Investment in Unconsolidated Affiliates (Tables)

6 Months Ended

Jun. 30, 2020

Reconciliation of Basis Difference [Line Items]

Reconciliation of Basis Difference [Table Text Block]

The following table reconciles the difference between OGE Energy's investment in Enable and its underlying equity in the net assets of Enable (basis difference) from December 31, 2019 to June 30, 2020. The basis difference is being amortized over approximately 30 years.


(In millions)
Basis difference at December 31, 2019	$	652.5
Amortization of basis difference (A)	(26.3)
Impairment of OGE Energy's equity method investment in Enable	780.0

Basis difference at June 30, 2020	$	1,406.2

(A) Includes proportional basis difference recognition due to dilution.

Reconciliation of Equity in Earnings of Unconsolidated Affiliates [Table Text Block]

The following table reconciles the Company's equity in earnings (losses) of unconsolidated affiliates for the three and six months ended June 30, 2020 and 2019.



	Three Months Ended									Six Months Ended
	June 30,									June 30,
(In millions)	2020			2019			2020			2019
Enable net income	$	35.0		$	114.8		$	138.0		$	228.1
OGE Energy's percent ownership at period end	25.5		%	25.5		%	25.5		%	25.5		%
OGE Energy's portion of Enable net income	$	8.8		$	29.3		$	35.1		$	58.2



Amortization of basis difference and dilution recognition (A)	18.1			6.5			25.3			8.3
Impairment of OGE Energy's equity method investment in Enable	—			—			(780.0)			—
Equity in earnings (losses) of unconsolidated affiliates	$	26.9		$	35.8		$	(719.6)		$	66.5

(A) Includes loss on dilution, net of proportional basis difference recognition.

The following table summarizes related party transactions between OG&E and Enable during the three and six months ended June 30, 2020 and 2019.


	Three Months Ended						Six Months Ended
	June 30,						June 30,
(In millions)	2020		2019		2020		2019
Operating revenues:
Electricity to power electric compression assets	$	3.5	$	3.8	$	7.2	$	7.6
Cost of sales:
Natural gas transportation services	$	9.4	$	9.3	$	14.1	$	24.1

Natural gas purchases (sales)	$	(1.7)	$	(3.3)	$	(1.0)	$	(4.3)

Summarized Balance Sheet Financial Information, Equity Method Investment [Table Text Block]

Summarized unaudited financial information for 100 percent of Enable is presented below at June 30, 2020 and December 31, 2019 and for the three and six months ended June 30, 2020 and 2019.


	June 30,		December 31,
Balance Sheet	2020		2019
(In millions)
Current assets	$	374	$	389
Non-current assets	$	11,687	$	11,877
Current liabilities	$	290	$	780
Non-current liabilities	$	4,454	$	4,077

Summarized Income Statement Financial Information, Equity Method Investment [Table Text Block]


	Three Months Ended						Six Months Ended
	June 30,						June 30,
Income Statement	2020		2019		2020		2019
(In millions)
Total revenues	$	515	$	735	$	1,163	$	1,530
Cost of natural gas and NGLs	$	177	$	317	$	403	$	695
Operating income	$	80	$	167	$	226	$	332
Net income	$	35	$	115	$	138	$	228