| Cover Page | Nov. 10, 2022 |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Nov. 10, 2022 |
| Entity Registrant Name | BECTON, DICKINSON AND COMPANY |
| Entity Central Index Key | 0000010795 |
| Amendment Flag | false |
| Entity Incorporation, State or Country Code | NJ |
| Entity File Number | 001-4802 |
| Entity Tax Identification Number | 22-0760120 |
| Entity Address, Address Line One | 1 Becton Drive, |
| Entity Address, City or Town | Franklin Lakes, |
| Entity Address, State or Province | NJ |
| Entity Address, Postal Zip Code | 07417-1880 |
| City Area Code | (201) |
| Local Phone Number | 847-6800 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Common Stock | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Common stock, par value $1.00 |
| Trading Symbol | BDX |
| Security Exchange Name | NYSE |
| Redeemable Preferred Stock | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Depositary Shares, each representing a 1/20th interest in a share of 6.00% Mandatory Convertible Preferred Stock, Series B |
| Trading Symbol | BDXB |
| Security Exchange Name | NYSE |
| Notes 1.000% due December 15, 2022 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.000% Notes due December 15, 2022 |
| Trading Symbol | BDX22A |
| Security Exchange Name | NYSE |
| Notes 1.900% due December 15, 2026 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.900% Notes due December 15, 2026 |
| Trading Symbol | BDX26 |
| Security Exchange Name | NYSE |
| Notes 1.401% due May 24, 2023 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.401% Notes due May 24, 2023 |
| Trading Symbol | BDX23A |
| Security Exchange Name | NYSE |
| Notes 3.020% due May 24, 2025 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 3.020% Notes due May 24, 2025 |
| Trading Symbol | BDX25 |
| Security Exchange Name | NYSE |
| Notes 0.632% due June 4, 2023 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 0.632% Notes due June 4, 2023 |
| Trading Symbol | BDX/23A |
| Security Exchange Name | NYSE |
| Notes 1.208% due June 4, 2026 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.208% Notes due June 4, 2026 |
| Trading Symbol | BDX/26A |
| Security Exchange Name | NYSE |
| Notes 1.213% due February 12, 2036 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 1.213% Notes due February 12, 2036 |
| Trading Symbol | BDX/36 |
| Security Exchange Name | NYSE |
| Notes 0.000% due August 13, 2023 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 0.000% Notes due August 13, 2023 |
| Trading Symbol | BDX23B |
| Security Exchange Name | NYSE |
| Notes 0.034% due August 13, 2025 | NEW YORK STOCK EXCHANGE, INC. | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 0.034% Notes due August 13, 2025 |
| Trading Symbol | BDX25A |
| Security Exchange Name | NYSE |
