Commitments and Contingencies (Schedule of unfunded commitments) (Details) - USD ($) $ in Thousands		12 Months Ended
	Jan. 01, 2023	Dec. 31, 2023
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Provision for credit losses	$ 221	$ 36
Ending balance		257
Commercial real estate
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Provision for credit losses		23
Ending balance		172
Commercial and industrial
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Provision for credit losses		7
Ending balance		72
Consumer
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Provision for credit losses		6
Ending balance		13
Cumulative effect of change in accounting principle | Accounting Standards Update 2016-13
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	221	221
Cumulative effect of change in accounting principle | Accounting Standards Update 2016-13 | Commercial real estate
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	149	149
Cumulative effect of change in accounting principle | Accounting Standards Update 2016-13 | Commercial and industrial
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	65	65
Cumulative effect of change in accounting principle | Accounting Standards Update 2016-13 | Consumer
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	$ 7	$ 7