Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net income	$ 19,184	$ 16,861	$ 45,113	$ 44,829
Change in net unrealized gains (losses) on investments:
Unrealized gains (losses) on investments arising during the period, net of deferred tax of $11,023 and ($12,810) in 2015 and 2014, respectively	(23,884)	10,769	(20,929)	24,290
Reclassification adjustment for net realized (gains) losses included in net income net of deferred tax of $663 and ($879) in 2015 and 2014, respectively	(130)	2,520	(1,231)	1,633
Change in net unrealized gains (losses) on investments	(24,014)	13,289	(22,160)	25,923
Change in other-than-temporary impairments:
Non credit other-than-temporary impairments arising during the period, net of deferred tax of $10 and ($69) in 2015 and 2014, respectively	(32)	73	(17)	130
Reclassification adjustment for other-than-temporary impairment credit losses recognized in net income net of deferred tax of ($143) in 2015 and $0 in 2014	266		316
Change in other-than-temporary impairments	234	73	299	130
Change in foreign currency translation gains (losses), net of deferred tax of ($422) and ($785) in 2015 and 2014, respectively	807	2,742	11	(4,997)
Other comprehensive income (loss)	(22,973)	16,104	(21,850)	21,056
Comprehensive income (loss)	$ (3,789)	$ 32,965	$ 23,263	$ 65,885