CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)		Total		Common Stock		Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive (Loss) Income	[2]
Balance (in shares) at Dec. 31, 2020	[1]			72,000,000
Balance at Dec. 31, 2020				$ 1,000,000		$ 2,482,000,000	$ 6,165,000,000	$ (3,957,000,000)	$ (146,000,000)
Balance (in shares) at Dec. 31, 2020								42,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 1,386,000,000					1,386,000,000
Dividends declared		0
Foreign currency translation adjustments		(26,000,000)	[3]						(26,000,000)
Fixed price diesel swaps		1,000,000							1,000,000
Stock compensation expense, net						119,000,000
Tax withholding for share based compensation						(34,000,000)
Balance (in shares) at Dec. 31, 2021	[1]			72,000,000
Balance at Dec. 31, 2021				$ 1,000,000		2,567,000,000	7,551,000,000	$ (3,957,000,000)	(171,000,000)
Balance (in shares) at Dec. 31, 2021								42,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		2,105,000,000					2,105,000,000
Dividends declared		0
Foreign currency translation adjustments		(93,000,000)	[3]						(93,000,000)
Fixed price diesel swaps		$ 0
Stock compensation expense, net						127,000,000
Tax withholding for share based compensation						(68,000,000)
Repurchase of common stock (in shares)				(3,000,000)	[1]			(3,000,000)
Repurchase of common stock								$ (1,000,000,000)
Balance (in shares) at Dec. 31, 2022		69,356,981		69,000,000	[1]
Balance at Dec. 31, 2022		$ 7,062,000,000		$ 1,000,000		2,626,000,000	9,656,000,000	$ (4,957,000,000)	(264,000,000)
Balance (in shares) at Dec. 31, 2022		45,401,527						45,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 2,424,000,000					2,424,000,000
Dividends declared	[4]						(408,000,000)
Foreign currency translation adjustments		37,000,000	[3]						37,000,000
Fixed price diesel swaps		$ (1,000,000)							(1,000,000)
Stock compensation expense, net						94,000,000
Tax withholding for share based compensation						(70,000,000)
Repurchase of common stock (in shares)				(3,000,000)	[1]			(3,000,000)
Repurchase of common stock								$ (1,008,000,000)
Balance (in shares) at Dec. 31, 2023		67,269,577		67,000,000	[1]
Balance at Dec. 31, 2023		$ 8,130,000,000		$ 1,000,000		$ 2,650,000,000	$ 11,672,000,000	$ (5,965,000,000)	$ (228,000,000)
Balance (in shares) at Dec. 31, 2023		47,740,819						48,000,000

[1] Amounts may not foot due to rounding.

[2] As of December 31, 2023, 2022 and 2021, the Accumulated Other Comprehensive Loss balance primarily reflects foreign currency translation adjustments.

[3] There were no material reclassifications from accumulated other comprehensive loss reflected in other comprehensive income (loss) during the years ended December 31, 2023, 2022 or 2021. There was no material tax impact related to the foreign currency translation adjustments during the years ended December 31, 2023, 2022 or 2021. See note 14 to the consolidated financial statements for a discussion addressing our determination pertaining to the permanent reinvestment of unremitted foreign earnings. There were no material taxes associated with other comprehensive income (loss) during the years ended December 31, 2023, 2022 or 2021.

[4] n January 2023, our Board of Directors approved our first-ever quarterly dividend program (accordingly, there were no dividends declared during 2022 or 2021). We declared dividends of $5.92 per share during the year ended December 31, 2023.