Financing Receivable and Net Investment in Lease Allowance for Credit Loss and Fee

No definition available.

Name:	cto_FinancingReceivableAndNetInvestmentInLeaseAllowanceForCreditLossAndFee
Namespace Prefix:	cto_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Investment in Mortgage Loans on Real Estate, Original Face Amount of Mortgages

+ References

No definition available.

+ Details

Name:	cto_InvestmentInMortgageLoansOnRealEstateOriginalFaceAmountOfMortgages
Namespace Prefix:	cto_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Mortgage Loans on Real Estate, before Allowances for Credit Losses

+ References

No definition available.

+ Details

Name:	cto_MortgageLoansOnRealEstateBeforeAllowancesForCreditLosses
Namespace Prefix:	cto_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of contractual principal due at origination of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 29
-Paragraph Column F
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478322/948-310-S50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column F))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

+ Details

Name:	srt_MortgageLoansOnRealEstateFaceAmountOfMortgages
Namespace Prefix:	srt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 29
-Paragraph Column B
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column B))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478322/948-310-S50-2

+ Details

Name:	srt_MortgageLoansOnRealEstateInterestRate
Namespace Prefix:	srt_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	srt_MortgageLoansOnRealEstateOtherRequiredDisclosuresAbstract
Namespace Prefix:	srt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478322/948-310-S50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column G)(Footnote 3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column G))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1

+ Details

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

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_PreferredEquityAgreementMixedUsePropertyWattersCreekAtMontgomeryFarmAllenTexasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_PreferredEquityAgreements2026Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_PreferredEquityAgreementClass1PremierRetailPreferredInvestmentSouthwestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_PreferredEquityAgreementGroceryAnchoredRetailDevelopmentPreferredInvestmentNortheastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_MortgageNoteFoundersSquareDallasTexasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_MortgageNoteMainStreetDaytonaBeachFloridaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_Series1PreferredInvestmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_ConstructionLoanRivanaHerndonVirginiaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_ConstructionLoanWholeFoodsForsythGeorgiaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_ConstructionLoanMixedUsePropertyAustinTexasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

COMMERCIAL LOANS AND INVESTMENTS - Components - Tabular Disclosure (Details) - USD ($) $ in Thousands				9 Months Ended		12 Months Ended
	May 07, 2026	Apr. 17, 2026	Jan. 01, 2026	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025	Jul. 11, 2024
Commercial Loans and Investments
Original Face Amount				$ 263,763		$ 159,650
Current Face Amount				227,945		108,050
Carrying Value				224,737		105,944
CECL Reserve				(2,257)		(1,140)
Total Commercial Loans and Investments				222,480		104,804
Preferred Equity Agreement, Mixed-use Property, Watters Creek at Montgomery Farm, Allen, Texas
Commercial Loans and Investments
Original Face Amount						30,000
Current Face Amount						30,000
Carrying Value						$ 29,980
Coupon Rate (as a percent)						9.50%
Preferred Equity Agreements, 2026
Commercial Loans and Investments
Original Face Amount				133,400
Preferred Equity Agreement, Class A Premier Retail Preferred Investment, Southwest
Commercial Loans and Investments
Original Face Amount		$ 75,000		75,750
Current Face Amount				75,750
Carrying Value				$ 74,448
Coupon Rate (as a percent)		12.00%		12.00%
Preferred Equity Agreement, Grocery-Anchored Retail Development Preferred Investment, Northeast
Commercial Loans and Investments
Original Face Amount	$ 21,400			$ 21,363
Current Face Amount				21,621
Carrying Value				$ 21,465
Coupon Rate (as a percent)	12.00%			12.00%
Mortgage Note, Founders Square, Dallas, Texas
Commercial Loans and Investments
Original Face Amount				$ 15,000		$ 15,000
Current Face Amount				15,000		15,000
Carrying Value				$ 14,973		$ 14,992
Coupon Rate (as a percent)			9.50%	9.50%		8.75%
Mortgage Note, Main Street, Daytona Beach, Florida
Commercial Loans and Investments
Original Face Amount				$ 5,000	$ 5,000	$ 5,000
Current Face Amount				5,000		5,000
Carrying Value				$ 4,981		$ 4,977
Coupon Rate (as a percent)				6.50%	6.50%	6.50%
Series A Preferred Investment
Commercial Loans and Investments
Original Face Amount				$ 10,000		$ 10,000	$ 10,000
Current Face Amount				10,000		10,000
Carrying Value				$ 9,945		$ 9,929
Coupon Rate (as a percent)				14.00%		14.00%
Construction Loan, Rivana, Herndon, Virginia
Commercial Loans and Investments
Original Face Amount				$ 59,450		$ 59,450
Current Face Amount				48,937		34,246
Carrying Value				$ 47,798		$ 32,478
Coupon Rate (as a percent)			12.00%	12.00%		11.50%
Construction Loan, Rivana, Herndon, Virginia \| Weighted Average
Commercial Loans and Investments
Coupon Rate (as a percent)				11.65%
Construction Loan, Whole Foods, Forsyth, Georgia
Commercial Loans and Investments
Original Face Amount				$ 40,200		$ 40,200
Current Face Amount				21,844		13,804
Carrying Value				$ 21,748		$ 13,588
Coupon Rate (as a percent)				12.15%		12.15%
Construction Loan, Mixed-Use Property, Austin, Texas
Commercial Loans and Investments
Original Face Amount				$ 37,000
Current Face Amount				29,793
Carrying Value				$ 29,379
Coupon Rate (as a percent)				9.75%