XML 78 R69.htm IDEA: XBRL DOCUMENT v3.19.3

STOCKHOLDERS' EQUITY (Schedule of Dividends) (Details) - $ / shares										12 Months Ended
	Aug. 30, 2019	Feb. 28, 2019	Jan. 30, 2019	Aug. 31, 2018	Feb. 28, 2018	Jan. 24, 2018	Aug. 31, 2017	Feb. 28, 2017	Feb. 01, 2017	Aug. 31, 2019	Aug. 31, 2018	Aug. 31, 2017
Dividends Payable [Line Items]
Amount										$ 0.70	$ 0.70	$ 0.70
2019 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared										Jan. 30, 2019
Amount			$ 0.70
2018 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared										Jan. 24, 2018
Amount						$ 0.70
2017 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared										Feb. 01, 2017
Amount									$ 0.70
2019 First Dividend Paid [Member]
Dividends Payable [Line Items]
Amount		$ 0.35
Record Date										Feb. 15, 2019
Date Paid										Feb. 28, 2019
2019 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Amount	$ 0.35
Record Date										Aug. 15, 2019
Date Paid										Aug. 30, 2019
2018 First Dividend Paid [Member]
Dividends Payable [Line Items]
Amount					$ 0.35
Record Date										Feb. 14, 2018
Date Paid										Feb. 28, 2018
2018 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Amount				$ 0.35
Record Date										Aug. 15, 2018
Date Paid										Aug. 31, 2018
2017 First Dividend Paid [Member]
Dividends Payable [Line Items]
Amount								$ 0.35
Record Date										Feb. 15, 2017
Date Paid										Feb. 28, 2017
2017 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Amount							$ 0.35
Record Date										Aug. 15, 2017
Date Paid										Aug. 31, 2017

X

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

+ Details

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

Name:	us-gaap_DividendPayableDateToBePaidDayMonthAndYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

Name:	us-gaap_DividendsPayableDateDeclaredDayMonthAndYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_DividendsPayableDateOfRecordDayMonthAndYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
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_DividendsPayableLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandNineteenDividendDeclaredMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandEighteenDividendDeclaredMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandSeventeenDividendDeclaredMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandNineteenFirstDividendPaidMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandNineteenSecondDividendPaidMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandEighteenFirstDividendPaidMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandEighteenSecondDividendPaidMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandSeventeenFirstDividendPaidMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=psmt_TwoThousandSeventeenSecondDividendPaidMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: