income Information

($ in millions, except per share amounts)	(Unaudited)		(Unaudited)
	For the three months ended		For the nine months ended
	September 30, 2014		September 30, 2014
Revenue	$	1,448	$	4,366
Operating income	$	250	$	744
Net income	$	62	$	135
Basic and diluted net income per share	$	0.07	$	0.14