Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Railway operating revenues	$ 2,639	$ 2,625
Railway operating expenses
Compensation and benefits	611	622
Purchased services and rents	393	403
Fuel	177	189
Depreciation	292	292
Materials and other	151	166
Loss on asset disposal	0	385
Total railway operating expenses	1,624	2,057
Income from railway operations	1,015	568
Other income – net	7	22
Interest expense on debt	156	154
Income before income taxes	866	436
Income taxes	193	55
Net income	$ 673	$ 381
Earnings per share
Basic (in dollars per share)	$ 2.67	$ 1.48
Diluted (in dollars per share)	$ 2.66	$ 1.47

The amount of expense for contract services provided to the Company and rent paid for freight cars owned by other railroads or private companies net of rents received, including lease expenses, primarily for locomotives, railcars, containers, and trailers.

No definition available.