Condensed Financial Information (Parent Company Only) - Condensed Statements of Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Condensed Comprehensive Income [Line Items]
Net Income	$ 21,425	$ 23,071	$ 22,173	$ 20,422	$ 21,893	$ 20,312	$ 14,639	$ 11,655	$ 87,091	$ 68,499	$ 66,538
Other Comprehensive Income (Loss)
Changes from derivative instruments									3,610	(3,004)	(2,117)
Other Comprehensive Income (Loss), Net of Tax									(20,507)	21,420	14,576
Comprehensive Income									66,584	89,919	81,114
Parent Company
Condensed Comprehensive Income [Line Items]
Net Income									87,091	68,499	66,538
Other Comprehensive Income (Loss)
Changes from derivative instruments									3,610	(3,004)	(2,117)
Unrealized appreciation for the period on held to maturity securities, net of taxes									4,687	(46)	(92)
Unrealized appreciation (depreciation) on available for sale securities, net of taxes									(28,082)	27,865	16,726
Less: reclassification adjustment for realized (gains) losses included in net income, net of taxes									(722)	(3,395)	59
Other Comprehensive Income (Loss), Net of Tax									(20,507)	21,420	14,576
Comprehensive Income									$ 66,584	$ 89,919	$ 81,114