Organization and Business - Additional Information (Details)	9 Months Ended
Sep. 29, 2019 Restaurant Operatingplace	Dec. 30, 2018 Restaurant Operatingplace
Organization And Business [Abstract]
Date of incorporation	Aug. 15, 2014
Number of restaurants \| Restaurant	46	46
Number of states in entity operates \| Operatingplace	16	16

The number of states the entity operates in as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant