OTHER COMPREHENSIVE INCOME (Details 2) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Reclassification out of accumulated comprehensive income into net income available to common shareholders [Line Items]
Other realized investment losses	$ (18,497)	$ (56,779)
OTTI losses	(6,553)	(9,729)
Income before income taxes and interest in income (loss) of equity method investments	16,284	41,846
Income tax expense	9,337	6,540
Net income available to common shareholders	5,014	38,417
Foreign currency translation adjustment [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of accumulated comprehensive income into net income available to common shareholders [Line Items]
Income before income taxes and interest in income (loss) of equity method investments	(24,149)	0
Income tax expense	0	0
Net income available to common shareholders	(24,149)	0
Unrealized investment gains (losses) on available for sale investments [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of accumulated comprehensive income into net income available to common shareholders [Line Items]
Other realized investment losses	(19,206)	(54,263)
OTTI losses	(6,553)	(9,729)
Income before income taxes and interest in income (loss) of equity method investments	(25,759)	(63,992)
Income tax expense	791	4,711
Net income available to common shareholders	$ (24,968)	$ (59,281)