Long-Term Debt and Capital Leases (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Long-term Debt and Capital Lease Obligations Current and Noncurrent
Capital leases	$ 190	$ 748
Long-term Debt and Capital Lease Obligations, Including Current Maturities	699,844	700,290
Debt Issuance Costs, Net	(4,663)	(6,010)
Long-term Debt, Current Maturities [Abstract]
Capital Lease, Current Maturities	(190)	(732)
Total Current Maturities	(190)	(732)
Long-term Debt and Capital Leases, Less Current Maturities	694,991	693,548
2.650% Senior Notes due 2019 [Member]
Long-term Debt and Capital Lease Obligations Current and Noncurrent
Long-term Debt	399,823	399,748
3.875% Senior Unsecured Notes Due in 2022 [Member]
Long-term Debt and Capital Lease Obligations Current and Noncurrent
Long-term Debt	$ 299,831	$ 299,794

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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