Commitments and Contingencies (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Other Commitments [Line Items]
Unfunded commitments	$ 5,200,000	$ 1,000,000.0
Related party mortgage originator (with flow mortgage loan purchase and sale agreement) [Member] \| Non-Exchange Traded Equity Investment in Mortgage Originators [Member]
Other Commitments [Line Items]
Unfunded commitments		0
Maximum guarantees	25,000,000.0	25,000,000.0
Drawn down amount being guaranteed	400,000	$ 2,900,000
Corporate loan [Member]
Other Commitments [Line Items]
Unfunded commitment	$ 1,900,000

Amount of borrowings outstanding under related party's MRA for which the Company has guaranteed repayment.

No definition available.

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- Definition

Amount of unfunded commitment at period end.

+ References

No definition available.

+ Details

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- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

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- Definition

This item represents a non-contingent liability for the fair value of an obligation to stand ready to perform over the term of a guaranty issued in the event that specified triggering events or conditions occur.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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- 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.

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