Adjustments to Additional Paid in Capital, Contributions by Parent

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- Definition

Common Stock Equity Shares

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No definition available.

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- Definition

Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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- Definition

Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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- Definition

Gross number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP). Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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Gross value of stock (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP). Stock issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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- Definition

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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Consolidated Statement of Equity/Shareholder's Equity (Unaudited) - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Capital Stock Expense	Accumulated Other Comprehensive Income/(Loss)	Noncontrolling Interest	CECONY	CECONY Common Stock	CECONY Additional Paid-In Capital	CECONY Retained Earnings	CECONY Repurchased Con Edison Stock	CECONY Capital Stock Expense	CECONY Accumulated Other Comprehensive Income/(Loss)
Beginning Balance at Dec. 31, 2016							$ (27)								$ (7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 1,020								$ 883
Other comprehensive income	1								1
Ending Balance at Sep. 30, 2017							(26)								(6)
Beginning Balance at Jun. 30, 2017							(27)								(7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	457								401
Other comprehensive income	1								1
Noncontrolling interest	4
Ending Balance at Sep. 30, 2017							(26)								(6)
Beginning Balance (in shares) at Dec. 31, 2017		310			23					235
Beginning Balance at Dec. 31, 2017	15,425	$ 34	$ 6,298	$ 10,235	$ (1,038)	$ (85)	(26)	$ 7							(6)
Beginning Balance at Dec. 31, 2017	15,418								12,439	$ 589	$ 4,649	$ 8,231	$ (962)	$ (62)	(6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,051			1,051					969			969
Common stock dividends	(667)			(667)					(635)			(635)
Issuance of common shares for stock plans (in shares)		1
Issuance of common shares for stock plans	77		77
Capital contribution by parent									95		95
Other comprehensive income	8						8		1						1
Noncontrolling interest								4
Ending Balance (in shares) at Sep. 30, 2018		311			23					235
Ending Balance at Sep. 30, 2018	15,898	$ 34	6,375	10,619	$ (1,038)	(85)	(18)	11							(5)
Ending Balance at Sep. 30, 2018	15,887								12,869	$ 589	4,744	8,565	(962)	(62)	(5)
Beginning Balance at Jun. 30, 2018							(20)								(5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	435								431
Other comprehensive income	2								0
Ending Balance (in shares) at Sep. 30, 2018		311			23					235
Ending Balance at Sep. 30, 2018	15,898	$ 34	$ 6,375	$ 10,619	$ (1,038)	$ (85)	$ (18)	$ 11							(5)
Ending Balance at Sep. 30, 2018	$ 15,887								$ 12,869	$ 589	$ 4,744	$ 8,565	$ (962)	$ (62)	$ (5)