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: |