Risk Management and Use of Derivative Financial Instruments - Interest Rate Swap and Caps Summary (Details) € in Thousands, $ in Thousands	Dec. 31, 2021 USD ($) derivative	Dec. 31, 2021 EUR (€) derivative
Derivative
Fair value	$ (1,174)
Derivatives Designated as Hedging Instruments \| Interest rate swaps \| USD
Derivative
Number of Instruments \| derivative	5	5
Notional Amount	$ 35,948
Fair value	$ (1,304)
Derivatives Designated as Hedging Instruments \| Interest rate caps \| EUR
Derivative
Number of Instruments \| derivative	6	6
Notional Amount \| €		€ 95,663
Fair value	$ 133
Derivatives in Not Cash Flow Hedging Relationships \| Interest rate caps \| EUR
Derivative
Number of Instruments \| derivative	1	1
Notional Amount \| €		€ 8,341
Fair value	$ (3)

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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
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-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

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

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-Name Accounting Standards Codification
-Topic 815
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-Section 50
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-Topic 815
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

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Fair value as of the balance sheet date of interest rate derivative assets, net of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized on the balance sheet.

+ References

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