v2.4.0.8

Interim Financial Statements Interim Financial Statements - Additional Information (Details) | Sep. 30, 2013 | Dec. 31, 2012 | Dec. 31, 2011
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |
Common stock, shares authorized | 1,000,000,000 | 500,000,000 | 500,000,000

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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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- Details
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