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Securities - Securities Available for Sale (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Debt Securities, Available-for-sale [Line Items]
Total debt securities	$ 727,205	$ 565,493
Unrealized Gains	12,898	20,177
Unrealized Losses	(7,310)	(762)
Fair Value	732,793	584,908
U.S. Gov’t sponsored entities
Debt Securities, Available-for-sale [Line Items]
Total debt securities	147,445	150,404
Unrealized Gains	4,301	6,698
Unrealized Losses	(1,170)	(60)
Fair Value	150,576	157,042
States and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Total debt securities	107,856	67,819
Unrealized Gains	2,194	3,186
Unrealized Losses	(1,219)	(122)
Fair Value	108,831	70,883
Residential & multi-family mortgage
Debt Securities, Available-for-sale [Line Items]
Total debt securities	427,675	306,054
Unrealized Gains	5,765	9,276
Unrealized Losses	(4,631)	(138)
Fair Value	428,809	315,192
Corporate notes and bonds
Debt Securities, Available-for-sale [Line Items]
Total debt securities	23,426	15,221
Unrealized Gains	92	105
Unrealized Losses	(279)	(400)
Fair Value	23,239	14,926
Pooled SBA
Debt Securities, Available-for-sale [Line Items]
Total debt securities	20,803	24,975
Unrealized Gains	546	912
Unrealized Losses	(11)	(1)
Fair Value	21,338	25,886
Other
Debt Securities, Available-for-sale [Line Items]
Total debt securities	0	1,020
Unrealized Gains	0	0
Unrealized Losses	0	(41)
Fair Value	$ 0	$ 979

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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