INVESTMENT IN TRANSMISSION AFFILIATES (Tables)

9 Months Ended

Sep. 30, 2018

The following tables provide a reconciliation of the changes in our investments in ATC and ATC Holdco:



	Three Months Ended September 30, 2018
(in millions)	ATC		ATC Holdco			Total
Balance at beginning of period	$	1,558.4	$	38.2		$	1,596.6
Add: Earnings (loss) from equity method investment	34.6		(0.9		)	33.7
Add: Capital contributions	9.1		2.2			11.3
Less: Distributions	27.8		—			27.8
Less: Other	0.1		—			0.1
Balance at end of period	$	1,574.2	$	39.5		$	1,613.7



	Three Months Ended September 30, 2017
(in millions)	ATC		ATC Holdco			Total
Balance at beginning of period	$	1,539.5	$	4.5		$	1,544.0
Add: Earnings (loss) from equity method investment	40.9		(1.7		)	39.2
Add: Capital contributions	12.1		0.7			12.8
Less: Distributions	35.2		—			35.2
Balance at end of period	$	1,557.3	$	3.5		$	1,560.8



	Nine Months Ended September 30, 2018
(in millions)	ATC			ATC Holdco			Total
Balance at beginning of period	$	1,515.8	⁽¹⁾	$	37.6		$	1,553.4
Add: Earnings (loss) from equity method investment	97.8			(2.6		)	95.2
Add: Capital contributions	39.2			4.5			43.7
Less: Distributions	78.5		⁽²⁾	—			78.5
Less: Other	0.1			—			0.1
Balance at end of period	$	1,574.2		$	39.5		$	1,613.7


⁽¹⁾	Distributions of $39.9 million, received in the first quarter of 2018, were approved and recorded as a receivable from ATC in other current assets at December 31, 2017.


⁽²⁾	Distributions of $27.7 million, received in the fourth quarter of 2018, were approved and recorded as a receivable from ATC in accounts receivable at September 30, 2018.



	Nine Months Ended September 30, 2017
(in millions)	ATC			ATC Holdco			Total
Balance at beginning of period	$	1,443.9	*	$	—		$	1,443.9
Add: Earnings (loss) from equity method investment	131.4			(8.5		)	122.9
Add: Capital contributions	51.3			12.0			63.3
Less: Distributions	69.2			—			69.2
Less: Other	0.1			—			0.1
Balance at end of period	$	1,557.3		$	3.5		$	1,560.8


*	Distributions of $35.2 million, received in the first quarter of 2017, were approved and recorded as a receivable from ATC in other current assets at December 31, 2016.

The following table summarizes our significant related party transactions with ATC:



	Three Months Ended September 30				Nine Months Ended September 30
(in millions)	2018		2017		2018		2017
Charges to ATC for services and construction	$	5.0	$	4.4	$	13.7	$	12.3
Charges from ATC for network transmission services	84.4		87.4		253.5		262.0
Refund from ATC related to a FERC audit	—		—		22.0		—
Refund from ATC per FERC ROE order	—		—		—		28.3

Our balance sheets included the following receivables and payables related to ATC:



(in millions)	September 30, 2018		December 31, 2017
Accounts receivable for services provided to ATC	$	2.9	$	1.5
Dividends receivable from ATC	27.7		39.9
Accounts payable for services received from ATC	28.1		31.2

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



	Three Months Ended September 30				Nine Months Ended September 30
(in millions)	2018		2017		2018		2017
Income statement data
Operating revenues	$	170.4	$	171.1	$	501.3	$	522.4
Operating expenses	87.9		85.3		264.3		251.0
Other expense, net	27.4		27.2		80.4		78.7
Net income	$	55.1	$	58.6	$	156.6	$	192.7



(in millions)	September 30, 2018		December 31, 2017
Balance sheet data
Current assets	$	95.3	$	87.7
Noncurrent assets	4,857.6		4,598.9
Total assets	$	4,952.9	$	4,686.6

Current liabilities	$	640.6	$	767.2
Long-term debt	2,013.9		1,790.6
Other noncurrent liabilities	313.6		240.3
Shareholders' equity	1,984.8		1,888.5
Total liabilities and shareholders' equity	$	4,952.9	$	4,686.6