Revenue From Contracts With Customers - Summary of the Balance Sheet Location and Amounts of Contract Assets and Liabilities from Contracts with Customers (Detail) - USD ($) $ in Millions |
Jun. 30, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Schedule Of Contract Assets And Liabilities [Line Items] | ||
| Deferred revenue - current | $ 107.0 | $ 85.4 |
| Total contract liabilities | 184.9 | 156.0 |
| Accounts Receivable, Net of Allowance for Doubtful Accounts [Member] | ||
| Schedule Of Contract Assets And Liabilities [Line Items] | ||
| Unbilled accounts receivable | 16.8 | 16.8 |
| Accrued and Other Liabilities [Member] | ||
| Schedule Of Contract Assets And Liabilities [Line Items] | ||
| Deferred revenue - current | 107.0 | 85.4 |
| Other Noncurrent Liabilities [Member] | ||
| Schedule Of Contract Assets And Liabilities [Line Items] | ||
| Deferred revenue - noncurrent | $ 77.9 | $ 70.6 |