Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2024

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Stock Option Plans Activity

A summary of activity under Nucor’s stock option plans is as follows (shares in thousands):

	Year Ended December 31,
	2024					2023					2022
				Weighted-					Weighted-					Weighted-
				Average					Average					Average
				Exercise					Exercise					Exercise
	Shares			Price		Shares			Price		Shares			Price
Number of shares under stock options:
Outstanding at beginning of year		718		$	78.33		837		$	66.76		1,186		$	55.58
Granted		73		$	168.85		91		$	133.03		98		$	130.71
Exercised		(64	)	$	55.84		(210	)	$	55.85		(447	)	$	51.14
Canceled		(3	)	$	168.85		—		$	—		—		$	—
Outstanding at end of year		724		$	89.06		718		$	78.33		837		$	66.76
Stock options exercisable at end of year		490		$	63.65		433		$	48.33		313		$	59.60

Summary of Stock Options Outstanding

The following table summarizes information about stock options outstanding at December 31, 2024 (shares in thousands):

	Options Outstanding					Options Exercisable
			Weighted-
			Average	Weighted-				Weighted-
Range of	Number		Remaining Contractual	Average Exercise		Number		Average Exercise
Exercise Prices	Outstanding		Life	Price		Exercisable		Price
$40.00 - $70.00		355	5.2 years	$	44.06		355	$	44.06
$70.01 - $100.00		—	0.0 years	$	—		—	$	—
$100.01 - $130.00		116	6.4 years	$	110.74		116	$	110.74
$130.01 - $160.00		183	7.9 years	$	131.86		16	$	131.44
$160.01 - $168.85		70	9.4 years	$	168.85		4	$	168.85
$40.00 - $168.85		724	6.5 years	$	89.06		491	$	63.65

Schedule of Grant Date Fair Value Black-Scholes Options-Pricing Model Assumptions

The fair value was estimated using the Black-Scholes options pricing model with the following assumptions:

	2024			2023			2022
Exercise price	$	168.85		$	133.03		$	130.71
Expected dividend yield		1.28	%		1.53	%		1.53	%
Expected stock price volatility		37.69	%		37.55	%		35.77	%
Risk-free interest rate		4.52	%		3.66	%		2.98	%
Expected life (years)		6.5			6.5			6.5

Summary of Nucor's RSU Activity

A summary of Nucor’s RSU activity is as follows (shares in thousands):

	Year Ended December 31,
	2024					2023					2022
				Grant Date					Grant Date					Grant Date
	Shares			Fair Value		Shares			Fair Value		Shares			Fair Value
Restricted stock units:
Unvested at beginning of year		947		$	124.89		1,003		$	98.66		1,167		$	60.45
Granted		749		$	168.85		831		$	133.03		774		$	130.71
Vested		(651	)	$	143.20		(873	)	$	102.79		(916	)	$	77.21
Canceled		(24	)	$	149.59		(14	)	$	106.76		(22	)	$	93.73
Unvested at end of year		1,021		$	144.89		947		$	124.89		1,003		$	98.66

Summary of Nucor's Restricted Stock Activity under AIP and LTIP

A summary of Nucor’s restricted stock activity under the AIP and the LTIP is as follows (shares in thousands):

	Year Ended December 31,
	2024					2023					2022
				Grant Date					Grant Date					Grant Date
	Shares			Fair Value		Shares			Fair Value		Shares			Fair Value
Restricted stock units and restricted    stock awards:
Unvested at beginning of year		210		$	145.55		209		$	108.55		107		$	57.17
Granted		421		$	187.54		414		$	171.38		465		$	128.62
Vested		(383	)	$	175.06		(406	)	$	152.68		(356	)	$	119.29
Canceled		—		$	—		(7	)	$	154.05		(7	)	$	113.86
Unvested at end of year		248		$	169.36		210		$	145.55		209		$	108.55