Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2020

Revenue from Contract with Customer [Abstract]

Schedule of sales to members

Sales to members for the three and six months ended June 30, 2020 and 2019 were as follows:

	Three Months Ended June 30,						Six Months Ended June 30,
	(dollars in thousands)
	2020			2019			2020			2019
Capacity revenues	$	240,256		$	235,049		$	499,649		$	481,035
Energy revenues	90,512			123,687			172,632			234,171
Total	$	330,768		$	358,736		$	672,281		$	715,206
Member energy requirements supplied	59		%	59		%	55		%	56		%