Property, Plant, and Equipment

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT AND EQUIPMENT

PROPERTY, PLANT, AND EQUIPMENT

Property, plant, and equipment consisted of the following utility and non-utility and other assets at December 31:

(in millions)	2015		2014
Utility property, plant, and equipment	$	22,803.7	$	12,290.7
Less: Accumulated depreciation	7,358.2		4,044.6
Net	15,445.5		8,246.1
CWIP	672.7		170.1
Net utility property, plant, and equipment	16,118.2		8,416.2
Non-utility and other property, plant, and equipment	3,482.2		3,260.3
Less: Accumulated depreciation	560.9		440.5
Net	2,921.3		2,819.8
CWIP	150.2		21.7
Net non-utility and other property, plant, and equipment	3,071.5		2,841.5
Total property, plant, and equipment	$	19,189.7	$	11,257.7