Investments (Unrealized Gain (Loss) On Investments) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	$ 554,357	$ 525,717
Gross unrealized gains	238	8,760
Gross unrealized losses	(44,808)	(4,666)
Fair value	509,787	529,811
U.S Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	92,465	84,896
Gross unrealized gains		88
Gross unrealized losses	(8,396)	(698)
Fair value	84,069	84,286
Municipal [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	205,476	206,501
Gross unrealized gains	181	7,148
Gross unrealized losses	(23,463)	(1,422)
Fair value	182,194	212,227
Corporate [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	25,806	24,794
Gross unrealized gains	5	333
Gross unrealized losses	(982)	(188)
Fair value	24,829	24,939
Agency Mortgage-Backed & asset-backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	174,471	178,614
Gross unrealized gains	51	1,157
Gross unrealized losses	(9,549)	(2,086)
Fair value	164,973	177,685
Non-Agency mortgage & asset-backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	56,139	30,912
Gross unrealized gains	1	34
Gross unrealized losses	(2,418)	(272)
Fair value	$ 53,722	$ 30,674

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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