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v3.20.1

LOANS - Commercial Real Estate Held for Investment (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Principal payments | $ (134,622) |  |
Realized gain | (136,583) |  |
Beginning allowance | (20,100) |  |
Ending allowance | (137,900) | $ (20,100) |
Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 1,606,091 | 1,296,803 |
Originations & advances | 174,409 | 593,913 |
Principal payments | (91,958) | (316,663) |
Principal write off | (7,000) |  |
Transfers | (43,100) | 40,058 |
Net (increase) decrease in origination fees | (892) | (4,384) |
Realized gain | 204 |  |
Amortization & accretion of (premium) discounts | 1,445 | 5,571 |
Net (increase) decrease in allowance |  | 9,207 |
Beginning allowance | (12,703) |  |
Current period allowance | (75,299) |  |
Write offs | (7,000) |  |
Ending allowance | (88,768) | (12,703) |
Ending balance | 1,563,134 | 1,606,091 | $ 1,296,803
Mezzanine loans | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 170,023 | 315,601 |
Originations & advances | 11,628 | 21,709 |
Principal payments | 0 | (149,633) |
Principal write off | (7,000) |  |
Transfers | 0 | (8,675) |
Net (increase) decrease in origination fees | (80) | (184) |
Realized gain | 0 |  |
Amortization & accretion of (premium) discounts | 46 | 412 |
Net (increase) decrease in allowance |  | 9,207 |
Beginning allowance | (12,703) |  |
Current period allowance | (49,825) |  |
Write offs | (7,000) |  |
Ending allowance | (56,864) | (12,703) |
Ending balance | 130,456 | 170,023 | 315,601
Impact of adopting CECL | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning allowance | (7,766) |  |
Ending allowance |  | (7,766) |
Impact of adopting CECL | Mezzanine loans | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning allowance | (1,336) |  |
Ending allowance |  | (1,336) |
CECL provision, adjusted balance | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 1,618,794 |  |
Ending balance |  | 1,618,794 |
CECL provision, adjusted balance | Mezzanine loans | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 182,726 |  |
Ending balance |  | 182,726 |
Senior Mortgages | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 499,690 | 981,202 |
Originations & advances | 162,781 | 572,204 |
Principal payments | (38,425) | (16,785) |
Principal write off | 0 |  |
Transfers | (95,730) | (1,034,754) |
Net (increase) decrease in origination fees | (812) | (4,200) |
Realized gain | 204 |  |
Amortization & accretion of (premium) discounts | 797 | 2,023 |
Net (increase) decrease in allowance |  | 0 |
Beginning allowance | 0 |  |
Current period allowance | (6,854) |  |
Write offs | 0 |  |
Ending allowance | (9,118) | 0 |
Ending balance | 519,387 | 499,690 | 981,202
Senior Mortgages | Impact of adopting CECL | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning allowance | (2,264) |  |
Ending allowance |  | (2,264) |
Senior Mortgages | CECL provision, adjusted balance | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 499,690 |  |
Ending balance |  | 499,690 |
Senior Securitized Mortgages | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | 936,378 | 0 |
Originations & advances | 0 |  | 0
Principal payments | (53,533) |  | (150,245)
Principal write off | 0 |  |
Transfers | 52,630 | 1,083,487 |
Net (increase) decrease in origination fees | 0 |  | 0
Realized gain | 0 |  |
Amortization & accretion of (premium) discounts | 602 |  | 3,136
Net (increase) decrease in allowance |  | 0 |
Beginning allowance | 0 |  |
Current period allowance | (18,620) |  |
Write offs | 0 |  |
Ending allowance | (22,786) | 0 |
Ending balance | 913,291 | 936,378 | $ 0
Senior Securitized Mortgages | Impact of adopting CECL | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning allowance | (4,166) |  |
Ending allowance |  | (4,166) |
Senior Securitized Mortgages | CECL provision, adjusted balance | Commercial Mortgage |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |
Beginning balance | $ 936,378 |  |
Ending balance |  | $ 936,378 |

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- Definition Amount of decrease in 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, from collection of principal. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Footnote 6 -Subsection 29 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Footnote 6)) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 + Details
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