Note 1 - Organization and Description of Business (Details Textual)	Jan. 31, 2020
Brundage-Bone [Member]
Number of Stores	90
Number of States in which Entity Operates	22
Camfaud [Member]
Number of Stores	28

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