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Basis of Interim Presentation - Additional Information (Detail)	Aug. 16, 2022
Accounting Policies [Abstract]
Excise tax	1.00%

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- Definition

Excise tax on certain repurchases of stock.

+ References

No definition available.

+ Details

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Namespace Prefix:	nue_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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- References

No definition available.

+ Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration