Related Party Disclosures (Details)	3 Months Ended
Sep. 30, 2021 USD ($) member	Sep. 30, 2020 USD ($)
Related Party Transaction [Line Items]
Members of company board of directors serving on GEG board of directors \| member	2
GEG
Related Party Transaction [Line Items]
Related party purchase \| $	$ 0	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration