Condensed Consolidated Statement Of Stockholders' Equity (Parenthetical) (USD $)	Mar. 31, 2012
Condensed Consolidated Statement Of Stockholders' Equity [Abstract]
Sale and issuance of common stock, per share	$ 4.44

The amount per share assigned to the consideration received for equity securities issued by a development stage enterprise during a specific stock issuance since its inception.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 7

-Paragraph 11

-Subparagraph d(2)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 915

-SubTopic 215

-Section 45

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6472370&loc=d3e38297-110927

Name:	us-gaap_EquityIssuanceDollarAmountPerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant