Restructuring Obligations and Charges (Details)	3 Months Ended
	Sep. 30, 2017 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring obligations, beginning of period	$ 0
Restructuring costs incurred	128,000
Cash payments	(57,000)
Restructuring obligations, end of period	71,000
Relocation [Member]
Restructuring Reserve [Roll Forward]
Restructuring obligations, beginning of period	0
Restructuring costs incurred	42,000
Cash payments	0
Restructuring obligations, end of period	42,000
Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring obligations, beginning of period	0
Restructuring costs incurred	86,000
Cash payments	(57,000)
Restructuring obligations, end of period	$ 29,000