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Acquisitions - Narrative (Details) - USD ($) $ in Millions |  |  |  |  |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Aug. 01, 2021 | Jul. 01, 2021 | Feb. 26, 2021 | Sep. 28, 2020 | Jan. 31, 2020 | Oct. 02, 2021 | Oct. 02, 2021 | Sep. 26, 2020 | Jul. 03, 2021 | Apr. 03, 2021 | Jan. 02, 2021
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Payment to acquire business, net of cash acquired |  |  |  |  |  |  | $ 199.7 | $ 6.1 |  |  |
Goodwill |  |  |  |  |  | $ 1,171.0 | 1,171.0 |  |  |  | $ 982.4
AutoCrib Germany |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash purchase price of acquisition | $ 4.4 |  |  |  |  |  |  |  |  |  |
Payment to acquire business, net of cash acquired | $ 4.2 |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 3.3 | 3.3 |  |  |  |
Secateurs Pradines |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Payment to acquire business, net of cash acquired |  | $ 16.2 |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 10.7 | $ 10.7 |  |  |  |
Equity method investment, ownership percentage |  | 100.00% |  |  |  |  |  |  |  |  |
Consideration transferred, including equity interest |  | $ 20.7 |  |  |  |  |  |  |  |  |
Other cash payment to acquire business |  | $ 1.1 |  |  |  |  |  |  |  |  |
Working capital adjustment |  |  |  |  |  | $ 0.7 |  |  |  |  |
Dealer-FX |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash purchase price of acquisition |  |  | $ 200.1 |  |  |  |  |  |  |  |
Payment to acquire business, net of cash acquired |  |  | $ 200.0 |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  |  | $ 195.2 |
AutoCrib |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash purchase price of acquisition |  |  |  | $ 35.4 |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  |  | $ 18.3 |
Sigmavision |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash purchase price of acquisition |  |  |  |  | $ 5.9 |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  | $ 5.6 |  |
Deville S.A. | Secateurs Pradines |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity method investment, ownership percentage |  | 35.00% |  |  |  |  |  |  |  |  |
Equity method investments |  | $ 21.8 |  |  |  |  |  |  |  |  |

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