Financial Instruments - Additional Information (Details)	3 Months Ended	9 Months Ended
Sep. 30, 2020 USD ($)	Sep. 30, 2020 USD ($)
USD Interest Rate Swap Contract One
Derivative [Line Items]
Derivative, notional amount	$ 50,000,000.0	$ 50,000,000.0
Fixed interest rate	2.878%	2.878%
USD Interest Rate Swap Contract Two
Derivative [Line Items]
Derivative, notional amount	$ 50,000,000.0	$ 50,000,000.0
Fixed interest rate	2.878%	2.878%
Accumulated Translation Adjustment
Derivative [Line Items]
Foreign currency (losses) gains of net investment hedges included in accumulated other comprehensive loss	$ (25,200,000)	$ (41,400,000)

Fixed interest rate related to the interest rate derivative.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
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- Definition

Amount before tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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