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Participations Sold - Schedule of participations sold (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Participating Mortgage Loans [Line Items] |  |  |
Participations sold | $ 50,709 |  | $ 34,974
Payment in kind interest | 16,800 | $ 12,400 |
Commercial Mortgage Portfolio Segment |  |  |
Participating Mortgage Loans [Line Items] |  |  |
Participations sold | 23,974 |  | 9,217
Subordinate Mortgage Portfolio Segment |  |  |
Participating Mortgage Loans [Line Items] |  |  |
Participations sold | $ 26,735 |  | 25,757
Payment in kind interest |  | $ 1,000 | $ 800

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- Definition Interest paid other than in cash for example by issuing additional debt securities. As a noncash item, it is added to net income when calculating cash provided by or used in operations using the indirect method. + 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 http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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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. + Details
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- Definition The aggregate amount of the participation liability at the end of the accounting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377297&loc=d3e10013-112621 + Details
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