Commitments and Contigencies - Additional Information (Detail) (USD $)	9 Months Ended	12 Months Ended
	Mar. 31, 2014	Jun. 30, 2014 acre
Commitments And Contingencies Disclosure [Line Items]
Number of leased facilities under operating leases		5
Number of facilities	6
Sublease, approximate amount of space		16,000
Sublease, rental rate		$ 25,000
Sublease, expiration date		2021
Minimum sublease rentals due in the future under noncancelable subleases		$ 2,021,000
Maximum
Commitments And Contingencies Disclosure [Line Items]
Operating leases expiration date		2021
Period of option to extend the primary term of the lease		20 years
Minimum
Commitments And Contingencies Disclosure [Line Items]
Operating leases expiration date		2016
Period of option to extend the primary term of the lease		5 years