INVESTMENT IN ATC

6 Months Ended

Jun. 30, 2015

Equity Method Investments and Joint Ventures [Abstract]

INVESTMENT IN ATC

Investment in ATC

We own approximately 34% of ATC, a for-profit, transmission-only company regulated by FERC.

The following table shows changes to our investment in ATC:

	Three Months Ended June 30				Six Months Ended June 30
(Millions)	2015		2014		2015		2014
Balance at the beginning of period	$	541.8	$	517.6	$	536.7	$	508.4
Add: Earnings from equity method investment	22.4		23.0		39.4		45.5
Add: Capital contributions	1.7		5.1		3.4		10.2
Less: Dividends received	13.9		18.4		27.5		36.8
Balance at the end of period	$	552.0	$	527.3	$	552.0	$	527.3

Summarized financial data for ATC is included in the following tables:

	Three Months Ended June 30				Six Months Ended June 30
(Millions)	2015		2014		2015		2014
Income statement data
Revenues	$	165.1	$	160.0	$	317.5	$	323.3
Operating expenses	80.3		74.4		160.3		153.0
Other expense	24.2		21.9		48.6		43.5
Net income	$	60.6	$	63.7	$	108.6	$	126.8

(Millions)	June 30, 2015		December 31, 2014
Balance sheet data
Current assets	$	78.1	$	66.4
Noncurrent assets	3,835.2		3,728.7
Total assets	$	3,913.3	$	3,795.1
Current liabilities	$	255.7	$	313.1
Long-term debt	1,800.0		1,701.0
Other noncurrent liabilities	197.7		163.8
Shareholders’ equity	1,659.9		1,617.2
Total liabilities and shareholders’ equity	$	3,913.3	$	3,795.1