Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2023

Revenue from Contract with Customer [Abstract]

Schedule of sales to members and sales to non-members

Sales to members for the three and nine months ended September 30, 2023 and 2022 were as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	(dollars in thousands)
	2023			2022			2023			2022
Capacity revenues	$	287,067		$	243,860		$	763,294		$	728,992
Energy revenues	184,421			383,270			461,343			794,369
Total	$	471,488		$	627,130		$	1,224,637		$	1,523,361
Member energy requirements supplied(1)	67		%	68		%	67		%	62		%

(1) Excludes test energy megawatt-hours from Plant Vogtle Unit No. 3 supplied to members. Any revenues and costs associated with test energy were capitalized.

Sales to non-members during the three and nine months ended September 30, 2023 and 2022 were as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	(dollars in thousands)
	2023		2022		2023		2022
Energy revenues	$	20,705	$	77,135	$	42,011	$	134,474
Capacity revenues	8,583		—		12,970		—
Total	$	29,288	$	77,135	$	54,981	$	134,474