XML 54 R47.htm IDEA: XBRL DOCUMENT v3.25.3

Employee Benefit Plan - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 04, 2025	Sep. 28, 2024	Oct. 04, 2025	Sep. 28, 2024
Employee Benefit Plan [Abstract]
Profit Sharing and Retirement Savings Plan, plan expense	$ 86	$ 39	$ 203	$ 251

X

- Definition

Employee Benefit Plan [Abstract]

+ References

No definition available.

+ Details

Name:	nue_EmployeeBenefitPlanAbstract
Namespace Prefix:	nue_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Costs and payments related to employee profit sharing and retirement savings plans.

+ References

No definition available.

+ Details

Name:	nue_ProfitSharingAndRetirementSavingsPlanExpense
Namespace Prefix:	nue_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration