INVESTMENTS, Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net investment income [Abstract]
Interest income	$ 1,984	$ 1,573	$ 3,837	$ 3,014
Dividends income	210	128	397	234
Net investment income	$ 2,194	$ 1,701	$ 4,234	$ 3,248