Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Commitments and Contingencies (Details) - USD ($)	Mar. 31, 2020	Aug. 01, 2017
Clean Air Act Violation
Loss Contingencies [Line Items]
Fine payable due to plea agreement	$ 1,000,000
EPA Administrative Civil Penalty
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss		$ 250