Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The calculations of basic and diluted earnings per share attributable to AVANGRID, for the three months ended March 31, 2020 and 2019, respectively, consisted of:

	Three Months Ended March 31,
	2020		2019
(Millions, except for number of shares and per share data)
Numerator:
Net income attributable to AVANGRID	$	240	$	217
Denominator:
Weighted average number of shares outstanding - basic	309,491,082		309,491,082
Weighted average number of shares outstanding - diluted	309,623,573		309,712,308
Earnings per share attributable to AVANGRID
Earnings Per Common Share, Basic	$	0.78	$	0.70
Earnings Per Common Share, Diluted	$	0.78	$	0.70