Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Consolidated Statements of Comprehensive Income
Net income	$ 42,494	$ 25,934	$ 40,504	$ 55,880
Other comprehensive income, net of tax:
Unrealized holding gains during the period, net of income tax expense of $9,391, $3,502, $3,467 and $8,798.	35,328	13,176	13,044	33,099
Reclassification adjustment for net realized losses (gains) on investments included in net income, net of income tax benefit (expense) of $152, ($102), $284 and ($67).	570	(382)	1,068	(252)
Other comprehensive income, net of tax:	35,898	12,794	14,112	32,847
Comprehensive income	$ 78,392	$ 38,728	$ 54,616	$ 88,727