CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total Stockholders' Equity Attributable To PriceSmart, Inc. [Member]	Noncontrolling Interest [Member]	Total
Balance at Aug. 31, 2020	$ 3	$ 454,455	$ (176,820)	$ 582,487	$ (28,406)	$ 831,719	$ 1,013	$ 832,732
Balance (in shares) at Aug. 31, 2020	31,418,000				747,000
Purchase of treasury stock					$ (526)	(526)		(526)
Purchase of treasury stock (in shares)					7,000
Issuance of treasury stock		(7,864)			$ 7,864
Issuance of treasury stock (in shares)	(96,000)				(96,000)
Issuance of restricted stock award (in shares)	77,000
Forfeiture of restricted stock awards (in shares)	(3,000)
Stock-based compensation		4,075				4,075		4,075
Net income				27,737		27,737	80	27,817
Other comprehensive income (loss)			3,162			3,162	31	3,193
Balance at Nov. 30, 2020	$ 3	450,666	(173,658)	610,224	$ (21,068)	866,167	1,124	867,291
Balance (in shares) at Nov. 30, 2020	31,396,000				658,000
Balance at Aug. 31, 2020	$ 3	454,455	(176,820)	582,487	$ (28,406)	831,719	1,013	832,732
Balance (in shares) at Aug. 31, 2020	31,418,000				747,000
Balance at Aug. 31, 2021	$ 3	465,015	(182,508)	658,919	$ (26,084)	915,345	869	$ 916,214
Balance (in shares) at Aug. 31, 2021	31,468,000				713,000			30,755,308
Purchase of treasury stock					$ (2,433)	(2,433)		$ (2,433)
Purchase of treasury stock (in shares)					32,000
Issuance of treasury stock		(699)			$ 699
Issuance of treasury stock (in shares)	(9,000)				(9,000)
Issuance of restricted stock award (in shares)	140,000
Forfeiture of restricted stock awards (in shares)	(1,000)
Stock-based compensation		4,567				4,567		4,567
Net income				30,511		30,511	19	30,530
Other comprehensive income (loss)			(6,131)			(6,131)	3	(6,128)
Sale of Aeropost stock		287				287		(604)
Sale of Aeropost stock							$ (891)
Balance at Nov. 30, 2021	$ 3	$ 469,170	$ (188,639)	$ 689,430	$ (27,818)	$ 942,146		$ 942,146
Balance (in shares) at Nov. 30, 2021	31,598,000				736,000			30,862,489