Leases (Tables)

12 Months Ended

Dec. 31, 2022

Leases [Abstract]

Schedule of Amount, Timing and Uncertainty of Cash Flows of Company's Operating Leases

The following table presents information about the amount, timing and uncertainty of cash flows arising from all of the Company’s operating leases as of December 31, 2022.

(Dollars in Millions)	December 2022
Maturity of Lease Liabilities	Lease Payments
2023	$	71
2024	62
2025	55
2026	41
2027	35
Thereafter	1,122
Total Undiscounted Operating Lease Payments	$	1,386
Less: Imputed Interest	(829)
Present Value of Operating Lease Liabilities	$	557

Future payments due to Conrail under the shared asset area agreements are shown in the table below.

(Dollars in Millions)	Conrail Shared
Years	Asset Agreement
2023	$	31
2024	31
2025	31
2026	31
2027	31
Thereafter	44
Total	$	199

Schedule of Balance Sheet Classification and Other Information of Company's Operating Leases

(Dollars in Millions)	2022			2021
Balance Sheet Classification
Right of Use Asset	$	505		$	501
Current Lease Liabilities (Included in Other Current Liabilities)	$	69		$	64
Long-term Lease Liabilities	488			478
Total Operating Lease Liabilities	$	557		$	542
Other Information
Weighted-average Remaining Lease Term for Operating Leases	31 years			32 years
Weighted-average Discount Rate for Operating Leases	5.0		%	4.9		%

Schedule of Operating Lease Costs

These amounts are shown in the table below.

	Years Ended
(Dollars in Millions)	2022		2021		2020
Rent Expense on Operating Leases	$	109	$	89	$	82