Commitments and Contingencies - Narrative (Details) $ in Millions	6 Months Ended
Mar. 31, 2020 USD ($)
General claims and lawsuits \| Minimum
Commitments and Contingencies
Deductibles and self-insured retentions per occurrence or per claim	$ 0.5

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