Derivatives - Summary of Primary Net Hedging Positions and Corresponding Fair Values (Detail) - Foreign Exchange Contracts [Member] - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Currency Hedged (Buy/Sell), Gross Notional Value, Net	$ 240.4	$ 176.2
Currency Hedged (Buy/Sell), Fair Value, (Liability)/Asset, Net	3.0	(6.5)
U.S. Dollar/Japanese Yen [Member]
Derivative [Line Items]
Currency Hedged (Buy/Sell), Gross Notional Value, Net	60.2	61.5
Currency Hedged (Buy/Sell), Fair Value, (Liability)/Asset, Net	1.7	(1.1)
U.S. Dollar/South Korean Won [Member]
Derivative [Line Items]
Currency Hedged (Buy/Sell), Gross Notional Value, Net	107.7	62.2
Currency Hedged (Buy/Sell), Fair Value, (Liability)/Asset, Net	1.1	(3.1)
U.S. Dollar/Euro [Member]
Derivative [Line Items]
Currency Hedged (Buy/Sell), Gross Notional Value, Net	15.1	13.1
Currency Hedged (Buy/Sell), Fair Value, (Liability)/Asset, Net	0.3	(0.6)
U.S. Dollar/U.K. Pound Sterling [Member]
Derivative [Line Items]
Currency Hedged (Buy/Sell), Gross Notional Value, Net	10.7	6.1
Currency Hedged (Buy/Sell), Fair Value, (Liability)/Asset, Net		(0.3)
U.S. Dollar/Taiwan Dollar [Member]
Derivative [Line Items]
Currency Hedged (Buy/Sell), Gross Notional Value, Net	46.7	33.3
Currency Hedged (Buy/Sell), Fair Value, (Liability)/Asset, Net	$ (0.1)	$ (1.4)