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Permanent Equity - Additional Information (Details) (USD $) In Millions, unless otherwise specified | Sep. 30, 2014
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Equity [Abstract] |
Equity in restricted net assets of consolidated subsidiaries | $ 1,941.0
Percentage of stockholders' equity | 134.60%
Stock Repurchase Program, Number of Shares Authorized to be Repurchased | $ 100.0

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- Definition Restricted Net Assets For Consolidated And Unconsolidated Subsidiaries Pecentage of Stockholders Equity + References No definition available. + Details
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- Definition Amount of restricted net assets of consolidated and unconsolidated subsidiaries as of the end of the most recently completed fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e)(3)(ii)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph e -Subparagraph 3 -Article 4 + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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