XML 121 R109.htm IDEA: XBRL DOCUMENT v3.22.2.2

UNCONSOLIDATED AFFILIATES (Narrative) (Details) - Panama [Member] - GolfPark Plaza, S.A. [Member]	12 Months Ended
	Aug. 31, 2022 USD ($) item	Aug. 31, 2021 USD ($)	Aug. 31, 2020 USD ($)	Aug. 31, 2022 ft²	Aug. 31, 2022 m²	Jul. 14, 2017 ft²	Jul. 14, 2017 m²
Variable Interest Entity [Line Items]
Area of property				17,976	1,670	2,992	278
Operating leases, Term	15 years
Number of renewal options | item	3
Renewal term	5 years
Rent expense | $	$ 149,000	$ 149,800	$ 149,800

X

- Definition

Operating Leases, Number Of Renewal Options

+ References

No definition available.

+ Details

Name:	psmt_OperatingLeasesNumberOfRenewalOptions
Namespace Prefix:	psmt_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Operating Leases, Term

+ References

No definition available.

+ Details

Name:	psmt_OperatingLeasesTerm
Namespace Prefix:	psmt_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Cash payments to lessor's for use of assets under operating leases.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585

+ Details

Name:	us-gaap_PaymentsForRent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_VariableInterestEntityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_StatementGeographicalAxis=country_PA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_OwnershipAxis=psmt_GolfparkPlazaS.a.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: