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Business Combination - Narrative (Details) - USD ($) $ in Millions |  |  |  |  |  |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 29, 2021 | Jun. 17, 2021 | Mar. 01, 2021 | Feb. 22, 2021 | Jan. 04, 2021 | Sep. 28, 2020 | Aug. 23, 2020 | Dec. 25, 2021 | Sep. 25, 2021 | Dec. 26, 2020
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  | $ 3,329.4 | $ 3,281.6 |
Bolder Surgical |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration transferred | $ 160.1 |  |  |  |  |  |  |  |  |
Intangible assets, fair value (percentage) | 16.00% |  |  |  |  |  |  |  |  |
Developed technology | $ 73.6 |  |  |  |  |  |  |  |  |
Customer relationships | 21.7 |  |  |  |  |  |  |  |  |
Trade names | 1.4 |  |  |  |  |  |  |  |  |
Goodwill | $ 67.6 |  |  |  |  |  |  |  |  |
Bolder Surgical | Developed Technology |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life | 10 years |  |  |  |  |  |  |  |  |
Bolder Surgical | Customer Relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life | 10 years |  |  |  |  |  |  |  |  |
Bolder Surgical | Trade Names |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life | 10 years |  |  |  |  |  |  |  |  |
Mobidiag Oy |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration transferred |  | $ 729.6 |  |  |  |  |  |  |  |
Developed technology |  | 285.0 |  |  |  |  |  |  |  |
Customer relationships |  | 20.9 |  |  |  |  |  |  |  |
Trade names |  | 20.0 |  |  |  |  |  |  |  |
Goodwill |  | $ 431.7 |  |  |  |  |  |  |  |
Mobidiag Oy | Minimum |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets, fair value (percentage) |  | 15.00% |  |  |  |  |  |  |  |
Mobidiag Oy | Maximum |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets, fair value (percentage) |  | 19.00% |  |  |  |  |  |  |  |
Mobidiag Oy | Developed Technology |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life |  | 11 years 8 months 12 days |  |  |  |  |  |  |  |
Mobidiag Oy | Customer Relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life |  | 9 years 1 month 6 days |  |  |  |  |  |  |  |
Mobidiag Oy | Trade Names |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life |  | 11 years 7 months 6 days |  |  |  |  |  |  |  |
Biotheranostics |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  | $ 231.3 |  |  |  |  |  |
Intangible assets, fair value (percentage) |  |  |  | 18.00% |  |  |  |  |  |
Intangible assets useful life |  |  |  | 10 years |  |  |  |  |  |
Developed technology |  |  |  | $ 160.3 |  |  |  |  |  |
Trade names |  |  |  | 2.1 |  |  |  |  |  |
Goodwill |  |  |  | $ 80.9 |  |  |  |  |  |
Diagenode |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  | $ 155.1 |  |  |  |  |  |  |
Intangible assets useful life |  |  | 10 years |  |  |  |  |  |  |
Developed technology |  |  | $ 69.8 |  |  |  |  |  |  |
Customer relationships |  |  | 9.2 |  |  |  |  |  |  |
Goodwill |  |  | $ 83.5 |  |  |  |  |  |  |
Diagenode | Developed Technology |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets, fair value (percentage) |  |  | 14.50% |  |  |  |  |  |  |
Diagenode | Customer Relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets, fair value (percentage) |  |  | 13.50% |  |  |  |  |  |  |
Somatex Medical Technologies |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  | $ 62.9 |  |  |  |  |
Developed technology |  |  |  |  | 38.0 |  |  |  |  |
Customer relationships |  |  |  |  | 1.2 |  |  |  |  |
Trade names |  |  |  |  | 0.9 |  |  |  |  |
Goodwill |  |  |  |  | 32.4 |  |  |  |  |
Net acquired tangible assets and liabilities |  |  |  |  | $ 9.6 |  |  |  |  |
NXC Imaging |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  | $ 5.6 |  |  |  |
NXC Imaging | Customer Relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets useful life |  |  |  |  |  | 5 years |  |  |  |
Acessa Health |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Contingent consideration |  |  |  |  |  |  | $ 81.8 |  | 75.1 | $ 4.6
Annual incremental revenue growth period |  |  |  |  |  |  | 3 years |  |  |
Change in contingent consideration |  |  |  |  |  |  |  | $ 4.1 | $ 6.7 |

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