Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net income	$ 11,715,000	$ 9,446,000	$ 23,539,000	$ 20,327,000
Other comprehensive income (loss):
Unrealized holding gains (losses) on securities available for sale	9,562,000	(432,000)	14,011,000	(7,574,000)
Fair value of interest rate swap	0	0	0	2,000
Total other comprehensive income (loss)	9,562,000	(432,000)	14,011,000	(7,572,000)
Tax effect of unrealized holding gains (losses) on securities available for sale	(2,008,000)	49,000	(2,942,000)	1,549,000
Tax effect of fair value of interest rate swap	0	0	0	(1,000)
Total tax effect of other comprehensive income	(2,008,000)	49,000	(2,942,000)	1,548,000
Other comprehensive income (loss), net of tax	7,554,000	(383,000)	11,069,000	(6,024,000)
Comprehensive income	$ 19,269,000	$ 9,063,000	$ 34,608,000	$ 14,303,000