INVESTMENTS (Amortized Cost and Aggregate Fair Value of Debt Securities, by Contractual Maturity) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Investments [Abstract]
Available-for-sale Securities, Due in one year or less, Amortized Cost	$ 1,637
Available-for-sale Securities, Due in one year or less, Fair Value	1,629
Available-for-sale Securities, Due after one year through five years, Amortized Cost	18,944
Available-for-sale Securities, Due after one year through five years, Fair Value	18,644
Available-for-sale Securities, Due after five years through ten years, Amortized Cost	27,489
Available-for-sale Securities, Due after five years through ten years, Fair Value	26,786
Available-for-sale Securities, Due after ten years, Amortized Cost	53,758
Available-for-sale Securities, Due after ten years, Fair Value	55,471
Fixed maturities, Amortized Cost	101,828	$ 97,102
Available-for-sale Securities, Fair Value	102,530
Held-to-maturity Securities, Due after one year through five years, Amortized Cost	26
Held-to-maturity Securities, Due after one year through five years, Fair Value	27
Held-to-maturity Securities, Due after five years through ten years, Amortized Cost	4
Held-to-maturity Securities, Due after five years through ten years, Fair Value	5
Held-to-maturity Securities, Due after ten years, Amortized Cost	1,219
Held-to-maturity Securities, Due after ten years, Fair Value	1,322
Held-to-maturity Securities, Amortized Cost	1,249	1,290
Debt Securities, Held-to-maturity, Fair Value	$ 1,354	$ 1,345