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Mortgage Notes Payable, Net - Benelux Refinancing (Details) - Benelux - Landesbank Hessen-Thuringen Girozentrale € in Millions	Jun. 12, 2019 EUR (€) property
Debt Instrument [Line Items]
Collateral, number of leased offices and industrial properties | property	3
Collateral, number of leased offices and industrial properties, previously encumbered | property	2
Mortgage notes payable
Debt Instrument [Line Items]
Proceeds from loans borrowed | €	€ 120.0
Interest rate	1.383%
Repayments of debt | €	€ 80.3

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- Definition

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+ References

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- Definition

Debt Instrument, Collateral, Number Of Leased Offices And Industrial Properties, Previously Encumbered

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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.

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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
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-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

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