Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Unearned Esop Shares [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]
Beginning Balance at Jun. 30, 2016	$ 83,972	$ 40	$ 47,535	$ (2,887)	$ 37,095	$ 2,189
Net income	3,919				3,919
Other comprehensive loss	(2,556)					(2,556)
Dividends on common stock	(589)				(589)
Stock equity plan	226		226
Stock repurchase	(1,375)	(1)			(1,374)
ESOP shares earned	372		179	193
Ending Balance at Jun. 30, 2017	83,969	39	47,940	(2,694)	39,051	(367)
Net income	1,738				1,738
Other comprehensive loss	(2,535)					(2,535)
Reclassification of stranded tax effects due to tax reform					206	(206)
Dividends on common stock	(730)				(730)
Stock equity plan	225		225
Stock repurchase	(1,380)				(1,380)
ESOP shares earned	388		196	192
Ending Balance at Jun. 30, 2018	$ 81,675	$ 39	$ 48,361	$ (2,502)	$ 38,885	$ (3,108)