Sub Event (Details) (Thurne [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
Apr. 07, 2015
Thurne [Member]
Subsequent Event [Line Items]
Business Acquisition, Revenue Reported by Acquired Entity for Last Annual Period	$ 15.0

Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition.

No definition available.

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