Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 1,995	$ 2,004
Accounts receivable, net	1,408	1,387
Materials and supplies	1,088	1,063
Other current assets	254	131
Total current assets	4,745	4,585
Property and equipment, net of accumulated depreciation of $21,965 and $20,411, respectively	71,825	71,261
Goodwill	15,351	15,351
Operating lease right-of-use assets	1,036	1,194
Other assets	3,992	3,779
Total assets	96,949	96,170
Current liabilities:
Accounts payable and other current liabilities	3,626	3,942
Long-term debt and finance leases due within one year	917	1,263
Total current liabilities	4,543	5,205
Long-term debt and finance leases	22,587	22,234
Deferred income taxes	15,948	15,696
Operating lease liabilities	701	727
Casualty and environmental liabilities	358	369
Pension and retiree health and welfare liability	164	180
Other liabilities	1,094	1,118
Total liabilities	45,395	45,529
Commitments and contingencies (see Note 6)
Equity:
Member’s equity	50,989	50,060
Accumulated other comprehensive income (loss)	565	581
Total equity	51,554	50,641
Total liabilities and equity	$ 96,949	$ 96,170