XML 43 R21.htm IDEA: XBRL DOCUMENT v2.4.0.8

Significant Accounting Policies - Property and Equipment Estimated Useful Lives (Detail)	3 Months Ended
	Mar. 31, 2014
Minimum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	1 year
Maximum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	5 years
Furniture, Fixtures and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	2 years
Furniture, Fixtures and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	5 years
Laboratory Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	1 year
Laboratory Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	5 years
Office Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	1 year
Office Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	5 years
Computer Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	1 year
Computer Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment useful lives	5 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment Estimated useful lives	Shorter of lease term or useful life

X

- Definition

Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-URI http://asc.fasb.org/subtopic&trid=2155824

+ Details

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

X

- Details

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

X

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration