Impairment of real estate held for sale.

No definition available.

Name:	cfit_ImpairmentOfRealEstateHeldForSale
Namespace Prefix:	cfit_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Loss on sale of real estate.

+ References

No definition available.

+ Details

Name:	cfit_LossOnSaleOfRealEstate
Namespace Prefix:	cfit_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of difference between the carrying amount and the sales price of real estate properties sold as part of discontinued operations.

+ References

No definition available.

+ Details

Name:	us-gaap_GainLossOnDispositionOfRealEstateDiscontinuedOperations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-2

+ Details

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

- Definition

Amount of investment in land and building held for sale. Excludes real estate considered inventory.

+ 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
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: 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)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 976
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477332/976-310-50-1

+ Details

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Namespace Prefix:	us-gaap_
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- Details

Name:	us-gaap_RealEstatePropertiesAxis=cfit_FisherRoadPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Investment in Real Estate - Additional Information (Detail)	Apr. 16, 2026 USD ($)	Jan. 23, 2026 USD ($)	Jun. 30, 2026 USD ($) Property	Dec. 31, 2025 USD ($)
Real Estate [Line Items]
Carrying value of the Property			$ 0	$ 5,609,212
Impairment loss on real estate held for sale				$ 4,825,736
Number of real estate properties owned \| Property			42
Realized loss sale of SF Property		$ 23,154
Fisher Road Property [Member]
Real Estate [Line Items]
Realized gain sale of Fisher Road Property	$ 13,330,062