Investment Securities - Summary of Gross Unrealized Losses and Fair Value (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Less than 12 Months, Fair Value	$ 61,726	$ 26,609
Available-for-sale Securities, Less than 12 Months, Unrealized Losses	(8,086)	(304)
Available-for-sale Securities, 12 Months or Longer, Fair Value	16,222	5,771
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses	(2,585)	(117)
Available-for-sale Securities, Fair Value, Total	77,948	32,380
Available-for-sale Securities, Unrealized Losses, Total	(10,671)	(421)
Held-to-maturity Securities, Less than 12 Months, Fair Value	30,915
Held-to-maturity Securities, Less than 12 Months, Unrealized Losses	(1,656)
Held-to-maturity Securities, 12 Months or Longer, Fair Value	0
Held-to-maturity Securities, 12 Months or Longer, Unrealized Losses	0
Held-to-maturity Securities, Fair Value, Total	30,915
Held-to-maturity Securities, Unrealized Losses, Total	(1,656)
Small Business Administration Loan Pools [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Less than 12 Months, Fair Value	331	0
Available-for-sale Securities, Less than 12 Months, Unrealized Losses	(1)	0
Available-for-sale Securities, 12 Months or Longer, Fair Value	570	1,084
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses	(12)	(15)
Available-for-sale Securities, Fair Value, Total	901	1,084
Available-for-sale Securities, Unrealized Losses, Total	(13)	(15)
Obligations of state and political subdivisions [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Less than 12 Months, Fair Value	35,929	3,189
Available-for-sale Securities, Less than 12 Months, Unrealized Losses	(5,474)	(38)
Available-for-sale Securities, 12 Months or Longer, Fair Value	1,668	0
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses	(532)	0
Available-for-sale Securities, Fair Value, Total	37,597	3,189
Available-for-sale Securities, Unrealized Losses, Total	(6,006)	(38)
Mortgage-backed securities in government-sponsored entities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Less than 12 Months, Fair Value	25,466	23,420
Available-for-sale Securities, Less than 12 Months, Unrealized Losses	(2,611)	(266)
Available-for-sale Securities, 12 Months or Longer, Fair Value	13,984	4,687
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses	(2,041)	(102)
Available-for-sale Securities, Fair Value, Total	39,450	28,107
Available-for-sale Securities, Unrealized Losses, Total	(4,652)	$ (368)
Corporate Debentures [Member]
Debt Securities, Available-for-sale [Line Items]
Held-to-maturity Securities, Less than 12 Months, Fair Value	14,110
Held-to-maturity Securities, Less than 12 Months, Unrealized Losses	(883)
Held-to-maturity Securities, 12 Months or Longer, Fair Value	0
Held-to-maturity Securities, 12 Months or Longer, Unrealized Losses	0
Held-to-maturity Securities, Fair Value, Total	14,110
Held-to-maturity Securities, Unrealized Losses, Total	(883)
Structured Mortgage-backed Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Held-to-maturity Securities, Less than 12 Months, Fair Value	16,805
Held-to-maturity Securities, Less than 12 Months, Unrealized Losses	(773)
Held-to-maturity Securities, 12 Months or Longer, Fair Value	0
Held-to-maturity Securities, 12 Months or Longer, Unrealized Losses	0
Held-to-maturity Securities, Fair Value, Total	16,805
Held-to-maturity Securities, Unrealized Losses, Total	$ (773)

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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