Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Condensed Consolidated Statements of Comprehensive Income (Unaudited) [Abstract]
Net Income	$ 16,153	$ 14,309	$ 32,866	$ 28,431
Other Comprehensive Income
Increase in Net Unrealized (Loss) Gain on Available-for-Sale Securities	3,957	1,338	(14,609)	16,128
Deferred Tax Benefit Related to Unrealized (Loss) Gains	(1,170)	(396)	4,319	(4,768)
Reclassification Adjustment for Realized Gains on Available-for-Sale Securities Included in Net Income	(714)	0	(2,554)	(13)
Deferred Tax Benefit Related to Reclassification Adjustment	211	0	755	4
Amortization of Unrealized Loss on Securities Transferred from Available-for-Sale to Held to Maturity	(180)	0	(238)	0
Deferred Tax Benefit Related to loss on Securities Transferred	54	0	70	0
Total Other Comprehensive Income	2,158	942	(12,257)	11,351
Comprehensive Income	$ 18,311	$ 15,251	$ 20,609	$ 39,782