CONSOLIDATED CASH FLOW STATEMENTS (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
OPERATING ACTIVITIES
Net Earnings	$ 2,829	$ 3,148
Adjustments to Reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation and Amortization	1,194	1,107
Deferred Income Taxes	111	125
Gains on Property Dispositions	(26)	(183)
Other Operating Activities	69	(52)
Changes in Operating Assets and Liabilities:
Accounts Receivable	(65)	(143)
Other Current Assets	(86)	(32)
Accounts Payable	52	166
Income and Other Taxes Payable	267	22
Other Current Liabilities	(296)	97
Net Cash Provided by Operating Activities	4,049	4,255
INVESTING ACTIVITIES
Property Additions	(1,590)	(1,437)
Purchases of Short-term Investments	(103)	(19)
Proceeds from Sales of Short-term Investments	153	9
Proceeds and Advances from Property Dispositions	35	51
Business Acquisition, Net of Cash Acquired	(31)	(223)
Other Investing Activities	(19)	(25)
Net Cash Used In Investing Activities	(1,555)	(1,644)
FINANCING ACTIVITIES
Long-term Debt Issued	600	2,000
Long-term Debt Repaid (Note 7)	(150)	(178)
Dividends Paid	(666)	(645)
Shares Repurchased	(2,901)	(3,710)
Other Financing Activities	25	(6)
Net Cash Used in Financing Activities	(3,092)	(2,539)
Net (Decrease) Increase in Cash and Cash Equivalents	(598)	72
CASH AND CASH EQUIVALENTS
Cash and Cash Equivalents at Beginning of Period	1,958	2,239
Cash and Cash Equivalents at End of Period	1,360	2,311
SUPPLEMENTAL CASH FLOW INFORMATION
Issuance of Common Stock as Consideration for Acquisition	$ 0	$ 422