Number of non controlling interest subsidiaries

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- Definition

Number of Payments Made on NPL Mortgage Loans

+ References

No definition available.

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- Definition

Number of Payments Made on RPL Mortgage Loans

+ References

No definition available.

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- Definition

Number of Recent Payments Made on RPL Mortgage Loans

+ References

No definition available.

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- References

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- Definition

Represents percentage of outstanding operating partnership units owned.

+ References

No definition available.

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- Definition

Represents percentage of outstanding operating partnership units owned by an unaffiliated holder.

+ References

No definition available.

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- Definition

Percentage Of Ownership Interests In Joint Venture

+ References

No definition available.

+ Details

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- Definition

Amount of principal due on delinquent 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
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column H
-Subsection 29

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column H))
-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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- Definition

The number of units sold in a private placement of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
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-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

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- Definition

The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

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- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

+ References

No definition available.

+ Details

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- Definition

The number of units or equivalent units outstanding for all classes.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
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-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

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Organization and Basis of Presentation (Details Textuals)		3 Months Ended
	Nov. 22, 2019 USD ($) $ / shares shares	Mar. 31, 2020 USD ($) numberOfLoanPools payment	Jun. 30, 2019 shares	Dec. 31, 2018
Organization And Basis Of Presentation [Line Items]
Number of payments made on RPL mortgage loans (at least)		5
Number of Recent Payments Made on RPL Mortgage Loans		7
Number of payments made on NPL mortgage loans		3
Number of non controlling interest subsidiaries \| numberOfLoanPools		4
Percentage of ownership interests in joint venture		34.00%
Percentage of outstanding OP units owned		100.00%		96.80%
Percentage of outstanding OP owned by an unaffiliated holder				3.20%
Operating partnership units \| shares			624,106
Maximum
Organization And Basis Of Presentation [Line Items]
Principal balance of small balance commercial mortgage loans (up to) \| $		$ 5,000,000.0
Delaware Trust
Organization And Basis Of Presentation [Line Items]
Ownership percentage		5.00%
2018-C \| Great Ajax Corp
Organization And Basis Of Presentation [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		63.00%
2017-D
Organization And Basis Of Presentation [Line Items]
Percentage of ownership interests in joint venture		50.00%
2017-D \| Great Ajax Corp
Organization And Basis Of Presentation [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		50.00%
AS Ajax E II LLC
Organization And Basis Of Presentation [Line Items]
Percentage of ownership interests in joint venture		53.10%
AS Ajax E II LLC \| Third Party
Organization And Basis Of Presentation [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		46.90%
Great Ajax II REIT
Organization And Basis Of Presentation [Line Items]
Company ownership percentage		99.80%
Great Ajax II REIT \| Third Party
Organization And Basis Of Presentation [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		0.20%
Gaea
Organization And Basis Of Presentation [Line Items]
Ownership percentage	23.20%
Share Price \| $ / shares	$ 15.00
Proceeds from Issuance of Private Placement \| $	$ 66,300,000
Private placement share issuance \| shares	4,419,641
Gaea \| Third Party
Organization And Basis Of Presentation [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	76.80%
Thetis
Organization And Basis Of Presentation [Line Items]
Ownership percentage		19.80%
Great Ajax FS
Organization And Basis Of Presentation [Line Items]
Ownership percentage		8.00%