Common Shares Issued Upon Conversion

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- Definition

Consecutive period anniversary date of preferred stock purchase agreement

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No definition available.

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- Definition

This item represents disclosure of the amount of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporation; these investments are accounted for under the cost method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

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No definition available.

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- Definition

Percentage points added to the reference rate to compute the floating rate distribution

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No definition available.

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- Definition

Length of pipeline

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No definition available.

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- Definition

Number of customers in service area to be sold

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- Definition

Preferred Stock Shares To Be Converted To Common

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No definition available.

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Date of record for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format.

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- Definition

Date of declaration for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format.

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- Definition

Date of distribution for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format.

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- Definition

Per unit of ownership amount of cash distributions declared to unit-holder of a limited partnership (LP).

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- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

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- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

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No definition available.

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- Definition

Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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- Definition

Aggregate dividends declared during the period for each share of preferred stock outstanding.

+ References

No definition available.

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- Definition

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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- Definition

Return of or reimbursements received in relation to direct costs and expenses previously paid or incurred.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Subsequent Events (CenterPoint Energy) (Details) $ / shares in Units, $ in Millions					3 Months Ended
	May 07, 2021 shares	Apr. 29, 2021 USD ($) mi	Apr. 26, 2021 USD ($) $ / shares	Apr. 23, 2021 $ / shares	Mar. 31, 2021 USD ($) $ / shares	Mar. 31, 2020 USD ($) $ / shares	Apr. 16, 2021 shares	Apr. 05, 2021 shares	Feb. 18, 2021
Subsequent Event [Line Items]
Expected cash distribution from equity method investment \| $					$ 39	$ 70
London Interbank Offered Rate (LIBOR) [Member]
Subsequent Event [Line Items]
Distribution floating rate, basis spread									8.50%
Common Stock [Member]
Subsequent Event [Line Items]
Dividends declared per share					$ 0	$ 0.2900
Series B Preferred Stock [Member]
Subsequent Event [Line Items]
Preferred stock dividends declared per share					0	17.5000
Series C Preferred Stock [Member]
Subsequent Event [Line Items]
Preferred stock dividends declared per share					$ 0	$ 0
Subsequent Event [Member]
Subsequent Event [Line Items]
Cash proceeds from sale \| $		$ 2,150
Recovery of Direct Costs \| $		$ 425
Miles of pipeline \| mi		17,000
Number of customers in service area to be sold		half a million
Subsequent Event [Member] \| Common Stock [Member]
Subsequent Event [Line Items]
Dividends Payable, Date Declared				Apr. 23, 2021
Dividends Payable, Date of Record				May 20, 2021
Dividends Payable, Date to be Paid				Jun. 10, 2021
Dividends declared per share				$ 0.1600
Subsequent Event [Member] \| Series B Preferred Stock [Member]
Subsequent Event [Line Items]
Dividends Payable, Date Declared				Apr. 23, 2021
Dividends Payable, Date of Record				May 15, 2021
Dividends Payable, Date to be Paid				Jun. 01, 2021
Preferred stock dividends declared per share				$ 17.5000
Subsequent Event [Member] \| Series C Preferred Stock [Member]
Subsequent Event [Line Items]
Preferred Stock Shares to Be Converted to Common \| shares	187,500						37,500	400,000
Shares of Common Stock Issued Upon Conversion of Series C Preferred Stock \| shares	12,246,897						2,449,379	26,126,714
Consecutive period anniversary date of preferred stock purchase agreement	12 months
Common Units [Member] \| Subsequent Event [Member] \| Enable Midstream Partners [Member]
Subsequent Event [Line Items]
Quarterly cash distribution, declaration date			Apr. 26, 2021
Quarterly cash distribution, date of record			May 13, 2021
Quarterly cash distribution, distribution date			May 25, 2021
Quarterly cash distribution declared per share			$ 0.16525
Expected cash distribution from equity method investment \| $			$ 39
Series A Preferred Units [Member] \| Subsequent Event [Member] \| Enable Midstream Partners [Member]
Subsequent Event [Line Items]
Quarterly cash distribution, declaration date			Apr. 26, 2021
Quarterly cash distribution, date of record			Apr. 26, 2021
Quarterly cash distribution, distribution date			May 14, 2021
Quarterly cash distribution declared per share			$ 0.58730
Expected cash distribution from cost method investment \| $			$ 9