Consolidated Statements of Earnings and Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Change in unrealized gains (losses), deferred taxes	$ 52,766	$ 25,123	$ 196,336	$ 128,379
Reclassification for net realized capital gains and other than temporary impairment losses, taxes	(9,377)	(5,422)	(31,061)	(22,999)
Change in unrealized currency translation adjustment, deferred taxes	$ 3,967	$ (1,637)	$ 12,050	$ 10,318