Subsequent Event (Details) - Disposed of by Sale - Subsequent Event $ in Millions	Jul. 27, 2017 USD ($) employee
Subsequent Event [Line Items]
Consideration of disposed group \| $	$ 5.0
Number of employees with employment change \| employee	150

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