Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Segment Reporting - Narrative (Details) $ in Millions	3 Months Ended	6 Months Ended
Segment Reporting - Narrative (Details) $ in Millions	Jun. 30, 2015 USD ($)	Jun. 30, 2016	Jun. 30, 2015 USD ($)
Segment Reporting Information [Line Items]
Number of Reportable Segments		2
Wholesale
Segment Reporting Information [Line Items]
Prior Period Reclassification Adjustment	$ 2.5		$ 5.1