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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
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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

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