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v3.22.1

Organization and Significant Accounting Policies - Additional Information (Detail) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 USD ($) | Mar. 31, 2022 USD ($) subsidiary | May 02, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Number of wholly owned Irish subsidiaries | subsidiary |  | 2 |
Accounting Standards Update [Extensible List] | Accounting Standards Update 2020-06 |  |
Convertible senior notes | $ 335.1 | $ 377.7 |
Accumulated deficit | (635.8) | (547.4) |
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2020-06 |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Convertible senior notes | 42.2 |  |
Deferred tax liabilities | 9.9 |  |
Additional Paid in Capital | 106.8 |  |
Accumulated deficit | 74.5 |  |
2.25% Convertible senior notes due 2024 |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Interest rate percentage |  |  | 2.25%
Convertible senior notes | $ 335.1 | $ 377.7 |

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