Investment Securities Schedule of Available for Sale Securities (Details)	Dec. 31, 2021 USD ($) security	Dec. 31, 2020 USD ($) security
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	$ 560,142,000	$ 357,497,000
Gross Unrealized Gains	3,680,000	8,118,000
Gross Unrealized Losses	(4,506,000)	(328,000)
Available-For-Sale Securities, at Fair Value	559,316,000	365,287,000
Maturities of Debt Securities, at Amortized Cost:
Within One Year	5,104,000
From 1 - 5 Years	475,174,000
From 5 - 10 Years	79,864,000
Over 10 Years	0
Maturities of Debt Securities, at Fair Value:
Within One Year	5,172,000
From 1 - 5 Years	474,910,000
From 5 - 10 Years	79,234,000
Over 10 Years	0
Securities in a Continuous Loss Position, at Fair Value:
Less than 12 Months	337,380,000	29,926,000
12 Months or Longer	30,014,000	5,682,000
Total	$ 367,394,000	$ 35,608,000
Number of Securities in a Continuous Loss Position | security	54	6
Unrealized Losses on Securities in a Continuous Loss Position:
Less than 12 Months	$ 3,520,000	$ 74,000
12 Months or Longer	986,000	254,000
Total	4,506,000	328,000
Debt securities, available-for-sale, allowance for credit loss	0
U.S. Government & Agency Obligations
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	110,000,000	65,002,000
Gross Unrealized Gains	63,000	184,000
Gross Unrealized Losses	(1,698,000)	(74,000)
Available-For-Sale Securities, at Fair Value	65,112,000
Maturities of Debt Securities, at Amortized Cost:
Within One Year	5,000,000
From 1 - 5 Years	105,000,000
From 5 - 10 Years	0
Over 10 Years	0
Maturities of Debt Securities, at Fair Value:
Within One Year	5,064,000
From 1 - 5 Years	103,301,000
From 5 - 10 Years	0
Over 10 Years	0
Securities in a Continuous Loss Position, at Fair Value:
Less than 12 Months	74,088,000	29,926,000
12 Months or Longer	29,214,000	0
Total	$ 103,302,000	$ 29,926,000
Number of Securities in a Continuous Loss Position | security	14	4
Unrealized Losses on Securities in a Continuous Loss Position:
Less than 12 Months	$ 912,000	$ 74,000
12 Months or Longer	786,000	0
Total	1,698,000	74,000
U.S. Government & Agency Obligations | Agency Securities
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	110,000,000	65,002,000
Available-For-Sale Securities, at Fair Value	108,365,000	65,112,000
State and Municipal Obligations
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	400,000	528,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Available-For-Sale Securities, at Fair Value	528,000
Maturities of Debt Securities, at Amortized Cost:
Within One Year	0
From 1 - 5 Years	40,000
From 5 - 10 Years	360,000
Over 10 Years	0
Maturities of Debt Securities, at Fair Value:
Within One Year	0
From 1 - 5 Years	40,000
From 5 - 10 Years	360,000
Over 10 Years	0
Securities in a Continuous Loss Position, at Fair Value:
Less than 12 Months	0	0
12 Months or Longer	0	0
Total	$ 0	$ 0
Number of Securities in a Continuous Loss Position | security	0	0
Unrealized Losses on Securities in a Continuous Loss Position:
Less than 12 Months	$ 0	$ 0
12 Months or Longer	0	0
Total	0	0
Mortgage- Backed Securities
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	448,742,000	290,967,000
Gross Unrealized Gains	3,617,000	7,934,000
Gross Unrealized Losses	(2,608,000)	(54,000)
Available-For-Sale Securities, at Fair Value	298,847,000
Maturities of Debt Securities, at Amortized Cost:
Within One Year	104,000
From 1 - 5 Years	370,134,000
From 5 - 10 Years	78,504,000
Over 10 Years	0
Maturities of Debt Securities, at Fair Value:
Within One Year	108,000
From 1 - 5 Years	371,569,000
From 5 - 10 Years	78,074,000
Over 10 Years	0
Securities in a Continuous Loss Position, at Fair Value:
Less than 12 Months	263,292,000	0
12 Months or Longer	0	4,882,000
Total	$ 263,292,000	$ 4,882,000
Number of Securities in a Continuous Loss Position | security	39	1
Unrealized Losses on Securities in a Continuous Loss Position:
Less than 12 Months	$ 2,608,000	$ 0
12 Months or Longer	0	54,000
Total	2,608,000	54,000
Mortgage- Backed Securities | US Government Agencies Debt Securities
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	9,386,000	12,696,000
Available-For-Sale Securities, at Fair Value	9,371,000	12,683,000
Mortgage- Backed Securities | US Government-sponsored Enterprises Debt Securities
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	439,356,000	278,271,000
Available-For-Sale Securities, at Fair Value	440,380,000	286,164,000
Corporate Debt Securities
Available-for-Sale Securities
Available-For-Sale Securities, at Amortized Cost	1,000,000	1,000,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(200,000)	(200,000)
Available-For-Sale Securities, at Fair Value	800,000
Maturities of Debt Securities, at Amortized Cost:
Within One Year	0
From 1 - 5 Years	0
From 5 - 10 Years	1,000,000
Over 10 Years	0
Maturities of Debt Securities, at Fair Value:
Within One Year	0
From 1 - 5 Years	0
From 5 - 10 Years	800,000
Over 10 Years	0
Securities in a Continuous Loss Position, at Fair Value:
Less than 12 Months	0	0
12 Months or Longer	800,000	800,000
Total	$ 800,000	$ 800,000
Number of Securities in a Continuous Loss Position | security	1	1
Unrealized Losses on Securities in a Continuous Loss Position:
Less than 12 Months	$ 0	$ 0
12 Months or Longer	200,000	200,000
Total	200,000	200,000
Collateral Pledged
Available-for-Sale Securities
Available-For-Sale Securities, Pledged as Collateral, at Fair Value	$ 298,106,000	$ 244,411,000