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

Loan Processing Fee, Percentage

+ References

No definition available.

+ Details

Name:	cto_LoanProcessingFeePercentage
Namespace Prefix:	cto_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of loan funded by the company to the borrower.

+ References

No definition available.

+ Details

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

- Definition

Mortgage Loan on Real Estate, Interest Only, Term

+ References

No definition available.

+ Details

Name:	cto_MortgageLoanOnRealEstateInterestOnlyTerm
Namespace Prefix:	cto_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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

Extension term on mortgage loan on real estate, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	cto_MortgageLoansOnRealEstateExtensionTerm
Namespace Prefix:	cto_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of options for extension term on mortgage loan on real estate.

+ References

No definition available.

+ Details

Name:	cto_MortgageLoansOnRealEstateExtensionTermNumberOfOption
Namespace Prefix:	cto_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Mortgage Loans on Real Estate Face Amount of Mortgages, Percentage of Funding Towards Total Investment

+ References

No definition available.

+ Details

Name:	cto_MortgageLoansOnRealEstateFaceAmountOfMortgagesPercentageOfFundingTowardsTotalInvestment
Namespace Prefix:	cto_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Mortgage Loans on Real Estate, Net

+ References

No definition available.

+ Details

Name:	cto_MortgageLoansOnRealEstateNet
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 S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column F))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479851/948-310-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//1943274/2147479851/948-310-S99-1

+ Details

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

- 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
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 29
-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)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479851/948-310-S99-1

+ Details

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

- Definition

Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 10
-SubTopic 20
-Topic 205
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483475/205-20-45-10

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5B
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483499/205-20-50-5B

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-3

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483475/205-20-45-11

+ Details

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

- Definition

Expenses paid for obtaining loans which includes expenses such as application and origination fees.

+ References

No definition available.

+ Details

Name:	us-gaap_LoanProcessingFee
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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 S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column G))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479851/948-310-S99-1

+ Details

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

- Definition

The cash inflow associated with the collection of receivables arising from the financing of goods and services.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-12

+ Details

Name:	us-gaap_ProceedsFromCollectionOfFinanceReceivables
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=cto_MortgageNote4311MapleAvenueDallasTxMember
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_PromissoryNoteMainStreetDaytonaBeachFloridaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

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

COMMERCIAL LOANS AND INVESTMENTS - Summary of Commercial Loan Investments (Details) $ in Thousands				9 Months Ended	12 Months Ended
	Mar. 01, 2023 USD ($)	Feb. 21, 2023 USD ($)	Apr. 07, 2022 USD ($) item	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount				$ 54,100	$ 40,600
Current Face Amount				47,257	32,073
Carrying Value before CECL				47,051
Carrying Value				46,572	31,908
CECL Reserve				(479)
Carrying value at the time of sale				15,854
Mortgage Note - 4311 Maple Avenue, Dallas, TX
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount					400
Current Face Amount					400
Carrying Value					$ 395
Coupon Rate					7.50%
Remaining commitment				0
Amount repaid by borrower		$ 400
Mortgage Note - Founders Square - Dallas, TX
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount				15,000
Current Face Amount	$ 15,000			15,000
Carrying Value before CECL				$ 14,879
Coupon Rate	8.75%			8.75%
Interest-only term (in years)	3 years
Origination fee (as percentage)	1.00%
Origination fee	$ 150
Promissory Note - Main Street - Daytona Beach, FL
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount				$ 400
Current Face Amount				400
Carrying Value before CECL				$ 400
Coupon Rate				7.00%
Construction Loan - The Exchange At Gwinnett - Buford, GA
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount				$ 8,700	$ 8,700
Current Face Amount				1,857	220
Carrying Value before CECL				$ 1,848
Carrying Value					$ 173
Coupon Rate				7.25%	7.25%
Loan origination				$ 2,200
Remaining commitment				0
Amount repaid by borrower				600
Improvement Loan For Ashford Lane - Atlanta, Georgia
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount				1,500	$ 1,500
Current Face Amount					1,453
Carrying Value					$ 1,453
Coupon Rate					12.00%
Preferred Investment - Watters Creek - Allen, TX
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Original Face Amount				30,000	$ 30,000
Current Face Amount			$ 30,000	30,000	30,000
Carrying Value before CECL				$ 29,924
Carrying Value					$ 29,887
Coupon Rate			8.50%	8.75%	8.50%
Origination fee			$ 150
Percentage of funding towards total investment (as a percent)			23.00%
Mortgage Loans On Real Estate, Extension Term, Number of Option \| item			2
Mortgage Loans On Real Estate, Extension Term			1 year