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Commitments and Contingencies	3 Months Ended
Commitments and Contingencies	Sep. 30, 2018
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and Contingencies Operating Leases We lease certain facilities under non-cancellable operating leases with terms in excess of one year. Rental expense on leased facilities under operating leases was approximately $2.0 million during the three months ended September 30, 2018 and 2017, respectively. Standby letters of credit for $4.0 million and $3.5 million secure our performance on professional services contracts, certain facility leases and potential liabilities as of September 30, 2018 and June 30, 2018, respectively. The letters of credit expire at various dates through fiscal 2025.