Subsequent Event - Additional Information (Details) $ in Millions	3 Months Ended
Dec. 31, 2019 USD ($)
Scenario Forecast [Member]
Subsequent Event [Line Items]
Reversal of recognized stock compensation expense	$ 2.3

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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