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

Subsequent Events (Details) - USD ($) $ in Millions	May 18, 2020	Mar. 31, 2020	Jan. 10, 2020	Dec. 31, 2019	Dec. 31, 2018
Subsequent Event [Line Items]
Minimum Liquidity under credit agreement		$ 60.0	$ 40.0	$ 40.0	$ 35.0
Subsequent Events
Subsequent Event [Line Items]
Minimum Liquidity under credit agreement	$ 35.0