Operations and Segmentation (Tables)

6 Months Ended

Jun. 30, 2021

Operations and Segmentation [Abstract]

Freight Revenue By Commodity Group

The following table represents a disaggregation of our freight and other revenues:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
Millions	2021		2020		2021		2020
Bulk	$	1,648	$	1,386	$	3,160	$	2,920
Industrial		1,859		1,500		3,515		3,394
Premium		1,625		1,086		3,106		2,538
Total freight revenues	$	5,132	$	3,972	$	9,781	$	8,852
Other subsidiary revenues		180		150		357		364
Accessorial revenues		176		103		337		220
Other		16		19		30		37
Total operating revenues	$	5,504	$	4,244	$	10,505	$	9,473