Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable in twelve months or in the next operating cycle if longer.

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Litigation (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Litigation (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Mar. 31, 2018	Mar. 31, 2019	Jun. 30, 2018	Jul. 31, 2017	Aug. 31, 2016
Litigation [Abstract]
Loss Contingency, Estimate of Possible Loss					$ 5,500	$ 3,600
Environmental Remediation Expense	$ 3,600	$ 3,600
Accrued Environmental Loss Contingencies, Current			$ 3,600	$ 3,600