v3.25.4

Income Taxes - Reconciliations of Gross Unrecognized Tax Benefits (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Unrecognized Tax Benefits [Roll Forward] |  |  |
Beginning balance | $ 11.7 | $ 13.9 | $ 13.4
Gross increases for tax positions in prior periods | 0.7 | 0.7 | 0.5
Gross decreases for tax positions in prior periods | (1.6) | (3.5) | (1.3)
Gross increases based on tax positions related to the current year | 1.5 | 1.4 | 1.7
Gross decreases related to settlements with taxing authorities | (0.8) | 0.0 | (0.2)
Reductions due to statute expiration | (1.3) | (0.5) | (0.3)
Gross increases (decreases) due to currency fluctuations |  | (0.3) |
Gross increases (decreases) due to currency fluctuations | 0.1 |  | 0.1
Ending balance | $ 10.3 | $ 11.7 | $ 13.9

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