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The Company (Details) | 12 Months Ended
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Dec. 31, 2011
The Company [Line Items] |
Segment Reporting, Additional Information about Entity's Reportable Segments | three reportable segments
Noncontrolling Interest, Ownership Percentage by Parent | 20.00%
Erye Merger Agreement [Member] |
The Company [Line Items] |
Noncontrolling Interest, Ownership Percentage by Parent | 51.00%

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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FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 8 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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