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Earnings Per Share and Equity - Schedule of Share Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 03, 2020 | Jun. 28, 2019 | Jul. 03, 2020 | Jun. 28, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Aggregate purchase price |  |  | $ 65.4 | $ 125.8
Fees, commissions and other expenses | $ 0.0 | $ 0.0 | 0.1 | 0.1
Total cash used for share repurchases | $ 0.0 | $ 50.0 | $ 65.4 | $ 125.8
Treasury shares reissued or retired during period |  |  | 0 |
Share Repurchase Program |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of repurchased shares | 0 | 2,600,000 | 3,600,000 | 7,000,000.0
Aggregate purchase price | $ 0.0 | $ 50.0 | $ 65.3 | $ 125.7
Weighted-average purchase price per share (in dollars per share ) | $ 0 | $ 19.32 | $ 18.08 | $ 17.97

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