REINSURANCE (Discontinued Operations - Life Insurance Business) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Reinsurance [Line Items]
Ceded insurance in-force	$ 0	$ 1,014,794	$ 1,023,197
Discontinued Operations | Discontinued Operations - Life Insurance
Reinsurance [Line Items]
Ceded insurance in-force	0	1,014,794	1,023,197
Ceded premiums earned	716	2,722	2,768
Loss and loss settlement expenses ceded	$ 1,473	$ 3,726	$ 3,359