Consolidated Statements of Stockholders' Equity (Parenthetical)	May 24, 2018 shares
Statement of Stockholders' Equity [Abstract]
Conversion of Class B common stock to Class A common stock on one-for-one basis	1,522,098

Shareholders Equity, Conversion Of Class B Common Stock To Class A Common Stock On One-To-One Basis, Shares

No definition available.

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Namespace Prefix:	ndls_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant