XML 45 R35.htm IDEA: XBRL DOCUMENT v3.23.1

Business and Organization (Details)	3 Months Ended
	Mar. 31, 2023 employee segment
Business Acquisition [Line Items]
Number of reportable segments | segment	1
Minimum
Business Acquisition [Line Items]
Ground leases term	30 years
Ground lease investment initial targeted value of ground lease of combined value	30.00%
Ground lease, ratio of property net operating income to ground lease payments due	2.0
Percentage cap for Ground Lease rent increases based on consumer price index	3.00%
Maximum
Business Acquisition [Line Items]
Ground leases term	99 years
Ground lease investment initial targeted value of ground lease of combined value	45.00%
Ground lease, ratio of property net operating income to ground lease payments due	4.5
Percentage cap for Ground Lease rent increases based on consumer price index	3.50%
Safehold, Inc. (Old SAFE)
Business Acquisition [Line Items]
Number of employees | employee	0

X

- Definition

Number of persons employed by the Entity

+ References

No definition available.

+ Details

Name:	dei_EntityNumberOfEmployees
Namespace Prefix:	dei_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage cap for Ground Lease rent increases based on consumer price index (CPI).

+ References

No definition available.

+ Details

Name:	safe_GroundLeaseConsumerPriceIndexBasedRentIncreaseCapPercent
Namespace Prefix:	safe_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Ground Lease Investments, Initial Target Value of Ground Leases Regardless of Improvements, Percent

+ References

No definition available.

+ Details

Name:	safe_GroundLeaseInvestmentsInitialTargetValueofGroundLeasesRegardlessofImprovementsPercent
Namespace Prefix:	safe_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Ground Lease, Ratio of Property Net Operating Income to Ground Lease Payment Due

+ References

No definition available.

+ Details

Name:	safe_GroundLeaseRatioofPropertyNetOperatingIncometoGroundLeasePaymentDue
Namespace Prefix:	safe_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Ground Leases, Term

+ References

No definition available.

+ Details

Name:	safe_GroundLeasesTerm
Namespace Prefix:	safe_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

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

X

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Details

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

X

- Details

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

X

- Details

Name:	dei_LegalEntityAxis=safe_SafeholdInc.OldSafeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: