Summary of Significant Accounting Policies - Additional Information (Detail)	12 Months Ended
Dec. 31, 2022	Aug. 16, 2022
Accounting Policies [Abstract]
Cash equivalents original maturity period	three months or less
Excise tax		1.00%

Excise tax percentage included in the Inflation Reduction Act of 2022 on certain repurchases of stock by publicly traded U.S. domestic corporations and certain U.S. domestic subsidiaries of publicly traded foreign corporations.

No definition available.

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