CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Millions		Total		Common Stock		Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2022	[1]			69,000,000
Beginning balance at Dec. 31, 2022				$ 1		$ 2,626	$ 9,656	$ (4,957)	$ (264)	[2]
Beginning balance (in shares) at Dec. 31, 2022								45,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 1,042					1,042
Dividends declared	[3]						(205)
Foreign currency translation adjustments		24	[4]						24	[2]
Fixed price diesel swaps		(1)							(1)	[2]
Stock compensation expense, net (in shares)	[1]			1,000,000
Stock compensation expense, net						49
Tax withholding for share based compensation						(54)
Repurchase of common stock (in shares)				(2,000,000)	[1]			(2,000,000)
Repurchase of common stock								$ (503)
Ending balance (in shares) at Jun. 30, 2023	[1],[2]			68,000,000
Ending balance at Jun. 30, 2023				$ 1		2,621	10,493	$ (5,460)	(241)	[2],[3]
Ending balance (in shares) at Jun. 30, 2023								47,000,000
Beginning balance (in shares) at Mar. 31, 2023	[1],[2]			69,000,000
Beginning balance at Mar. 31, 2023				$ 1		2,598	10,003	$ (5,208)	(264)	[3]
Beginning balance (in shares) at Mar. 31, 2023								46,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		591					591
Dividends declared	[3]						(101)
Foreign currency translation adjustments		23	[4]						23	[3]
Fixed price diesel swaps		$ 0
Stock compensation expense, net						25
Tax withholding for share based compensation						(2)
Repurchase of common stock (in shares)				(1,000,000)	[1],[2]			(1,000,000)
Repurchase of common stock								$ (252)
Ending balance (in shares) at Jun. 30, 2023	[1],[2]			68,000,000
Ending balance at Jun. 30, 2023				$ 1		2,621	10,493	$ (5,460)	(241)	[2],[3]
Ending balance (in shares) at Jun. 30, 2023								47,000,000
Beginning balance (in shares) at Dec. 31, 2023		67,269,577		67,000,000	[1]
Beginning balance at Dec. 31, 2023		$ 8,130		$ 1		2,650	11,672	$ (5,965)	(228)	[2]
Beginning balance (in shares) at Dec. 31, 2023		47,740,819						48,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 1,178					1,178
Dividends declared	[3]						(220)
Foreign currency translation adjustments		(64)	[4]						(64)	[2]
Fixed price diesel swaps		$ 0
Stock compensation expense, net						55
Tax withholding for share based compensation						(41)
Repurchase of common stock (in shares)				(1,000,000)	[1]			(1,000,000)
Repurchase of common stock								$ (757)
Ending balance (in shares) at Jun. 30, 2024		66,235,191		66,000,000	[1],[2]
Ending balance at Jun. 30, 2024		$ 8,281		$ 1		2,664	12,630	$ (6,722)	(292)	[2],[3]
Ending balance (in shares) at Jun. 30, 2024		48,874,017						49,000,000
Beginning balance (in shares) at Mar. 31, 2024	[1],[2]			67,000,000
Beginning balance at Mar. 31, 2024				$ 1		2,638	12,103	$ (6,343)	(279)	[3]
Beginning balance (in shares) at Mar. 31, 2024								48,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 636					636
Dividends declared	[3]						(109)
Foreign currency translation adjustments		(13)	[4]						(13)	[3]
Fixed price diesel swaps		$ 0
Stock compensation expense, net						27
Tax withholding for share based compensation						(1)
Repurchase of common stock (in shares)				(1,000,000)	[1],[2]			(1,000,000)
Repurchase of common stock								$ (379)
Ending balance (in shares) at Jun. 30, 2024		66,235,191		66,000,000	[1],[2]
Ending balance at Jun. 30, 2024		$ 8,281		$ 1		$ 2,664	$ 12,630	$ (6,722)	$ (292)	[2],[3]
Ending balance (in shares) at Jun. 30, 2024		48,874,017						49,000,000

[1] Common stock outstanding decreased by approximately two million net shares during the year ended December 31, 2023.

[2] The Accumulated Other Comprehensive Loss balance primarily reflects foreign currency translation adjustments.

[3] We declared dividends of $1.63 and $1.48 per share during the three months ended June 30, 2024 and 2023, respectively, and $3.26 and $2.96 per share during the six months ended June 30, 2024 and 2023, respectively.

[4] There were no material reclassifications from accumulated other comprehensive loss reflected in other comprehensive income (loss) during 2024 or 2023. There were no material taxes associated with other comprehensive income (loss) during 2024 or 2023.