Securities - Unrealized Losses (Details) $ in Thousands	Jun. 30, 2022 USD ($) Securities	Dec. 31, 2021 USD ($) Securities
Less than 12 Months
Fair Value	$ 512,795	$ 161,024
Unrealized Losses	$ 62,332	$ 2,546
Number of Securities \| Securities	331	57
12 Months or More
Fair Value	$ 42,510	$ 1,310
Unrealized Losses	$ 8,828	$ 5
Number of Securities \| Securities	17	4
Total
Fair Value	$ 555,305	$ 162,334
Unrealized Losses	$ 71,160	$ 2,551
Number of Securities \| Securities	348	61
Mortgage-backed - GSE residential
Less than 12 Months
Fair Value	$ 124,609	$ 87,306
Unrealized Losses	$ 11,678	$ 1,774
Number of Securities \| Securities	45	16
12 Months or More
Fair Value	$ 34,332	$ 0
Unrealized Losses	$ 6,674	$ 0
Number of Securities \| Securities	7	0
Total
Fair Value	$ 158,941	$ 87,306
Unrealized Losses	$ 18,352	$ 1,774
Number of Securities \| Securities	52	16
Collateralized mortgage obligations - GSE residential
Less than 12 Months
Fair Value	$ 12,809	$ 803
Unrealized Losses	$ 386	$ 10
Number of Securities \| Securities	18	2
12 Months or More
Fair Value	$ 403	$ 0
Unrealized Losses	$ 14	$ 0
Number of Securities \| Securities	1	0
Total
Fair Value	$ 13,212	$ 803
Unrealized Losses	$ 400	$ 10
Number of Securities \| Securities	19	2
State and political subdivisions
Less than 12 Months
Fair Value	$ 370,681	$ 72,915
Unrealized Losses	$ 50,096	$ 762
Number of Securities \| Securities	264	39
12 Months or More
Fair Value	$ 7,775	$ 1,310
Unrealized Losses	$ 2,140	$ 5
Number of Securities \| Securities	9	4
Total
Fair Value	$ 378,456	$ 74,225
Unrealized Losses	$ 52,236	$ 767
Number of Securities \| Securities	273	43
Corporate bonds
Less than 12 Months
Fair Value	$ 4,696	$ 0
Unrealized Losses	$ 172	$ 0
Number of Securities \| Securities	4	0
12 Months or More
Fair Value	$ 0	$ 0
Unrealized Losses	$ 0	$ 0
Number of Securities \| Securities	0	0
Total
Fair Value	$ 4,696	$ 0
Unrealized Losses	$ 172	$ 0
Number of Securities \| Securities	4	0

Available For Sale Securities, Less Than Twelve Months [Abstract]

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Available For Sale Securities, Twelve Months Or Longer [Abstract]

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset.

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