| DOCUMENT AND ENTITY INFORMATION DOCUMENT AND ENTITY INFORMATION | Apr. 17, 2020 |
| Entity Information [Line Items] | |
| Written Communications | false |
| Entity Address, Address Line One | One Procter & Gamble Plaza |
| Entity Incorporation, State or Country Code | OH |
| Entity Registrant Name | PROCTER & GAMBLE CO |
| Document Type | 8-K |
| Entity Central Index Key | 0000080424 |
| Document Period End Date | Apr. 17, 2020 |
| Entity File Number | 1-434 |
| Entity Tax Identification Number | 31-0411980 |
| Entity Address, City or Town | Cincinnati |
| Entity Address, State or Province | OH |
| Entity Address, Postal Zip Code | 45202 |
| City Area Code | 513 |
| Local Phone Number | 983-1100 |
| Amendment Flag | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| 1.875% due 2038 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.875% Notes due 2038 |
| Trading Symbol | PG38 |
| 5.250% GBP due January 2033 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 5.250% GBP notes due January 2033 |
| Trading Symbol | PG33 |
| 6.250% GBP due January 2030 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 6.250% GBP notes due January 2030 |
| Trading Symbol | PG30 |
| 1.800% due 2029 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.800% Notes due 2029 |
| Trading Symbol | PG29A |
| 1.250% due 2029 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.250% Notes due 2029 |
| Trading Symbol | PG29B |
| 1.200% due 2028 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.200% Notes due 2028 |
| Trading Symbol | PG28 |
| 4.875% EUR due May 2027 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 4.875% EUR notes due May 2027 |
| Trading Symbol | PG27A |
| 1.375% due 2025 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.375% Notes due 2025 |
| Trading Symbol | PG25 |
| 0.625% due 2024 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 0.625% Notes due 2024 |
| Trading Symbol | PG24B |
| 0.500% due 2024 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 0.500% Notes due 2024 |
| Trading Symbol | PG24A |
| 1.125% due 2023 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.125% Notes due 2023 |
| Trading Symbol | PG23A |
| 2.000% due 2022 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 2.000% Notes due 2022 |
| Trading Symbol | PG22B |
| 2.000% due 2021 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 2.000% Notes due 2021 |
| Trading Symbol | PG21 |
| 0.275% due 2020 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 0.275% Notes due 2020 |
| Trading Symbol | PG20 |
| Common Stock [Member] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Common Stock, without Par Value |
| Trading Symbol | PG |
| 4.125% EUR due December 2020 [Domain] | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 4.125% EUR notes due December 2020 |
| Trading Symbol | PG20A |
| NEW YORK STOCK EXCHANGE, INC. [Member] | |
| Entity Information [Line Items] | |
| Security Exchange Name | NYSE |
