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Subsequent Events - Additional Information (Detail) (USD $)			1 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	May 31, 2012 Convertible Promissory Note Transfer Agreement CAGP Great Essential Investment Ltd	Jul. 31, 2012 Subsequent Event Pingshan County Shengda	Jul. 24, 2012 Subsequent Event Convertible Promissory Note Transfer Agreement CAGP Great Essential Investment Ltd	Jul. 24, 2012 Subsequent Event Convertible Promissory Note Transfer Agreement CAGP Great Essential Investment Ltd Secured Promissory Note
Subsequent Event [Line Items]
Agreement date			Apr. 28, 2012		Apr. 28, 2012
Convertible notes	$ 5,813,762	$ 4,626,645	$ 3,000,000		$ 3,000,000
Extended Maturity Date					Aug. 30, 2012	Sep. 26, 2012
Debt Instrument, stated rate						8.00%
Debt Principal Amount						$ 3,000,000
Maturity date extended			60 days	45 days

X

- Definition

Agreement Entry Date

+ References

No definition available.

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- Definition

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+ References

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- Definition

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- Definition

Carrying value as of the balance sheet date of the portion of long-term debt due within one year or the operating cycle if longer identified as Convertible Notes Payable. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Interest rate stated in the contractual debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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

-Publisher FASB

-Name Accounting Standards Codification

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-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-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.

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