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Stockholders' Equity - Schedule of Change in Stockholder's Equity (Detail) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 28, 2019 | Sep. 29, 2018 | Sep. 28, 2019 | Sep. 29, 2018
BALANCES, beginning of period | $ 10,698,008 | $ 9,735,424 | $ 10,201,968 | $ 9,084,788
Net earnings | 293,587 | 706,287 | 1,236,657 | 1,800,014
Other comprehensive income (loss) | (16,006) | 21,425 | (11,519) | (19,926)
Stock options exercised |  | 11,822 | $ 5,892 | 24,102
Stock options exercised (in shares) |  |  | 153 |
Stock option expense | 275 | 312 | $ 4,387 | 4,249
Issuance of stock under award plans, net of forfeitures | 11,339 | 9,598 | 59,608 | 44,304
Amortization of unearned compensation | 500 | 400 | 1,500 | 1,400
Treasury stock value acquired |  | (181,077) | (197,511) | (351,392)
Cash dividends declared | (122,809) | (120,406) | (368,707) | (363,624)
Distributions to noncontrolling interests | (3,861) | (9,364) | (71,241) | (49,494)
Other |  |  | (1) |
BALANCES, end of period | 10,861,033 | 10,174,421 | 10,861,033 | 10,174,421
Common Stock [Member] |  |  |  |
BALANCES, beginning of period | $ 152,061 | $ 152,061 | $ 152,061 | $ 151,960
BALANCES, shares at beginning of period | 380,154 | 380,154 | 380,154 | 379,900
Stock options exercised |  |  |  | $ 84
Stock options exercised (in shares) |  |  |  | 210
Issuance of stock under award plans, net of forfeitures |  |  |  | $ 17
Issuance of stock under award plans, net of forfeitures, shares |  |  |  | 44
BALANCES, end of period | $ 152,061 | $ 152,061 | $ 152,061 | $ 152,061
BALANCES, shares at end of period | 380,154 | 380,154 | 380,154 | 380,154
Additional Paid-in Capital [Member] |  |  |  |
BALANCES, beginning of period | $ 2,098,809 | $ 2,051,383 | $ 2,073,715 | $ 2,021,339
Stock options exercised |  | 4,572 | 808 | 14,675
Stock option expense | 275 | 312 | 4,387 | 4,249
Issuance of stock under award plans, net of forfeitures | 9,365 | 8,633 | 28,540 | 23,636
Amortization of unearned compensation | 500 | 400 | 1,500 | 1,400
Other | (1) | (1) | (2) |
BALANCES, end of period | 2,108,948 | 2,065,299 | 2,108,948 | 2,065,299
Retained Earnings [Member] |  |  |  |
BALANCES, beginning of period | 10,977,950 | 9,257,822 | 10,337,445 | 8,463,709
Net earnings | 275,031 | 676,656 | 1,163,320 | 1,713,988
Cash dividends declared | (122,809) | (120,406) | (368,707) | (363,624)
Other |  | 1 | (1,886) |
BALANCES, end of period | 11,130,172 | 9,814,073 | 11,130,172 | 9,814,073
Accumulated Other Comprehensive Loss [Member] |  |  |  |
BALANCES, beginning of period | (297,760) | (296,032) | (304,133) | (254,681)
Other comprehensive income (loss) | (16,006) | 21,425 | (11,519) | (19,926)
Other |  |  | 1,886 |
BALANCES, end of period | (313,766) | (274,607) | (313,766) | (274,607)
Treasury Stock [Member] |  |  |  |
BALANCES, beginning of period | $ (2,630,343) | $ (1,791,827) | $ (2,467,010) | $ (1,643,291)
BALANCES, shares at beginning of period | 76,997 | 63,810 | 74,562 | 61,931
Stock options exercised |  | $ 7,250 | $ 5,084 | $ 9,343
Stock options exercised (in shares) |  | (256) | (153) | (334)
Issuance of stock under award plans, net of forfeitures | $ 1,974 | $ 965 | $ 31,068 | $ 20,651
Issuance of stock under award plans, net of forfeitures, shares | (58) | (34) | (920) | (754)
Treasury stock value acquired |  | $ (181,077) | $ (197,511) | $ (351,392)
Treasury stock acquired (in shares) |  | 2,701 | 3,450 | 5,378
Other | $ 1 |  | $ 1 |
BALANCES, end of period | $ (2,628,368) | $ (1,964,689) | $ (2,628,368) | $ (1,964,689)
BALANCES, shares at end of period | 76,939 | 66,221 | 76,939 | 66,221
Total Nucor Stockholders' Equity [Member] |  |  |  |
BALANCES, beginning of period | $ 10,300,717 | $ 9,373,407 | $ 9,792,078 | $ 8,739,036
Net earnings | 275,031 | 676,656 | 1,163,320 | 1,713,988
Other comprehensive income (loss) | (16,006) | 21,425 | (11,519) | (19,926)
Stock options exercised |  | 11,822 | 5,892 | 24,102
Stock option expense | 275 | 312 | 4,387 | 4,249
Issuance of stock under award plans, net of forfeitures | 11,339 | 9,598 | 59,608 | 44,304
Amortization of unearned compensation | 500 | 400 | 1,500 | 1,400
Treasury stock value acquired |  | (181,077) | (197,511) | (351,392)
Cash dividends declared | (122,809) | (120,406) | (368,707) | (363,624)
Other |  |  | (1) |
BALANCES, end of period | 10,449,047 | 9,792,137 | 10,449,047 | 9,792,137
Noncontrolling Interest [Member] |  |  |  |
BALANCES, beginning of period | 397,291 | 362,017 | 409,890 | 345,752
Net earnings | 18,556 | 29,631 | 73,337 | 86,026
Distributions to noncontrolling interests | (3,861) | (9,364) | (71,241) | (49,494)
BALANCES, end of period | $ 411,986 | $ 382,284 | $ 411,986 | $ 382,284

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