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Financial Instruments - Additional Information (Detail) - USD ($) $ in Millions		1 Months Ended	12 Months Ended
	Mar. 25, 2022	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financial Instruments and Fair Value [Line Items]
Available-for-sale securities, realized gain			$ 0.8	$ 3.1	$ 4.6
Available-for-sale securities, realized loss			1.0	0.0	0.3
Fair market value of investments with unrealized losses greater than one year			33.4	6.5
Fair market value of investments with unrealized losses less than one year			66.3	85.4
Unrealized Gain (loss) on contracts			10.8	(2.1)	2.6
Equity securities unrealized gain			1.9	5.1	9.6
Equity securities unrealized loss			11.6	$ 1.8	$ 6.0
Cash Flow Hedging [Member]
Financial Instruments and Fair Value [Line Items]
Other comprehensive income (Loss), cash flow hedge, gain (loss), before reclassification, after tax			$ 3.2
Accounts Receivable | Customer 2 | Minimum
Financial Instruments and Fair Value [Line Items]
Concentration risk, percentage			10.00%	10.00%
Debt Mutual Funds
Financial Instruments and Fair Value [Line Items]
Available for sale securities with out contractual maturity date			$ 6.6
Auto Guide Llc [Member] | Dispute In Respect Of Contingent Consideration [Member]
Financial Instruments and Fair Value [Line Items]
Litigation Settlement, Amount settled between parties	$ 26.7	$ 26.7
Foreign Exchange Contracts
Financial Instruments and Fair Value [Line Items]
Unrealized Gain (loss) on contracts			$ 0.9	$ 0.1

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Concentration risk, percentages.

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Foreign Currency Transaction Gain, Unrealized

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.

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