Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Supplementary Quarterly Financial Data (Unaudited) - Narrative (Details) - USD ($)	3 Months Ended	6 Months Ended	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2020	Jun. 30, 2020	Jun. 30, 2019
Reclassification [Line Items]
Goodwill impairment charge		$ 0	$ 82,000,000.0	$ 0
Reclassification \| Selling, general and administrative expense
Reclassification [Line Items]
Goodwill impairment charge	$ (1,300,000)
Reclassification \| Goodwill and intangible asset impairment charges
Reclassification [Line Items]
Goodwill impairment charge	$ 1,300,000