SEGMENT INFORMATION (Narrative) (Details)	9 Months Ended	12 Months Ended
Sep. 17, 2017 segment	Dec. 31, 2019 segment location
Segment Reporting Information [Line Items]
Number of reportable business segments \| segment	2	1
Continuing Operations - Property and Casualty Insurance
Segment Reporting Information [Line Items]
Number of domestic business locations \| location		6
Continuing Operations - Property and Casualty Insurance \| Commercial Lines \| Product Concentration Risk \| Sales Revenue, Segment
Segment Reporting Information [Line Items]
Percentage of insurance in force		93.30%
Continuing Operations - Property and Casualty Insurance \| Personal Lines \| Product Concentration Risk \| Sales Revenue, Segment
Segment Reporting Information [Line Items]
Percentage of insurance in force		6.70%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration