Debt and FHLB Stock (Narrative) (Details) $ / shares in Units, $ in Thousands		12 Months Ended
	Jul. 01, 2023	Dec. 31, 2022 USD ($) subsidiary $ / shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2005 USD ($) $ / shares shares	Oct. 01, 2021 USD ($)
Long-Term Debt And Federal Home Loan Bank [Line Items]
Total assets		$ 1,335,977	$ 1,281,166
Number Of Wholly Owned Subsidiaries | subsidiary		1
Common stock, par value (in dollars per share) | $ / shares		$ 0.01	$ 0.01
Advances from the Federal Home Loan Bank		$ 57,723	$ 18,041
Zions Bank
Long-Term Debt And Federal Home Loan Bank [Line Items]
Line of credit, maximum borrowing capacity		10,000
Line of credit facility, maximum amount outstanding during period		0	0
Pacific Community Bankers Bank
Long-Term Debt And Federal Home Loan Bank [Line Items]
Line of credit, maximum borrowing capacity					$ 50,000
Line of credit facility, maximum amount outstanding during period		$ 0	$ 0
Subordinated Debt.
Long-Term Debt And Federal Home Loan Bank [Line Items]
Interest rate, variable rate basis		3-month LIBOR
Effective interest during period		6.69%	2.16%
Subordinated debt securities		$ 5,155
Stated maturity date		May 23, 2035
Subordinated Debt. | LIBOR
Long-Term Debt And Federal Home Loan Bank [Line Items]
Interest LIBOR rate		2.00%
Subordinated Debt. | SOFR | Scenario, Plan [Member]
Long-Term Debt And Federal Home Loan Bank [Line Items]
Interest LIBOR rate	0.26%
Subordinated Debt. | RSB Capital Trust I
Long-Term Debt And Federal Home Loan Bank [Line Items]
Trust term		30 years
Subordinated Debt. | Private placement | RSB Capital Trust I
Long-Term Debt And Federal Home Loan Bank [Line Items]
Number of preferred securities issued				$ 5,000
Common stock issued | shares				155
Common stock, par value (in dollars per share) | $ / shares				$ 1
Federal Home Loan Bank of New York ("FHLBNY")
Long-Term Debt And Federal Home Loan Bank [Line Items]
Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available		$ 667,905	$ 640,500
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged		195,455	170,385
Impairment Related To Federal Home Loan Stock		0	0
Advances from the Federal Home Loan Bank		57,723
Federal Home Loan Bank of New York ("FHLBNY") | Maturity Overnight [Member]
Long-Term Debt And Federal Home Loan Bank [Line Items]
Advances from the Federal Home Loan Bank		$ 0	$ 0