Indefinite Lived Intangible Assets (Detail) (USD $)	Dec. 31, 2014
In process research and development ("IPR&D")
Indefinite-lived Intangible Assets [Line Items]
Indefinite lived intangible assets	$ 1,600,000
Trademark / tradename
Indefinite-lived Intangible Assets [Line Items]
Indefinite lived intangible assets	$ 700,000

Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

Name:	us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant