Segment Information (Tables)

9 Months Ended

Sep. 30, 2011

Segment Information (Tables) [Abstract]

Financial information of reportable operating segments

					Corporate &
	Operating Segments				Other (a) &
	Energy				Reconciling			Total
Three Months Ended	Utility		Non-Utility		Items			Consolidated
	(Millions of Dollars)
September 30, 2011
Operating Revenues (b)	$	1,036.7	$	113.0	$	(96.9	)	$	1,052.8
Depreciation and Amortization	$	64.1	$	18.3	$	0.2		$	82.6
Operating Income (Loss)	$	135.6	$	89.8	$	(1.1	)	$	224.3
Equity in Earnings (Loss) of Unconsolidated Affiliates	$	15.7	$	—	$	(0.1	)	$	15.6
Interest Expense, Net	$	26.8	$	16.9	$	13.1		$	56.8
Income Tax Expense (Benefit)	$	45.5	$	28.4	$	(4.3	)	$	69.6
Income from Discontinued Operations, Net of Tax	$	—	$	—	$	—		$	—
Net Income (Loss)	$	95.0	$	44.6	$	(9.8	)	$	129.8
Capital Expenditures	$	252.1	$	7.3	$	5.7		$	265.1
September 30, 2010
Operating Revenues (b)	$	960.5	$	87.4	$	(74.7	)	$	973.2
Depreciation and Amortization	$	63.2	$	13.9	$	0.3		$	77.4
Operating Income (Loss)	$	134.2	$	69.0	$	(0.2	)	$	203.0
Equity in Earnings (Loss) of Unconsolidated Affiliates	$	15.2	$	—	$	(0.1	)	$	15.1
Interest Expense, Net	$	29.2	$	11.0	$	12.3		$	52.5
Income Tax Expense (Benefit)	$	44.6	$	22.2	$	(3.8	)	$	63.0
Income (Loss) from Discontinued Operations, Net of Tax	$	—	$	—	$	(0.1	)	$	(0.1	)
Net Income (Loss)	$	84.7	$	36.3	$	(8.8	)	$	112.2
Capital Expenditures	$	149.2	$	16.6	$	0.7		$	166.5

					Corporate &
	Operating Segments				Other (a) &
	Energy				Reconciling			Total
Nine Months Ended	Utility		Non-Utility		Items			Consolidated
	(Millions of Dollars)
September 30, 2011
Operating Revenues (b)	$	3,331.1	$	327.5	$	(285.4	)	$	3,373.2
Depreciation and Amortization	$	191.4	$	54.3	$	0.5		$	246.2
Operating Income (Loss)	$	436.7	$	261.7	$	(4.1	)	$	694.3
Equity in Earnings (Loss) of Unconsolidated Affiliates	$	46.4	$	—	$	(0.3	)	$	46.1
Interest Expense, Net	$	82.1	$	49.8	$	45.7		$	177.6
Income Tax Expense (Benefit)	$	145.9	$	84.2	$	(22.6	)	$	207.5
Income from Discontinued Operations, Net of Tax	$	—	$	—	$	11.5		$	11.5
Net Income (Loss)	$	297.1	$	127.9	$	(14.8	)	$	410.2
Capital Expenditures	$	583.1	$	22.2	$	6.9		$	612.2
Total Assets (c)	$	12,847.8	$	2,958.4	$	(2,556.7	)	$	13,249.5
September 30, 2010
Operating Revenues (b)	$	3,083.9	$	239.5	$	(210.7	)	$	3,112.7
Depreciation and Amortization	$	188.4	$	39.5	$	0.7		$	228.6
Operating Income (Loss)	$	410.1	$	188.0	$	(3.4	)	$	594.7
Equity in Earnings of Unconsolidated Affiliates	$	45.5	$	—	$	—		$	45.5
Interest Expense, Net	$	88.9	$	28.9	$	37.1		$	154.9
Income Tax Expense (Benefit)	$	138.9	$	62.7	$	(19.6	)	$	182.0
Income from Discontinued Operations, Net of Tax	$	0.7	$	—	$	1.1		$	1.8
Net Income (Loss)	$	252.9	$	96.8	$	(19.1	)	$	330.6
Capital Expenditures	$	445.1	$	99.0	$	1.5		$	545.6
Total Assets (c)	$	11,700.2	$	2,965.3	$	(1,947.0	)	$	12,718.5

(a) Other includes all other non-utility activities, primarily non-utility real estate investment and development by Wispark LLC, as well as interest on corporate debt.

(b) An elimination for intersegment revenues of $97.2 million and $75.0 million for the three months ended September 30, 2011 and 2010, respectively, and $286.1 million and $211.2 million for the nine months ended September 30, 2011 and 2010, respectively, is included in Operating Revenues. This elimination is primarily between We Power and Wisconsin Electric.

(c) An elimination of $2,392.0 million and $1,803.3 million is included in Total Assets as of September 30, 2011 and 2010, respectively, for PTF-related activity between We Power and Wisconsin Electric.