Equity (Tables)

6 Months Ended

Jun. 30, 2019

Equity [Abstract]

Dividends Declared [Table Text Block]

CenterPoint Energy paid dividends on its Common Stock during the six months ended June 30, 2019 and 2018 as presented in the table below:

Declaration Date	Record Date	Payment Date	Per Share		Total (in millions)
December 12, 2018	February 21, 2019	March 14, 2019	$	0.2875	$	144
April 25, 2019	May 16, 2019	June 13, 2019	0.2875		144
Total 2019			$	0.5750	$	288
December 13, 2017	February 15, 2018	March 8, 2018	$	0.2775	$	120
April 26, 2018	May 17, 2018	June 14, 2018	0.2775		120
Total 2018			$	0.5550	$	240

CenterPoint Energy declared no dividends on its Series A Preferred Stock or Series B Preferred Stock during the three or six months ended June 30, 2018.

CenterPoint Energy paid dividends on its Series A Preferred Stock during the six months ended June 30, 2019 as presented in the table below:

Declaration Date	Record Date	Payment Date	Per Share		Total (in millions)
December 12, 2018	February 15, 2019	March 1, 2019	$	32.1563	$	26
Total 2019			$	32.1563	$	26

CenterPoint Energy paid dividends on its Series B Preferred Stock during the six months ended June 30, 2019 as presented in the table below:

Declaration Date	Record Date	Payment Date	Per Share		Total (in millions)
December 12, 2018	February 15, 2019	March 1, 2019	$	17.5000	$	17
April 25, 2019	May 15, 2019	June 3, 2019	17.5000		17
Total 2019			$	35.0000	$	34

Dividend Requirement on Preferred Stock (CenterPoint Energy)

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
	(in millions)
Series A Preferred Stock	$	13	$	—	$	25	$	—
Series B Preferred Stock	17		—		34		—
Total preferred stock dividend requirement	$	30	$	—	$	59	$	—

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

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

	Three Months Ended June 30,
	2019								2018
	CenterPoint Energy			Houston Electric			CERC		CenterPoint Energy			Houston Electric			CERC
	(in millions)
Beginning Balance	$	(107	)	$	(15	)	$	5	$	(63	)	$	4		$	6
Other comprehensive income (loss) before reclassifications:
Deferred gain (loss) from interest rate derivatives (1)	—			—			—		(1		)	—			—
Amounts reclassified from accumulated other comprehensive loss:
Prior service cost (2)	1			—			—		1			—			—
Actuarial losses (2)	2			—			—		1			—			—
Tax expense	(1		)	—			—		—			—			—
Net current period other comprehensive income	2			—			—		1			—			—
Ending Balance	$	(105	)	$	(15	)	$	5	$	(62	)	$	4		$	6
	Six Months Ended June 30,
	2019								2018
	CenterPoint Energy			Houston Electric			CERC		CenterPoint Energy			Houston Electric			CERC
	(in millions)
Beginning Balance	$	(108	)	$	(14	)	$	5	$	(68	)	$	—		$	6
Other comprehensive income (loss) before reclassifications:
Deferred gain (loss) from interest rate derivatives (1)	(1		)	(1		)	—		4			5			—
Amounts reclassified from accumulated other comprehensive loss:
Prior service cost (2)	1			—			—		1			—			—
Actuarial losses (2)	4			—			—		3			—			—
Reclassification of deferred loss from cash flow hedges realized in net income	1			—			—		—			—			—
Tax expense	(2		)	—			—		(2		)	(1		)	—
Net current period other comprehensive income (loss)	3			(1		)	—		6			4			—
Ending Balance	$	(105	)	$	(15	)	$	5	$	(62	)	$	4		$	6

(1) Gains and losses are reclassified from Accumulated other comprehensive income into income when the hedged transactions affect earnings. The reclassification amounts are included in Interest and other finance charges in each of the Registrants’ respective Statements of Consolidated Income. Over the next twelve months estimated amortization from Accumulated Comprehensive Income into income is expected to be immaterial.

(2)

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