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Stock-Based Compensation (Tables) | 9 Months Ended
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Oct. 04, 2025
Share-Based Payment Arrangement [Abstract] |
Summary of Stock Option Plans Activity | A summary of activity under Nucor’s stock option plans for the first nine months of 2025 is as follows (shares and aggregate intrinsic value in thousands):
|  |  |  |  | Weighted- |  |  | Weighted- |  |  |
|  |  |  |  | Average |  |  | Average |  | Aggregate |
|  |  |  |  | Exercise |  |  | Remaining |  | Intrinsic |
|  | Shares |  |  | Price |  |  | Contractual Life |  | Value |
Number of shares under stock options: |  |  |  |  |  |  |  |  |  |  |
Outstanding at beginning of year |  |  | 724 |  |  | $ | 89.06 |  |  |  |  |  |
Granted |  |  | 138 |  |  | $ | 109.36 |  |  |  |  |  |
Exercised |  |  | (11 | ) |  | $ | 118.33 |  |  |  |  | $ | 311 |
Canceled |  |  | - |  |  | $ | - |  |  |  |  |  |
Outstanding at October 4, 2025 |  |  | 851 |  |  | $ | 91.99 |  |  | 6.35 years |  | $ | 41,366 |
Stock options exercisable at October 4, 2025 |  |  | 591 |  |  | $ | 75.38 |  |  | 5.25 years |  | $ | 37,386 |
Summary of Nucor's Restricted Stock Unit ("RSU") Activity | A summary of Nucor’s restricted stock unit (“RSU”) activity for the first nine months of 2025 is as follows (shares in thousands):
|  | Shares |  |  | Grant Date Fair Value Per Share |
Restricted stock units: |  |  |  |  |  |
Unvested at beginning of year |  |  | 1,021 |  |  | $ | 144.89 |
Granted |  |  | 624 |  |  | $ | 109.36 |
Vested |  |  | (664 | ) |  | $ | 134.28 |
Canceled |  |  | (25 | ) |  | $ | 140.95 |
Unvested at October 4, 2025 |  |  | 956 |  |  | $ | 129.17 |
Summary of Nucor's Restricted Stock Activity under AIP and LTIP | A summary of Nucor’s restricted stock activity under the Nucor Corporation Senior Officers Annual Incentive Plan (a supplement to the 2014 Plan and the Omnibus Plan, the “AIP”) and the Nucor Corporation Senior Officers Long-Term Incentive Plan (a supplement to the 2014 Plan and the Omnibus Plan, the “LTIP”) for the first nine months of 2025 is as follows (shares in thousands):
|  |  |  |  | Grant Date |
|  | Shares |  |  | Fair Value Per Share |
Restricted stock units and restricted stock awards: |  |  |  |  |  |
Unvested at beginning of year |  |  | 248 |  |  | $ | 169.36 |
Granted |  |  | 267 |  |  | $ | 133.46 |
Vested |  |  | (288 | ) |  | $ | 147.34 |
Canceled |  |  | - |  |  | $ | - |
Unvested at October 4, 2025 |  |  | 227 |  |  | $ | 155.11 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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