Commitments and Contingencies (Details) (Subsequent Event [Member], USD $) In Millions, unless otherwise specified	1 Months Ended
Jul. 31, 2014
Subsequent Event [Member]
Subsequent Event [Line Items]
Litigation settlement	$ 0.4

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

No definition available.

Name:	us-gaap_LitigationSettlementAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration