Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2022

Related Party Transactions [Abstract]

Related Party Transactions [table text block]

The following table provides a summary of the related party activity included in our consolidated statements of operations:

	Three Months Ended March 31,
	2022		2021
Operating revenues	$	22	$	23
Operating and maintenance	5		3
General and administrative	7		6
Interest expense — related company	2		6