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Shareholders' Equity - Additional Information (Details) $ in Millions | Sep. 30, 2017 USD ($)
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Equity [Abstract] |
Equity in restricted net assets of consolidated subsidiaries | $ 2,273.9
Stock Repurchase Program, Number of Shares Authorized to be Repurchased | $ 100.0

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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 + Details
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Balance Type: | debit
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- References No definition available. + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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