Available for sale securities debt securities percentage of outstanding shares.

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Available for sale securities debt securities shares purchased.

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Equity securities FV-NI percentage of outstanding shares.

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Equity securities FV-NI shares purchased.

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Fair value measurement with unobservable inputs reconciliation recurring basis liability cash settled award.

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Foreign currency forward contract settled amount.

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Notional amount of foreign currency forward contracts.

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Significant accounting policies.

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Amount of unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of unrealized loss on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Summary of Significant Accounting Policies - Additional Information (Details) € in Millions, $ in Millions			3 Months Ended
	Mar. 02, 2021 USD ($)	Mar. 02, 2021 EUR (€)	Mar. 31, 2021 USD ($) shares	Mar. 31, 2021 EUR (€)	Dec. 18, 2020 USD ($)	Dec. 18, 2020 EUR (€)
Level 1 \| EOS Imaging S.A. \| OCEANEs
Significant Accounting Policies [Line Items]
Equity securities shares purchased \| shares			2,665,694
Equity Securities percentage of outstanding shares			10.00%
Equity securities			$ 7.6	€ 6.5
Equity securities unrealized loss			$ 0.1
Level 2 \| OCEANEs
Significant Accounting Policies [Line Items]
Debt securities shares purchased \| shares			157,167
Debt securities percentage of outstanding shares			4.00%
Debt securities			$ 1.3	€ 1.1
Debt securities unrealized loss			$ 0.1
Fair value, inputs, level 3
Significant Accounting Policies [Line Items]
Notional amount of foreign currency forward contracts					$ 117.9	€ 95.6
Foreign currency forward contract settled	$ 115.3	€ 95.6
Foreign currency forward contract loss recognized	$ (1.7)
Vesting period			4 years
Fair value of the cash settled award			$ 4.5