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Credit Facilities and Lease Obligations - Credit Facilities Activity (Details) - USD ($) |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 29, 2021 | Dec. 06, 2021 | Oct. 27, 2021 | Apr. 27, 2020 | Jun. 30, 2020 | Dec. 31, 2021 | Mar. 31, 2021 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Jun. 30, 2018
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings |  |  |  |  |  | $ 0 |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 0 |  |  |
Repayments under credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Revolver |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings |  |  |  |  |  | 0 |  |  |  | $ 0 |  |  |  | 0 | 0 | 0 | $ 0 | $ 159,000,000.0 |
Borrowings under credit facility |  |  | $ 220,000,000.0 |  |  | 220,000,000.0 |  |  |  |  |  |  | $ 48,000,000.0 |  |  |  |  |  |
Repayments under credit facility | $ (5,000,000.0) | $ (215,000,000.0) |  |  |  | (220,000,000.0) | $ 0 | $ 0 | $ 0 | 0 | $ (53,000,000.0) | $ (44,000,000.0) | (110,000,000.0) |  |  |  | (207,000,000.0) |  |
Term Loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings |  |  |  |  |  | 660,400,000 |  |  |  | 592,300,000 |  |  |  | 470,400,000 | 660,400,000 | 470,400,000 | 592,300,000 | $ 598,300,000 |
Borrowings under credit facility |  |  |  |  |  | 365,000,000.0 |  |  |  |  |  |  |  |  | 365,000,000.0 | 0 | 48,000,000.0 |  |
Repayments under credit facility |  |  |  |  |  | (145,000,000.0) | $ (30,000,000.0) | $ (61,000,000.0) | (60,900,000) |  |  |  |  |  | (175,000,000.0) | (121,900,000) | $ (213,000,000.0) |  |
Initial Term Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings |  |  |  |  |  | $ 295,400,000 |  |  |  |  |  |  |  | $ 295,400,000 | 295,400,000 | $ 295,400,000 |  |  | $ 350,000,000.0
Repayments under credit facility |  |  |  | $ (47,000,000.0) | $ (1,500,000) |  |  |  | $ (875,000) |  |  |  |  |  | $ (875,000) |  |  |  |
Initial Term Loan And First Incremental Term Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings under credit facility |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |
Repayments under credit facility |  |  |  |  |  |  |  |  |  | $ (1,500,000) | $ (1,500,000) | $ (1,500,000) | $ (1,500,000) |  |  |  |  |  |

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