Equity (Tables)

6 Months Ended

Jun. 30, 2022

Equity [Abstract]

Schedule of Dividends Declared

	Dividends Declared Per Share								Dividends Paid Per Share
	Three Months Ended June 30,				Six Months Ended June 30,				Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021		2022		2021		2022		2021
Common Stock	$	0.170	$	0.160	$	0.170	$	0.160	$	0.170	$	0.160	$	0.340	$	0.320
Series A Preferred Stock	—		—		—		—		—		—		30.625		30.625
Series B Preferred Stock	—		17.500		—		17.500		—		17.500		—		35.000
Series C Preferred Stock (1)	—		—		—		—		—		—		—		0.160

(1)The Series C Preferred Stock was entitled to participate in any dividend or distribution (excluding those payable in Common Stock) with the Common Stock on a pari passu, pro rata, as-converted basis. The per share amount reflects the dividend per share of Common Stock as if the Series C Preferred Stock were converted into Common Stock. All of the outstanding Series C Preferred Stock was converted to Common Stock during April and May 2021

Schedule of Preferred Stock

Preferred Stock (CenterPoint Energy)

	Liquidation Preference Per Share		Shares Outstanding as of		Outstanding Value as of
			June 30, 2022	December 31, 2021	June 30, 2022		December 31, 2021
	(in millions, except shares and per share amounts)
Series A Preferred Stock	$	1,000	800,000	800,000	$	790	$	790
			800,000	800,000	$	790	$	790

Schedule of Dividend Requirement on Preferred Stock

Income Allocated to Preferred Shareholders (CenterPoint Energy)

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
	(in millions)
Series A Preferred Stock	$	11	$	13	$	24	$	25
Series B Preferred Stock	—		17		—		34
Total income allocated to preferred shareholders	$	11	$	30	$	24	$	59

Schedule of Accumulated Other Comprehensive Income (Loss)

Changes in accumulated comprehensive income (loss) are as follows:

	Three Months Ended June 30,
	2022						2021
	CenterPoint Energy		Houston Electric		CERC		CenterPoint Energy		Houston Electric		CERC
	(in millions)
Beginning Balance	$	(62)	$	—	$	10	$	(87)	$	—	$	10
Other comprehensive income (loss) before reclassifications:
Remeasurement of pension and other postretirement plans	(34)		—		—		—		—		—
Other comprehensive income from unconsolidated affiliates	—		—		—		1		—		—
Amounts reclassified from accumulated other comprehensive income (loss):
Prior service cost (1)	1		—		—		—		—		—
Actuarial losses (1)	1		—		—		2		—		—
Settlement (2)	13		—		—		—		—		—
Tax expense	(4)		—		—		(1)		—		—
Net current period other comprehensive income (loss)	(23)		—		—		2		—		—
Ending Balance	$	(85)	$	—	$	10	$	(85)	$	—	$	10
	Six Months Ended June 30,
	2022						2021
	CenterPoint Energy		Houston Electric		CERC		CenterPoint Energy		Houston Electric		CERC
	(in millions)
Beginning Balance	$	(64)	$	—	$	10	$	(90)	$	—	$	10
Other comprehensive income (loss) before reclassifications:
Remeasurement of pension and other postretirement plans	(34)		—		—		—		—		—
Other comprehensive income (loss) from unconsolidated affiliates	—		—		—		2		—		—
Amounts reclassified from accumulated other comprehensive income (loss):
Prior service cost (1)	1		—		—		—		—		—
Actuarial losses (1)	2		—		—		4		—		—
Settlement (2)	13		—		—		—		—		—
Reclassification of deferred loss from cash flow hedges realized in net income	1		—		—		—		—		—
Tax expense	(4)		—		—		(1)		—		—
Net current period other comprehensive income (loss)	(21)		—		—		5		—		—
Ending Balance	$	(85)	$	—	$	10	$	(85)	$	—	$	10

(1)Amounts are included in the computation of net periodic cost and are reflected in Other income, net in each of the Registrants’ respective Condensed Statements of Consolidated Income.