Nature of Operations and Summary of Significant Accounting Policies - Summary of Property and Equipment Estimated Useful Lives (Details)	12 Months Ended
	Jun. 30, 2017
Buildings
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	30 years
Furniture and fixtures | Minimum
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	3 years
Furniture and fixtures | Maximum
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	7 years
Leasehold Improvements
Property Plant And Equipment [Line Items]
Estimated useful life of Leasehold improvements	Shorter of lease life or life of improvement
Equipment | Minimum
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	5 years
Equipment | Maximum
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	10 years
Assets Under Capital Lease
Property Plant And Equipment [Line Items]
Estimated useful life of Leasehold improvements	Shorter of useful life or lease term
Software | Minimum
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	3 years
Software | Maximum
Property Plant And Equipment [Line Items]
Estimated useful life (in years)	10 years