SEGMENT INFORMATION (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting Information [Line Items]

Schedule Of Segment Reporting Information By Segment Text Block

	For the Year Ended December 31, 2014
	Electric		Natural Gas
(Millions of Dollars)	Distribution		Distribution		Transmission		Other		Eliminations		Total
Operating Revenues	$	5,663.4	$	1,007.3	$	1,018.2	$	790.9	$	(737.9)	$	7,741.9
Depreciation and Amortization		(384.6)		(68.1)		(150.5)		(42.1)		19.9		(625.4)
Other Operating Expenses		(4,366.2)		(786.7)		(302.1)		(748.0)		719.3		(5,483.7)
Operating Income		912.6		152.5		565.6		0.8		1.3		1,632.8
Interest Expense		(191.6)		(34.0)		(104.1)		(36.6)		4.2		(362.1)
Interest Income		5.1		-		0.9		3.6		(3.6)		6.0
Other Income, Net		10.7		0.2		10.3		916.0		(918.6)		18.6
Income Tax (Expense)/Benefit		(269.7)		(46.4)		(174.5)		22.3		-		(468.3)
Net Income		467.1		72.3		298.2		906.1		(916.7)		827.0
Net Income Attributable to Noncontrolling Interests		(4.7)		-		(2.8)		-		-		(7.5)
Net Income Attributable to Controlling Interest	$	462.4	$	72.3	$	295.4	$	906.1	$	(916.7)	$	819.5
Total Assets (as of)	$	17,563.4	$	3,030.9	$	7,625.6	$	12,682.5	$	(11,124.4)	$	29,778.0
Cash Flows Used for Investments in Plant	$	645.2	$	176.7	$	731.6	$	50.2	$	-	$	1,603.7

	For the Year Ended December 31, 2013
	Electric		Natural Gas
(Millions of Dollars)	Distribution		Distribution		Transmission		Other		Eliminations		Total
Operating Revenues	$	5,362.3	$	855.8	$	978.7	$	777.5	$	(673.1)	$	7,301.2
Depreciation and Amortization		(604.8)		(66.7)		(136.2)		(62.2)		10.2		(859.7)
Other Operating Expenses		(3,927.7)		(659.4)		(281.8)		(715.0)		671.8		(4,912.1)
Operating Income		829.8		129.7		560.7		0.3		8.9		1,529.4
Interest Expense		(175.0)		(33.1)		(100.3)		(35.5)		5.2		(338.7)
Interest Income		4.1		-		0.7		5.4		(5.6)		4.6
Other Income, Net		12.9		0.8		10.9		858.9		(858.2)		25.3
Income Tax (Expense)/Benefit		(240.0)		(36.5)		(182.1)		31.9		(0.2)		(426.9)
Net Income		431.8		60.9		289.9		861.0		(849.9)		793.7
Net Income Attributable to Noncontrolling Interests		(4.8)		-		(2.9)		-		-		(7.7)
Net Income Attributable to Controlling Interest	$	427.0	$	60.9	$	287.0	$	861.0	$	(849.9)	$	786.0
Total Assets (as of)	$	17,260.0	$	2,759.7	$	6,745.8	$	11,842.4	$	(10,812.4)	$	27,795.5
Cash Flows Used for Investments in Plant	$	639.0	$	168.1	$	618.5	$	31.2	$	-	$	1,456.8

	For the Year Ended December 31, 2012
	Electric		Natural Gas
(Millions of Dollars)	Distribution		Distribution		Transmission		Other		Eliminations		Total
Operating Revenues	$	4,716.5	$	572.9	$	861.5	$	803.8	$	(680.9)	$	6,273.8
Depreciation and Amortization		(530.3)		(49.1)		(109.2)		(56.4)		4.2		(740.8)
Other Operating Expenses		(3,585.4)		(445.2)		(251.6)		(817.0)		684.4		(4,414.8)
Operating Income/(Loss)		600.8		78.6		500.7		(69.6)		7.7		1,118.2
Interest Expense		(165.6)		(31.3)		(96.7)		(43.6)		7.3		(329.9)
Interest Income		2.8		-		0.4		7.1		(7.1)		3.2
Other Income, Net		8.9		0.4		7.3		795.0		(795.1)		16.5
Income Tax (Expense)/Benefit		(150.2)		(16.9)		(159.2)		55.5		(4.1)		(274.9)
Net Income		296.7		30.8		252.5		744.4		(791.3)		533.1
Net Income Attributable to Noncontrolling Interests		(4.4)		-		(2.8)		-		-		(7.2)
Net Income Attributable to Controlling Interest	$	292.3	$	30.8	$	249.7	$	744.4	$	(791.3)	$	525.9
Cash Flows Used for Investments in Plant	$	611.7	$	148.7	$	663.6	$	48.3	$	-	$	1,472.3