STOCKHOLDERS' EQUITY (Schedule of Components of Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Aug. 31, 2022
Total
Beginning balance	$ 991,073	$ 916,214	$ 916,214
Ending balance	1,043,912	953,884	991,073
Total
Total
Beginning balance	(195,586)	(182,257)	(182,257)
Ending balance	(183,703)	(184,413)	(195,586)
Attributable to PriceSmart
Total
Beginning balance	(195,586)	(182,508)	(182,508)
Ending balance	(183,703)	(184,413)	(195,586)
Noncontrolling Interests
Total
Beginning balance	0	251	251
Ending balance	0	0	0
Foreign currency translation adjustments
Total
Other comprehensive income, before reclassification	11,314	(5,715)	(19,031)
Foreign currency translation adjustments, Parent
Total
Other comprehensive income, before reclassification	11,314	(5,718)	(19,034)
Foreign currency translation adjustments, Noncontrolling Interests
Total
Other comprehensive income, before reclassification	0	3	3
Defined benefit pension plan
Total
Other comprehensive income, before reclassification	15	101	(341)
Defined benefit pension plan, parent
Total
Other comprehensive income, before reclassification	15	101	(341)
Defined benefit pension plan, Noncontrolling Interests
Total
Other comprehensive income, before reclassification	0	0	0
Derivative Instruments
Total
Other comprehensive income, before reclassification	554	3,712	6,170
Derivative Instruments, Parent
Total
Other comprehensive income, before reclassification	554	3,712	6,170
Derivative Instruments, Noncontrolling Interests
Total
Other comprehensive income, before reclassification	$ 0	0	0
Amount reclassified from accumulated other comprehensive loss
Total
Amounts reclassified from accumulated other comprehensive loss			127
Amount reclassified from accumulated other comprehensive loss, Parent
Total
Amounts reclassified from accumulated other comprehensive loss			127
Amount reclassified from accumulated other comprehensive loss, Noncontrolling Interests
Total
Amounts reclassified from accumulated other comprehensive loss			0
Sale of Aeropost
Total
Amounts reclassified from accumulated other comprehensive loss		(254)	(254)
Sale of Aeropost, Parent
Total
Amounts reclassified from accumulated other comprehensive loss		0	0
Sale of Aeropost, Noncontrolling Interests
Total
Amounts reclassified from accumulated other comprehensive loss		$ (254)	$ (254)