2.2.0.7falseSummary of Options Outstanding Under the Plans and Activity During the Year (Detail) (USD $)151 - Disclosure - Summary of Options Outstanding Under the Plans and Activity During the Year (Detail)truefalseIn Millions, except Share data in Thousands, unless otherwise specifiedfalsefalse1USDfalsefalseiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170pureStandardhttp://www.xbrl.org/2003/instancepure0sharesStandardhttp://www.xbrl.org/2003/instanceshares0iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0$53pg_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstractpgfalsenadurationShare-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract]falsefalsefalsefalsefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalsefalse00falsefalsefalsexbrli:stringItemTypestringShare-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract]false64us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValueus-gaaptruedebitinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabelfalse1truetruefalsefalse39990000003999falsefalsefalsexbrli:monetaryItemTypemonetaryThe total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options outstanding under the plan as of the balance-sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Statement of Financial Accounting Standard (FAS)
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-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph b(1)(b)
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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