General Information - Additional Information (Details)	9 Months Ended
	Mar. 31, 2019 ft² Property
General Information [Line Items]
Number of property leases | Property	2
Property One
General Information [Line Items]
Area of property leases	17,560
Property leases of expiring	2020-04
Property Two
General Information [Line Items]
Area of property leases	5,219
Property leases of expiring	2023-12