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INVESTMENTS (Mortgage Loans) (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Mortgage Loans held-for-investment:
Commercial	$ 517,181,000	$ 432,748,000
Commercial, Percent	100.00%	100.00%
Total Mortgage Loans held-for-investment	$ 517,181,000	$ 432,748,000
Total Mortgage Loans held-for investment, Percent	100.00%	100.00%
Weighted average debt service coverage ratios	2.1
Weighted average loan-to-value ratios	58.00%
Credit losses associated with commercial mortgage loans	$ 0	$ 0

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- Definition

Loans Held For Investment, Commercial, Percent

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Total Mortgage Loans held-for-investment, Percent

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Weighted Average Debt Service Coverage Ratios

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- Definition

Weighted average loan-to-value ratios

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- Definition

The reserve to cover probable credit losses related to specifically identified fixed maturity real estate loans as well as probable credit losses inherent in the remainder of that loan portfolio.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 310
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=118959141&loc=d3e21338-158488

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- Definition

The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(c))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

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- Definition

Amount, before allowance for credit loss, of financing receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
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