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v3.21.1

Subsequent Events (Details) |  |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
May 13, 2021 USD ($) $ / shares | Mar. 05, 2020 USD ($) $ / shares | Feb. 04, 2020 $ / shares | Jan. 31, 2020 $ / shares | Apr. 02, 2021 USD ($) $ / shares | Apr. 03, 2020 USD ($) $ / shares | Mar. 29, 2019 USD ($) | Nov. 11, 2019
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Payment for debt extinguishment |  |  |  |  | $ 0 | $ 546,000,000 | $ 0 |
New 2.50% Convertible Senior Notes due April 1, 2022 | Convertible Debt |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Stated interest rate (as a percent) |  | 2.50% | 2.50% |  | 2.50% |  |  | 2.50%
Conversion ratio |  |  | 0.0596341 | 0.1189814 |  |  |  |
Conversion price (in USD per share) | $ / shares |  | $ 19 | $ 16.77 | $ 8.40 | $ 16.77 | $ 16.77 |  |
Payment for debt extinguishment |  | $ 566,000,000 |  |  |  |  |  |
Subsequent Event | New 2.50% Convertible Senior Notes due April 1, 2022 | Convertible Debt |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Repurchased debt face amount | $ 250,000,000 |  |  |  |  |  |  |
Conversion price (in USD per share) | $ / shares | $ 16.77 |  |  |  |  |  |  |
Payment for debt extinguishment | $ 365,000,000 |  |  |  |  |  |  |
Payment for debt extinguishment, per underlying share (in USD per share) | $ / shares | $ 24.40 |  |  |  |  |  |  |

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