Note 2 - Securities (Tables)

12 Months Ended

Jun. 30, 2017

Notes Tables

Marketable Securities [Table Text Block]

Available-for-sale	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
June 30, 2017
Obligations of U.S. government-sponsored entities and agencies	$	12,571	$	90	$	(74	)	$	12,587
Obligations of state and political subdivisions		56,824		890		(254	)		57,460
U.S. Government-sponsored mortgage-backed securities - residential		64,092		184		(438	)		63,838
U.S. Government-sponsored mortgage-backed securities - commercial		1,459		—		(1	)		1,458
U.S. Government-sponsored collateralized mortgage obligations - residential		6,310		1		(100	)		6,211
Pooled trust preferred security		155		377		—			532
Total available-for-sale securities	$	141,411	$	1,542	$	(867	)	$	142,086

Held-to-maturity	Amortized Cost		Gross Unrecognized Gains		Gross Unrecognized Losses			Fair Value
June 30, 2017
Obligations of state and political subdivisions	$	4,259	$	73	$	(3	)	$	4,329
Total held-to-maturity securities	$	4,259	$	73	$	(3	)	$	4,329

Available-for-sale	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
June 30, 2016
Obligations of U.S. government-sponsored entities and agencies	$	9,682	$	362	$	—		$	10,044
Obligations of state and political subdivisions		53,952		2,010		(8	)		55,954
U.S. Government-sponsored mortgage-backed securities - residential		58,702		920		(26	)		59,596
U.S. Government-sponsored mortgage-backed securities - commercial		1,485		41		—			1,526
U.S. Government-sponsored collateralized mortgage obligations - residential		5,774		49		(3	)		5,820
Pooled trust preferred security		153		276		—			429
Total available-for-sale securities	$	129,748	$	3,658	$	(37	)	$	133,369

Held-to-maturity	Amortized Cost		Gross Unrecognized Gains		Gross Unrecognized Losses		Fair Value
June 30, 2016
Obligations of state and political subdivisions	$	3,494	$	125	$	—	$	3,619
Total held-to-maturity securities	$	3,494	$	125	$	—	$	3,619

Schedule of Realized Gain (Loss) [Table Text Block]

	2017		2016
Proceeds from sales and calls	$	14,255	$	10,596
Gross realized gains		213		202
Gross realized losses		4		—

Investments Classified by Contractual Maturity Date [Table Text Block]

Available-for-sale	Amortized Cost		Fair Value
Due in one year or less	$	1,552	$	1,555
Due after one year through five years		17,428		17,727
Due after five years through ten years		28,024		28,367
Due after ten years		22,391		22,398
Total		69,395		70,047
U.S. Government-sponsored mortgage-backed and related securities		71,861		71,507
Pooled trust preferred security		155		532
Total	$	141,411	$	142,086

Held-to-maturity	Amortized Cost		Fair Value
Due after five years through ten years	$	601	$	620
Due after ten years		3,658		3,709
Total	$	4,259	$	4,329

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less than 12 Months					12 Months or more					Total
Available-for-sale	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
June 30, 2017
Obligations of US government-sponsored entities and agencies	$	4,336	$	(74	)	$	—	$	—		$	4,336	$	(74	)
Obligations of states and political subdivisions		13,881		(241	)		834		(13	)		14,715		(254	)
Mortgage-backed securities - residential		42,071		(391	)		2,805		(47	)		44,876		(438	)
Mortgage-backed securities - commercial		1,458		(1	)		—		—			1,458		(1	)
Collateralized mortgage obligations - residential		5,417		(88	)		654		(12	)		6,071		(100	)
Total available-for-sale	$	67,163	$	(795	)	$	4,293	$	(72	)	$	71,456	$	(867	)

	Less than 12 Months					12 Months or more				Total
Held-to-Maturity	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
June 30, 2017
Obligations of states and political subdivisions	$	933	$	(3	)	$	—	$	—	$	933	$	(3	)

	Less than 12 Months					12 Months or more					Total
Available-for-sale	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
June 30, 2016
Obligations of states and political subdivisions	$	572	$	(6	)	$	641	$	(2	)	$	1,213	$	(8	)
Mortgage-backed securities - residential		4,899		(12	)		4,836		(14	)		9,735		(26	)
Collateralized mortgage obligations - residential		—		—			1,212		(3	)		1,212		(3	)
Total available-for-sale	$	5,471	$	(18	)	$	6,689	$	(19	)	$	12,160	$	(37	)