REAL ESTATE SECURITIES (Narrative) (Details) - USD ($) |
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Investments, Debt and Equity Securities [Abstract] | ||||
| OTTI recorded | $ 23,100,000 | $ 600,000 | $ 23,100,000 | $ 2,400,000 |
| OTTI recorded in other comprehensive income | $ 0 | $ 0 | $ 100,000 | |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before tax of other than temporary impairment (OTTI) on investment in available-for-sale debt security, recognized in other comprehensive loss. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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