Summary of Significant Accounting Policies - Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Jun. 30, 2017
Measured on a nonrecurring basis
Assets and liabilities measured at fair value on a recurring and nonrecurring basis
Held for sale asset		$ 1,200
Lease exit liability	$ 3,120	4,841
Measured on a nonrecurring basis | Significant Unobservable Inputs (Level 3)
Assets and liabilities measured at fair value on a recurring and nonrecurring basis
Held for sale asset		1,200
Lease exit liability	3,120	4,841
Acquisitions | Measured on a recurring basis
Assets and liabilities measured at fair value on a recurring and nonrecurring basis
Contingent consideration	1,342	2,806
Acquisitions | Measured on a recurring basis | Significant Unobservable Inputs (Level 3)
Assets and liabilities measured at fair value on a recurring and nonrecurring basis
Contingent consideration	$ 1,342	$ 2,806