Accumulated Other Comprehensive Income (Loss) ("AOCIL"), Summary of Changes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Changes in AOCIL [Roll Forward]
Balance at beginning of period	$ 395,974	$ 355,123	$ 389,522	$ 350,169
Other comprehensive income (loss) before reclassifications	(1,322)	2,105	(4,049)	9,622
Amounts reclassified from AOCIL	4	245	1,123	310
Other comprehensive income (loss)	(1,318)	2,350	(2,926)	9,932
Balances at end of period	400,031	373,092	400,031	373,092
Accumulated Other Comprehensive Income (Loss) [Member]
Changes in AOCIL [Roll Forward]
Balance at beginning of period	8,416	3,796	10,024	(3,786)
Other comprehensive income (loss)	(1,318)	2,350	(2,926)	9,932
Balances at end of period	7,098	6,146	7,098	6,146
Unrealized Gains on Securities Available For Sale [Member]
Changes in AOCIL [Roll Forward]
Balance at beginning of period	14,214	11,315	15,822	3,739
Other comprehensive income (loss) before reclassifications	(1,322)	2,125	(4,049)	9,901
Amounts reclassified from AOCIL	4	0	1,123	(200)
Other comprehensive income (loss)	(1,318)	2,125	(2,926)	9,701
Balances at end of period	12,896	13,440	12,896	13,440
Disproportionate Tax Effects from Securities Available for Sale [Member]
Changes in AOCIL [Roll Forward]
Balance at beginning of period	(5,798)	(5,798)	(5,798)	(5,798)
Other comprehensive income (loss) before reclassifications	0	0	0	0
Amounts reclassified from AOCIL	0	0	0	0
Other comprehensive income (loss)	0	0	0	0
Balances at end of period	(5,798)	(5,798)	(5,798)	(5,798)
Unrealized Losses on Cash Flow Hedges [Member]
Changes in AOCIL [Roll Forward]
Balance at beginning of period	0	(1,721)	0	(1,727)
Other comprehensive income (loss) before reclassifications	0	(20)	0	(279)
Amounts reclassified from AOCIL	0	245	0	510
Other comprehensive income (loss)	0	225	0	231
Balances at end of period	$ 0	$ (1,496)	$ 0	$ (1,496)