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Subsequent Event - Additional Information (Detail) (Weekes and Callaway Inc [Member], Subsequent Event [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	Nov. 01, 2014
Weekes and Callaway Inc [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Expected annual revenue of an acquired entity	$ 9.0

X

- Definition

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

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration