UNCONSOLIDATED AFFILIATES (Summary of Financial Information of Unconsolidated Affiliates) (Details) - USD ($) $ in Thousands	12 Months Ended
Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2019
Assets and Liabilities, Net
Current assets	$ 1,728	$ 1,398
Noncurrent assets	10,253	10,686
Current liabilities	151	138
Noncurrent liabilities	8	8
Net Income (Loss)
PriceSmart's share of net loss of unconsolidated affiliates	$ (58)	$ (95)	$ (61)

Variable Interest Entity, Assets and Liabilities [Abstract]

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Variable Interest Entity, Income (Loss) [Abstract]

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Variable Interest Entity, Nonconsolidated, Carrying Amount, Current Assets

No definition available.

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Variable Interest Entity, Nonconsolidated, Carrying Amount, Current Liabilities

No definition available.

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Variable Interest Entity, Nonconsolidated, Carrying Amount, Noncurrent Assets

No definition available.

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Variable Interest Entity, Nonconsolidated, Carrying Amount, Noncurrent Liabilities

No definition available.

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Variable Interest Entity, Nonconsolidated, Net Income (Loss)

No definition available.

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