Note 12 - Capital Standards (Tables)

12 Months Ended

Dec. 31, 2025

Notes Tables

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]

										Minimum								To Be Well
(Dollars in thousands)		Actual								Capital Adequacy (1)								Capitalized
December 31, 2025		Amount				Ratio				Amount				Ratio				Amount				Ratio

Total capital (to risk-weighted assets)		$	86,141				12.32	%		$	73,433				10.50	%		$	69,936				10.00	%
Tier 1 capital (to risk-weighted assets)			81,508				11.65	%			59,446				8.50	%			55,949				8.00	%
Common equity tier 1 (to risk-weighted assets)			81,508				11.65	%			48,955				7.00	%			45,459				6.50	%
Tier 1 leverage (to average assets)			81,508				9.38	%			34,774				4.00	%			43,468				5.00	%

December 31, 2024

Total capital (to risk-weighted assets)		$	81,161				12.37	%		$	68,910				10.50	%		$	65,628				10.00	%
Tier 1 capital (to risk-weighted assets)			76,601				11.67	%			55,784				8.50	%			52,503				8.00	%
Common equity tier 1 (to risk-weighted assets)			76,601				11.67	%			45,940				7.00	%			42,658				6.50	%
Tier 1 leverage (to average assets)			76,601				9.12	%			33,580				4.00	%			41,974				5.00	%