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Investments (Unrealized Gain (Loss) On Investments) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	$ 556,994	$ 525,717
Gross unrealized gains	64	8,760
Gross unrealized losses	(65,026)	(4,666)
Fair value	492,032	529,811
U.S Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	92,305	84,896
Gross unrealized gains		88
Gross unrealized losses	(12,396)	(698)
Fair value	79,909	84,286
Municipal [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	203,370	206,501
Gross unrealized gains	24	7,148
Gross unrealized losses	(34,133)	(1,422)
Fair value	169,261	212,227
Corporate [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	26,311	24,794
Gross unrealized gains		333
Gross unrealized losses	(1,689)	(188)
Fair value	24,622	24,939
Agency Mortgage-Backed & asset-backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	169,537	178,614
Gross unrealized gains	38	1,157
Gross unrealized losses	(12,555)	(2,086)
Fair value	157,020	177,685
Non-Agency mortgage & asset-backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	65,471	30,912
Gross unrealized gains	2	34
Gross unrealized losses	(4,253)	(272)
Fair value	$ 61,220	$ 30,674

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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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