Land Sales, Area of Land, Land Sale Transactions, Total

No definition available.

Name:	cto_LandSalesAreaOfLandLandSaleTransactionsTotal
Namespace Prefix:	cto_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the area of land sold in the reporting period as a percentage of the total area of land holdings.

+ References

No definition available.

+ Details

Name:	cto_LandSalesAreaOfLandPercentageOfAreaOfLandHoldings
Namespace Prefix:	cto_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Land Sales, Gross Sales Price

+ References

No definition available.

+ Details

Name:	cto_LandSalesGrossSalesPrice
Namespace Prefix:	cto_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228

+ Details

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

- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230

+ Details

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

- Definition

The cash inflow from the sale of land held for investment; excludes sales of land held as inventory or productive use.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585

+ Details

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

- Definition

The amount of revenue derived from managing real estate properties.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyManagementFeeRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

No definition available.

+ Details

Name:	us-gaap_RealEstateLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=cto_UndevelopedLandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=cto_DaytonaBeachDevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=cto_IncomePropertiesSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=cto_UndevelopedLandInDaytonaBeachFloridaAlongInterstate95Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cto_LandJointVentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

REAL ESTATE OPERATIONS - Land Impairments (Details)		1 Months Ended	12 Months Ended			39 Months Ended
REAL ESTATE OPERATIONS - Land Impairments (Details)	Dec. 10, 2021 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) item	Dec. 31, 2022 USD ($)
Land and development costs and subsurface interests
Impairment Charges				$ 17,599,000	$ 9,147,000
Undeveloped land
Land and development costs and subsurface interests
Impairment Charges					7,200,000
Daytona Beach Development
Land and development costs and subsurface interests
Impairment Charges					100,000
Income Properties
Land and development costs and subsurface interests
Impairment of real estate			$ 0	0	0
Undeveloped Land in Daytona Beach, Florida, Along Interstate 95
Land and development costs and subsurface interests
Impairment Charges					$ 7,200,000
Land JV
Land and development costs and subsurface interests
Number of land sale transactions \| item					1
Area of land sales as a percentage of land holdings			33.50%
Proceeds from sale of land	$ 24,500,000		$ 24,500,000
Impairment Charges				17,600,000
Management fee revenue earned			$ 0	100,000	$ 200,000
Gross Sales Price		$ 80,700,000				$ 147,000,000.0
Land JV \| Daytona Beach Development
Land and development costs and subsurface interests
Impairment Charges					$ 7,100,000
Land JV \| Undeveloped Land in Daytona Beach, Florida, Along Interstate 95
Land and development costs and subsurface interests
Impairment Charges				$ 17,600,000