The Business (Details)	0 Months Ended	12 Months Ended
Jun. 18, 2012 segment	Jun. 19, 2012 segment	Dec. 31, 2011	Dec. 31, 2012 Erye Sale Agreement [Member]
The Company [Line Items]
Segment Reporting, Additional Information about Entity's Reportable Segments			three reportable segments
Number of Reporting Segments	3	1
Sale of Stock, Percentage of Ownership before Transaction				51.00%

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

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- Definition

Additional information about the entity or its reportable segments that may contribute to an understanding of the enterprise.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 131

-Paragraph 8

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

+ Details

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- Definition

Percentage of subsidiary's or equity investee's stock owned by parent company before stock transaction.

+ References

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section H

+ Details

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