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Income Taxes (Tables) | 3 Months Ended
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Apr. 03, 2020
Income Tax Disclosure [Abstract] |
Summary Of Effective Income Tax Rate | The following table summarizes the Company’s effective tax rate:
| Three-Month Period Ended
| April 3, 2020 |  | March 29, 2019
Effective tax rate | 16.3 | % |  | 53.8 | %

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- Definition Summary Of Danaher's Effective Income Tax Rate [Table Text Block] + References No definition available. + Details
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