Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Consolidated Statements of Comprehensive Income
Net income	$ 44,742	$ 15,619	$ 85,246	$ 71,499
Other comprehensive income, net of tax:
Unrealized holding gains during the period, net of income tax expense of $1,635, $1,864, $5,102 and $10,663.	6,152	7,014	19,195	40,113
Reclassification adjustment for net realized (gains) losses on investments included in net income, net of income tax (expense) benefit of ($140), ($251), $143 and ($318).	(529)	(943)	540	(1,195)
Other comprehensive income, net of tax:	5,623	6,071	19,735	38,918
Comprehensive income	$ 50,365	$ 21,690	$ 104,981	$ 110,417