Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Condensed Consolidated Statements of Comprehensive Income (Unaudited) [Abstract]
Net Income	$ 17,502	$ 14,810	$ 50,368	$ 43,241
Other Comprehensive Income
Increase in Net Unrealized (Loss) Gain on Available-for-Sale Securities	(2,237)	(2,325)	(16,846)	13,803
Deferred Tax Provision Benefit (Expense) Related to Unrealized (Loss) Gains	662	688	4,981	(4,080)
Reclassification Adjustment for Realized Gains on Available-for-Sale Securities Included in Net Income	0	0	(2,554)	(13)
Deferred Tax Related to Reclassification Adjustment	0	0	755	4
Amortization of Unrealized Loss on Securities Transferred to Held to Maturity	(135)	0	(373)	0
Deferred Tax Benefit Related to Loss on Securities Transferred	40	0	110	0
Total Other Comprehensive (Loss) Income	(1,670)	(1,637)	(13,927)	9,714
Comprehensive Income	$ 15,832	$ 13,173	$ 36,441	$ 52,955