Divestitures (Details) $ in Millions	3 Months Ended
Dec. 31, 2020 USD ($)
Text Block [Abstract]
Loss on assets held for sale	$ 37.9

Amount, before tax, of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a disposal group. Excludes discontinued operations.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration