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Combined Aggregate Maturities of Short and Long-Terms Loans (Detail) (USD $) In Millions, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
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Debt Instrument [Line Items] |  |  |  |
Short Term And Long Term Debt Maturities Repayments Of Principal In Next Twelve Months | $ 121.5 | [1] | $ 40.0 | [1]
Long term and Short term debt maturities, year two | 750.0 |  | 532.4 |
Long term and Short term debt maturities, year three |  |  | 750.0 |
Long term and Short term debt maturities, year four | 53.5 |  | 50.0 |
Long term and Short term debt maturities, year five and thereafter | 1,135.1 |  | 990.0 |
Long term and Short term debt | $ 2,060.1 |  | $ 2,362.4 |
[1] | At December 31, 2012, the maturity of the loans was updated to reflect post year-end refinancing terms.

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