Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Net income (loss)	$ 25,929	$ 27,968
Change in net unrealized gains (losses) on investments:
Unrealized gains (losses) on investments arising during the period, net of deferred tax of $1,723 and $7,010 in 2015 and 2014, respectively	3,201	13,314
Reclassification adjustment for net realized (gains) losses included in net income net of deferred tax of $698 and $366 in 2015 and 2014, respectively	(1,297)	(679)
Change in net unrealized gains (losses) on investments	1,904	12,635
Change in other-than-temporary impairments:
Non credit other-than-temporary impairments arising during the period, net of deferred tax of $8 and $31 in 2015 and 2014, respectively	15	56
Reclassification adjustment for non credit other-than-temporary impairment losses recognized in net income net of deferred tax of $0 in 2015 and 2014, respectively	0	0
Change in other-than-temporary impairments	15	56
Change in foreign currency translation gains (losses), net of deferred tax of $429 and $3,584 in 2015 and 2014, respectively	(796)	(7,739)
Other comprehensive income	1,123	4,952
Comprehensive income	$ 27,052	$ 32,920