Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2020

Revenue Recognition [Abstract]

Summary of Revenue Disaggregation

Three Months Ended
March 31,
	U.S.		Canada		International		Total
2020:
Upstream production	$	139	$	37	$	46	$	222
Midstream pipeline		110		4		5		119
Gas utilities		199		3		-		202
Downstream & industrial		190		6		55		251
	$	638	$	50	$	106	$	794
2019:
Upstream production	$	206	$	46	$	60	$	312
Midstream pipeline		133		6		8		147
Gas utilities		204		10		-		214
Downstream & industrial		236		6		55		297
	$	779	$	68	$	123	$	970