Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

+ Details

Name:	us-gaap_DerivativeAverageRemainingMaturity1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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

No definition available.

+ Details

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

+ Details

Name:	us-gaap_DerivativeNotionalAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

+ Details

Name:	us-gaap_DerivativeNumberOfInstrumentsHeld
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateCapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_GBP
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeForwardMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_SEK
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Derivatives - Summary of Non-Designated Foreign Exchange Forwards (Details) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2021 USD ($) contract	Dec. 31, 2020 USD ($) contract	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)
Interest rate cap
Derivative [Line Items]
Aggregate Notional Amount (in thousands)				$ 1,100
Not Designated as Hedging Instrument \| Interest rate cap
Derivative [Line Items]
Number of Contracts \| contract	1	1
Aggregate Notional Amount (in thousands)	$ 500,000	$ 500,000	$ 500,000
Weighted-Average Years to Maturity	1 year 8 months 15 days	2 years 5 months 26 days
Fx contracts - GBP \| Not Designated as Hedging Instrument \| Foreign currency forward, net
Derivative [Line Items]
Number of Contracts \| contract	106	93
Aggregate Notional Amount (in thousands)	$ 476,682	$ 428,493
Weighted-Average Years to Maturity	1 year 11 months 12 days	2 years 14 days
Fx contracts - EUR \| Not Designated as Hedging Instrument \| Foreign currency forward, net
Derivative [Line Items]
Number of Contracts \| contract	73	69
Aggregate Notional Amount (in thousands)	$ 285,511	$ 239,466
Weighted-Average Years to Maturity	2 years	2 years 7 months 9 days
Kronor \| Not Designated as Hedging Instrument \| Foreign currency forward, net
Derivative [Line Items]
Number of Contracts \| contract	21
Aggregate Notional Amount (in thousands)	$ 778,431
Weighted-Average Years to Maturity	3 years 11 months 4 days