Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Name:	us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Discontinued Operations - Narrative (Details) $ in Millions	3 Months Ended
Discontinued Operations - Narrative (Details) $ in Millions	Sep. 30, 2019 USD ($)	Sep. 30, 2020 facility	Feb. 11, 2019 facility
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of facilities divested		230
EC Remedy
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of facilities divested			3
Loss on sale of disposal group \| $	$ 9