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v3.22.1

Commercial Mortgage Loans, Subordinate Loans and Other Lending Assets, Net - Allocation of Carrying Value of Loan Portfolio Based on Internal Risk Ratings (Details) $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2022 USD ($) loan | Dec. 31, 2021 USD ($) loan | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Number of Loans | loan | 67 | 67 |  |
Total | $ 8,371,419 | $ 7,890,848 |  |
Mortgage loans on real estate, commercial and consumer, percentage of portfolio | 100.00% | 100.00% |  |
Year 1 | $ 994,971 | $ 2,622,248 |  |
Year 2 | 2,636,290 | 644,404 |  |
Year 3 | 669,291 | 2,307,948 |  |
Year 4 | 1,822,835 | 828,270 |  |
Year 5 | 796,136 | 648,727 |  |
Prior | 1,451,896 | 839,251 |  |
General CECL Allowance(1) | (21,377) | (33,588) |  |
Total carrying value, net | $ 8,350,042 | $ 7,857,260 |  |
Weighted Average Risk Rating | 3.1 | 3.1 |  |
Off-balance sheet, credit loss, liability | $ 3,928 | $ 3,106 | $ 3,794 | $ 3,365
1 |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Number of Loans | loan | 0 | 0 |  |
Total | $ 0 | $ 0 |  |
Mortgage loans on real estate, commercial and consumer, percentage of portfolio | 0.00% | 0.00% |  |
Year 1 | $ 0 |  |  |
Year 2 | 0 | 0 |  |
Year 3 | 0 | 0 |  |
Year 4 | 0 | 0 |  |
Year 5 | 0 | 0 |  |
Prior | $ 0 | $ 0 |  |
2 |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Number of Loans | loan | 1 | 1 |  |
Total | $ 32,000 | $ 32,000 |  |
Mortgage loans on real estate, commercial and consumer, percentage of portfolio | 0.40% | 0.40% |  |
Year 1 | $ 0 | $ 0 |  |
Year 2 | 0 | 0 |  |
Year 3 | 0 | 0 |  |
Year 4 | 0 | 0 |  |
Year 5 | 0 | 0 |  |
Prior | $ 32,000 | $ 32,000 |  |
3 |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Number of Loans | loan | 61 | 62 |  |
Total | $ 7,774,143 | $ 7,372,081 |  |
Mortgage loans on real estate, commercial and consumer, percentage of portfolio | 92.80% | 93.50% |  |
Year 1 | $ 994,971 | $ 2,622,248 |  |
Year 2 | 2,636,290 | 644,404 |  |
Year 3 | 669,291 | 2,307,948 |  |
Year 4 | 1,822,835 | 828,270 |  |
Year 5 | 796,136 | 389,264 |  |
Prior | $ 854,620 | $ 579,947 |  |
4 |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Number of Loans | loan | 1 | 1 |  |
Total | $ 106,313 | $ 81,980 |  |
Mortgage loans on real estate, commercial and consumer, percentage of portfolio | 1.30% | 1.00% |  |
Year 1 | $ 0 | $ 0 |  |
Year 2 | 0 | 0 |  |
Year 3 | 0 | 0 |  |
Year 4 | 0 | 0 |  |
Year 5 | 0 | 81,980 |  |
Prior | $ 106,313 | $ 0 |  |
5 |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Number of Loans | loan | 4 | 3 |  |
Total | $ 458,963 | $ 404,787 |  |
Mortgage loans on real estate, commercial and consumer, percentage of portfolio | 5.50% | 5.10% |  |
Year 1 | $ 0 | $ 0 |  |
Year 2 | 0 | 0 |  |
Year 3 | 0 | 0 |  |
Year 4 | 0 | 0 |  |
Year 5 | 0 | 177,483 |  |
Prior | $ 458,963 | $ 227,304 |  |

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