Statement of Member's Equity (Unaudited) - USD ($) $ in Thousands	Total	MEMBER'S CAPITAL	RETAINED EARNINGS
Balance at beginning and end of period at Dec. 31, 2018		$ 1,073,892	$ 46,750
Net income	$ 76,077		76,077
Cash distributions to parent	(46,000)		(46,000)
Balance at end of period at Jun. 30, 2019	1,150,719		76,827
Balance at beginning and end of period at Mar. 31, 2019		1,073,892	68,737
Net income	33,090		33,090
Cash distributions to parent			(25,000)
Balance at end of period at Jun. 30, 2019	1,150,719		76,827
Balance at beginning and end of period at Dec. 31, 2019	1,153,309	1,073,892	79,417
Net income	75,289		75,289
Cash distributions to parent	(88,000)		(88,000)
Balance at end of period at Jun. 30, 2020	1,140,598		66,706
Balance at beginning and end of period at Mar. 31, 2020		$ 1,073,892	77,221
Net income	32,485		32,485
Cash distributions to parent			(43,000)
Balance at end of period at Jun. 30, 2020	$ 1,140,598		$ 66,706