Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net Income	$ 68,499	$ 66,538	$ 53,117
Change in fair value of derivative instruments:
Change in fair value of derivative instruments for the period	(3,803)	(2,680)	(32)
Income tax effect	799	563	7
Changes from derivative instruments	(3,004)	(2,117)	(25)
Change in securities:
Unrealized appreciation (depreciation) for the period on AFS securities	35,272	21,173	(5,067)
Amortization from transfer of securities from available for sale to held to maturity securities	(58)	(117)	(190)
Reclassification adjustment for securities (gains) losses realized in income	(4,297)	75	443
Income tax effect	(6,493)	(4,438)	1,012
Unrealized gains (losses) on securities	24,424	16,693	(3,802)
Other Comprehensive Income (Loss), Net of Tax	21,420	14,576	(3,827)
Comprehensive Income	$ 89,919	$ 81,114	$ 49,290