CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019		Dec. 31, 2018
Current Assets:
Cash and Cash Equivalents	$ 1,995	$ 958	$ 1,188	[1]	$ 858	[1]
Short-term Investments	487	996
Accounts Receivable - Net (Note 8)	1,008	986
Materials and Supplies	257	261
Other Current Assets	74	77
Total Current Assets	3,821	3,278
Properties	45,065	45,100
Accumulated Depreciation	(12,877)	(12,932)
Properties - Net	32,188	32,168
Right-of-Use Lease Asset	523	532
Other Long-term Assets	401	400
Total Assets	38,834	38,257
Current Liabilities:
Accounts Payable	1,058	1,043
Labor and Fringe Benefits Payable	345	489
Casualty, Environmental and Other Reserves (Note 4)	99	100
Current Maturities of Long-term Debt (Note 7)	255	245
Income and Other Taxes Payable	269	69
Other Current Liabilities	185	205
Total Current Liabilities	2,211	2,151
Casualty, Environmental and Other Reserves (Note 4)	210	205
Long-term Debt (Note 7)	16,477	15,993
Deferred Income Taxes - Net	6,991	6,961
Long-term Lease Liability	489	493
Other Long-term Liabilities	568	591
Total Liabilities	26,946	26,394
Shareholders' Equity:
Common Stock, $1 Par Value	765	773
Other Capital	366	346
Retained Earnings	11,412	11,404
Accumulated Other Comprehensive Loss (Note 11)	(672)	(675)
Noncontrolling Interest	17	15
Total Shareholders' Equity	11,888	11,863	$ 12,445		$ 12,580
Total Liabilities and Shareholders' Equity	38,834	38,257
Investments in Conrail
Current Assets:
Investment in Affiliates and Other Companies	993	982
Affiliates and Other Companies
Current Assets:
Investment in Affiliates and Other Companies	$ 908	$ 897

[1] Certain prior year data has been reclassified to conform to the current presentation.