COMPANY OVERVIEW AND BASIS OF PRESENTATION (Narrative) (Details)	Dec. 04, 2015 ft² property	May 31, 2018 warehouse	Oct. 05, 2017 warehouse	Aug. 31, 2017 warehouse country
Company Overview And Basis Of Presentation [Line Items]
Number of stores				39
Number of countries | country				13
Ownership interest				100.00%
Costa Rica [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				6
Colombia [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				7
Panama [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				5
Trinidad [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				4
Guatemala [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				3
Honduras [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				3
Option to acquire, Number of properties | property	2
Area of land | ft²	59,353
Dominican Republic [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				3
El Salvador [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				2
Nicaragua [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				2
Aruba [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				1
Barbados [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				1
Jamaica [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				1
United States Virgin Islands [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores				1
Subsequent Event [Member] | Costa Rica [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores			7
Scenario, Forecast [Member] | Dominican Republic [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of stores		4
Foreign Countries [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of countries | country				12
Domestic Territories [Member]
Company Overview And Basis Of Presentation [Line Items]
Number of countries | country				1