Employee Benefit Plans (Details) - USD ($)	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Jun. 30, 2016
Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 54,000	$ 58,000
Expected return on plan assets	(69,000)	(77,000)
Amortization of net loss	49,000	34,000
Net periodic pension cost	34,000	15,000
Supplemental Executive Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Net periodic pension cost	77,000	$ 58,000
Postemployment benefits liability	$ 2,300,000		$ 2,000,000