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Note 3 - Debt Securities (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

		*December 31, 2020*
		*Amortized*				*Unrealized*				*Unrealized*				*Fair*
		*Cost*				*Gains*				*Losses*				*Value*
(Amounts in thousands)
U.S. Agency securities		$	555			$	—			$	(4	)		$	551
Municipal securities			43,950				509				—				44,459
Mortgage-backed Agency securities			37,453				992				(97	)			38,348
Total		$	81,958			$	1,501			$	(101	)		$	83,358

		*December 31, 2019*
		*Amortized*				*Unrealized*				*Unrealized*				*Fair*
		*Cost*				*Gains*				*Losses*				*Value*
(Amounts in thousands)
U.S. Agency securities		$	5,038			$	—			$	(4	)		$	5,034
Municipal securities			85,992				886				—				86,878
Mortgage-backed Agency securities			77,448				380				(166	)			77,662
Total		$	168,478			$	1,266			$	(170	)		$	169,574

Investments Classified by Contractual Maturity Date [Table Text Block]

(Amounts in thousands)		U.S. Agency Securities				Municipal Securities				Total
Amortized cost maturity:
One year or less		$	—			$	—			$	—
After one year through five years			—				24,485				24,485
After five years through ten years			555				19,465				20,020
After ten years			—				—				—
Amortized cost		$	555			$	43,950				44,505
Mortgage-backed securities											37,453
Total amortized cost										$	81,958

Fair value maturity:
One year or less		$	—			$	—			$	—
After one year through five years			—				24,703				24,703
After five years through ten years			551				19,756				20,307
After ten years			—				—				—
Fair value		$	551			$	44,459				45,010
Mortgage-backed securities											38,348
Total fair value										$	83,358

Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block]

		*December 31, 2020*
		*Less than 12 Months*								*12 Months or Longer*								*Total*
		*Fair*				*Unrealized*				*Fair*				*Unrealized*				*Fair*				*Unrealized*
		*Value*				*Losses*				*Value*				*Losses*				*Value*				*Losses*
(Amounts in thousands)
U.S. Agency securities		$	—			$	—			$	544			$	(4	)		$	544			$	(4	)
Municipal securities			—				—				—				—				—				—
Mortgage-backed Agency securities			11,018				(97	)			—				—				11,018				(97	)
Total		$	11,018			$	(97	)		$	544			$	(4	)		$	11,562			$	(101	)

		*December 31, 2019*
		*Less than 12 Months*								*12 Months or Longer*								*Total*
		*Fair*				*Unrealized*				*Fair*				*Unrealized*				*Fair*				*Unrealized*
		*Value*				*Losses*				*Value*				*Losses*				*Value*				*Losses*
(Amounts in thousands)
U.S. Agency securities		$	975			$	(4	)		$	—			$	—			$	975			$	(4	)
Municipal securities			—				—				—				—				—				—
Mortgage-backed Agency securities			8,020				(48	)			8,319				(118	)			16,339				(166	)
Total		$	8,995			$	(52	)		$	8,319			$	(118	)		$	17,314			$	(170	)

Realized Gain (Loss) on Investments [Table Text Block]

		*Year Ended December 31,*
		*2020*				*2019*				*2018*
(Amounts in thousands)
Gross realized gains		$	419			$	67			$	—
Gross realized losses			(34	)			(110	)			(618	)
Net gain (loss) on sale of securities		$	385			$	(43	)		$	(618	)