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RELATED-PARTY TRANSACTIONS (Narrative) (Details) | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jul. 31, 2018 USD ($) | Aug. 31, 2019 USD ($) | May 31, 2019 USD ($) | Feb. 28, 2019 USD ($) | Nov. 30, 2018 USD ($) | Aug. 31, 2018 USD ($) | May 31, 2018 USD ($) | Feb. 28, 2018 USD ($) | Nov. 30, 2017 USD ($) | Aug. 31, 2017 USD ($) | May 31, 2017 USD ($) | Feb. 28, 2017 USD ($) | Nov. 30, 2016 USD ($) | Aug. 31, 2019 USD ($) item | Aug. 31, 2018 USD ($) | Aug. 31, 2017 USD ($) | Jul. 31, 2016 USD ($) | Dec. 12, 2013 m² | Dec. 12, 2013 ft²
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total cost of goods sold |  | $ 663,766,000 | $ 661,887,000 | $ 716,858,000 | $ 653,180,000 | $ 650,801,000 | $ 652,694,000 | $ 708,040,000 | $ 644,985,000 | $ 615,920,000 | $ 617,598,000 | $ 667,563,000 | $ 618,671,000 | $ 2,695,691,000 | $ 2,656,520,000 | $ 2,519,752,000 |  |  |
Operating leases, rent expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 18,873,000 | 17,212,000 | 15,637,000 |  |  |
Francisco Velasco [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 625,000 |  |
Revenues from transaction with related party | $ 485,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Edgar Zurcher Law Firm [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage in unaffiliated entity |  | 40.00% |  |  |  |  |  |  |  |  |  |  |  | 40.00% |  |  |  |  |
Payless ShoeSource Holdings, Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues from transaction with related party |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,600,000 | 1,300,000 | 1,500,000 |  |  |
Molinos de Costa Rica S.A. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expenses from transaction with related party |  |  |  |  |  |  |  |  |  |  |  |  |  | 741,000 | 754,000 | 636,000 |  |  |
Roma S.A. dba Roma Prince S.A. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expenses from transaction with related party |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 | 1,100,000 | 1,100,000 |  |  |
Price Charities [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues from transaction with related party |  |  |  |  |  |  |  |  |  |  |  |  |  | 527,000 | 457,000 | 393,000 |  |  |
Mitchell G. Lynn [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expenses from transaction with related party |  |  |  |  |  |  |  |  |  |  |  |  |  | 65,000 | 305,000 | 437,000 |  |  |
Pierre Mignault [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commission |  |  |  |  |  |  |  |  |  |  |  |  |  | 240,000 | 268,000 | 224,000 |  |  |
Panama [Member] | Joint Venture Golf Park Plaza S.A [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Area of property |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,670 | 17,976
Operating leases, rent expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 105,700 | $ 105,700 | $ 105,700 |  |  |
Panama [Member] | GolfPark Plaza, S.A [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating leases, Term |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 years |  |  |  |  |
Number of options to renew lease | item |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |
Renewal term |  | 5 years |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |

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