Represents the number of office properties sold.

No definition available.

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- Definition

The cash outflow for the costs related to the sale of property held for sale.

+ References

No definition available.

+ Details

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- Definition

Amount of assets held-for-sale that are not part of a disposal group.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 15
-Paragraph 4
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482309/360-10-15-4

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- Definition

The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
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-Section 50
-Paragraph 3
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-3

+ Details

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Balance Type:	credit
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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
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-Publisher FASB
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-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482130/360-10-45-15

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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

No definition available.

+ Details

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- Definition

The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

+ Details

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- Definition

Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(d))
-Publisher FASB
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-SubTopic 210
-Name Accounting Standards Codification
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-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

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Period Type:	instant

- Details

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- Details

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- Details

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Balance Type:
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Disposition of Properties and Assets Held for Sale (Details)			3 Months Ended
	Apr. 07, 2025 USD ($)	Jan. 26, 2024 USD ($) property	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)
Disposition of Properties and Assets Held for Sale
Asset held for sale			$ 5,685,000
Real estate assets			810,327,000		$ 834,908,000
Variable interest entities ("VIEs")
Disposition of Properties and Assets Held for Sale
Asset held for sale			5,685,000		0
Real estate assets			0		$ 19,013,000
Disposal group disposed of by sale \| Property in Indianapolis \| FSP Monument Circle LLC \| Variable interest entities ("VIEs")
Disposition of Properties and Assets Held for Sale
Impairment			13,300,000
Asset held for sale			5,700,000
Real estate assets			$ 18,900,000
Disposal group disposed of by sale \| Property in Indianapolis \| Subsequent event \| FSP Monument Circle LLC \| Variable interest entities ("VIEs")
Disposition of Properties and Assets Held for Sale
Sale price	$ 6,000,000
Disposal group disposed of by sale \| Properties In Richardson, Texas
Disposition of Properties and Assets Held for Sale
Number of properties sold \| property		1
Sale price		$ 35,000,000
Gain (loss) on sale of property		$ (2,100,000)
Additional costs related to sale				$ 5,000