SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Details About AOCI (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Details about AOCI Components
Investment income	$ 491	$ 365	$ 193	$ 222	$ 150	$ 160	$ 146	$ 86	$ 1,271	$ 542	$ 316
Reclassification Out Of Accumulated Other Comprehensive Income (Loss)
Details about AOCI Components
Investment income									32	(40)	(43)
Accumulated Net Unrealized Investment Gain Loss | Reclassification Out Of Accumulated Other Comprehensive Income (Loss)
Details about AOCI Components
Investment income									$ 32	$ (40)	$ (43)