Basis of Presentation (Details)	3 Months Ended
Dec. 31, 2020
Minimum
Goodwill [Line Items]
Percentage of fair value over carrying value, goodwill	15.00%
Maximum
Goodwill [Line Items]
Percentage of fair value over carrying value, goodwill	20.00%

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