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v3.21.2

Long-Term Debt - Partial exchange or repurchase of the 1.625% Notes (Details) $ / shares in Units, shares in Millions, $ in Millions |  |  |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2021 day | May 19, 2021 day | May 11, 2021 USD ($) shares | Oct. 01, 2021 USD ($) | Oct. 02, 2020 USD ($) | Oct. 01, 2021 USD ($) day $ / shares | Oct. 02, 2020 USD ($) | May 10, 2021 | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loss on debt refinancing and prepayment |  |  |  | $ 0.0 | $ 0.0 | $ (26.2) | $ 0.0 |  |
Partial settlement - 1.625% Notes |  |  |  |  |  | (141.6) |  |  |
Settlement of bond hedges, APIC impact |  |  |  |  |  | 0.0 |  |  |
Current portion of long-term debt |  |  |  | $ 203.0 |  | 203.0 |  |  | $ 531.6
Additional Paid-in Capital |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Partial settlement - 1.625% Notes |  |  |  |  |  | (141.7) |  |  |
Settlement of bond hedges, APIC impact |  |  |  |  |  | $ 339.0 |  |  |
1.625% Notes Warrants |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Number of warrants (in shares) | shares |  |  | 6.8 |  |  |  |  |  |
Convertible Debt | 1.625% Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  | 1.625% | 1.625% | 1.625% |  | 1.625% |  | 1.625% |
Face amount repurchased or exchanged |  |  | $ 372.4 |  |  |  |  |  |
Cash consideration for repurchase or exchange of convertible debt |  |  | $ 506.5 |  |  |  |  |  |
Equity consideration for repurchase or exchange of convertible debt (in shares) | shares |  |  | 5.4 |  |  |  |  |  |
Loss on debt refinancing and prepayment |  |  | $ 26.2 |  |  |  |  |  |
Partial settlement - 1.625% Notes |  |  | 141.6 |  |  |  |  |  |
Current portion of long-term debt |  |  |  | $ 187.0 |  | $ 187.0 |  |  |
Threshold trading days | day |  |  |  |  |  | 20 |  |  |
Threshold consecutive trading days | day | 30 |  |  |  |  |  |  |  |
Stock price trigger (in dollars per share) | $ / shares |  |  |  |  |  | $ 26.94 |  |  |
Threshold percentage of stock price trigger (greater than or equal to) |  |  |  |  |  | 130.00% |  |  |
Convertible Debt | 1.625% Notes | Additional Paid-in Capital |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Settlement of bond hedges, APIC impact |  |  | $ 339.0 |  |  |  |  |  |
Convertible Debt | 1.625% Notes | Embedded Derivative Financial Instruments |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Shares received into treasury (in shares) | shares |  |  | 9.1 |  |  |  |  |  |
Fair market value of shares received into treasury |  |  | $ 339.0 |  |  |  |  |  |
Convertible Debt | 0% Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  | 0.00% | 0.00% | 0.00% |  | 0.00% |  | 0.00% |
Threshold trading days | day |  | 20 |  |  |  |  |  |  |
Threshold consecutive trading days | day |  | 30 |  |  |  |  |  |  |
Threshold percentage of stock price trigger (greater than or equal to) |  | 130.00% |  |  |  |  |  |  |

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