XBRL Cloud: Business Report

Rendering

Component: (Network and Table)
Network	162 - Disclosure - Goodwill and Other Intangible Assets - Additional Information (Detail) (http://www.nucor.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsAdditionalInformation)
Table	Finite And Indefinite Lived Intangible Assets [Table]

Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]	0000073309 (http://www.sec.gov/CIK)
Legal Entity [Axis]	Entity [Domain]

Finite And Indefinite Lived Intangible Assets [Line Items]	Period [Axis]
	2013-09-29 - 2013-09-30	2013-01-01 - 2013-12-31			2012-09-30 - 2012-10-01	2012-01-01 - 2012-12-31	2011-10-02 - 2011-10-03	2011-01-01 - 2011-12-31
	Range [Axis]	Range [Axis]			Range [Axis]	Range [Axis]	Range [Axis]	Range [Axis]
	Range [Member]	Minimum [Member]	Maximum [Member]	Range [Member]	Range [Member]	Range [Member]	Range [Member]	Range [Member]
Intangible assets, useful life		P5Y	P22Y
Intangible asset amortization expense				74,400,000		73,000,000		67,800,000
Future amortization expense, in 2014				70,000,000
Future amortization expense, in 2015				68,200,000
Future amortization expense, in 2016				66,500,000
Future amortization expense, in 2017				64,800,000
Future amortization expense, in 2018				61,100,000
Impairment of goodwill	xsi:nil				xsi:nil		xsi:nil