| Document and Entity Information | Sep. 11, 2023 |
| Entity Listings [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 11, 2023 |
| Entity File Number | 001-08089 |
| Entity Registrant Name | DANAHER CORPORATION |
| Entity Central Index Key | 0000313616 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 59-1995548 |
| Entity Address, Address Line One | 2200 Pennsylvania Avenue, NW |
| Entity Address, Address Line Two | Suite 800W |
| Entity Address, City or Town | Washington |
| Entity Address, State or Province | DC |
| Entity Address, Postal Zip Code | 20037-1701 |
| City Area Code | 202 |
| Local Phone Number | 828-0850 |
| Entity Emerging Growth Company | false |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Common Stock [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | Common stock, $0.01 par value |
| Trading Symbol | DHR |
| Security Exchange Name | NYSE |
| 1.700% Senior Notes due 2024 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 1.700% Senior Notes due 2024 |
| Trading Symbol | DHR 24 |
| Security Exchange Name | NYSE |
| 0.200% Senior Notes due 2026 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 0.200% Senior Notes due 2026 |
| Trading Symbol | DHR/26 |
| Security Exchange Name | NYSE |
| 2.100% Senior Notes due 2026 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 2.100% Senior Notes due 2026 |
| Trading Symbol | DHR 26 |
| Security Exchange Name | NYSE |
| 1.200% Senior Notes due 2027 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 1.200% Senior Notes due 2027 |
| Trading Symbol | DHR/27 |
| Security Exchange Name | NYSE |
| 0.450% Senior Notes due 2028 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 0.450% Senior Notes due 2028 |
| Trading Symbol | DHR/28 |
| Security Exchange Name | NYSE |
| 2.500% Senior Notes due 2030 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 2.500% Senior Notes due 2030 |
| Trading Symbol | DHR 30 |
| Security Exchange Name | NYSE |
| 0.750% Senior Notes due 2031 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 0.750% Senior Notes due 2031 |
| Trading Symbol | DHR/31 |
| Security Exchange Name | NYSE |
| 1.350% Senior Notes due 2039 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 1.350% Senior Notes due 2039 |
| Trading Symbol | DHR/39 |
| Security Exchange Name | NYSE |
| 1.800% Senior Notes due 2049 [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 1.800% Senior Notes due 2049 |
| Trading Symbol | DHR/49 |
| Security Exchange Name | NYSE |
