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Changes in Equity (Tables)

3 Months Ended

Mar. 31, 2024

Stockholders' Equity Note [Abstract]

Schedule of Changes in Equity


			Millions of Dollars

			Common Stock
			Par Value			Capital in Excess of Par			Treasury Stock			Accum. Other Comprehensive Income (Loss)			Retained Earnings			Total
For the three months ended March 31, 2024
Balances at December 31, 2023			$	21		61,303			(65,640)			(5,673)			59,268			49,279
Net income (loss)															2,551			2,551
Other comprehensive income (loss)												(244)						(244)
Dividends declared
Ordinary ($0.58 per common share)															(687)			(687)
Variable return of cash ($0.20 per common share)															(237)			(237)
Repurchase of company common stock									(1,325)									(1,325)
Excise tax on share repurchases									(9)									(9)
Distributed under benefit plans						(3)												(3)

Balances at March 31, 2024			$	21		61,300			(66,974)			(5,917)			60,895			49,325



			Millions of Dollars
			Common Stock
			Par Value			Capital in Excess of Par			Treasury Stock			Accum. Other Comprehensive Income (Loss)			Retained Earnings			Total
For the three months ended March 31, 2023
Balances at December 31, 2022			$	21		61,142			(60,189)			(6,000)			53,029			48,003
Net income (loss)															2,920			2,920
Other comprehensive income (loss)												(27)						(27)
Dividends declared
Ordinary ($0.51 per common share)															(625)			(625)
Variable return of cash ($0.60 per common share)															(731)			(731)
Repurchase of company common stock									(1,700)									(1,700)
Excise tax on share repurchases									(15)									(15)
Distributed under benefit plans						(42)												(42)

Balances at March 31, 2023			$	21		61,100			(61,904)			(6,027)			54,593			47,783