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Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended | 1 Months Ended | 3 Months Ended | 12 Months Ended |  | 12 Months Ended | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Apr. 01, 2013 UK | Apr. 01, 2012 UK | Apr. 01, 2011 UK | Sep. 30, 2011 UK | Dec. 31, 2013 UK | Dec. 31, 2012 UK | Dec. 31, 2011 UK | Dec. 31, 2011 Europe | Dec. 31, 2013 2014 | Dec. 31, 2013 2015 | Dec. 31, 2013 2016 | Dec. 31, 2013 2017 | Dec. 31, 2013 2018 | Dec. 31, 2013 Thereafter | Dec. 31, 2013 India | Dec. 31, 2013 U.S. Federal | Dec. 31, 2013 Brazil | Dec. 31, 2013 United Kingdom | Apr. 01, 2015 Scenario, Forecast UK | Apr. 01, 2014 Scenario, Forecast UK | Dec. 31, 2013 Minimum
Tax Credit Carryforward [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rate change in the company's income tax provision | $ 8.9 | $ 9.0 | $ 8.4 |  |  |  |  | $ 11.4 | $ 9.2 | $ 8.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate tax rate |  |  |  | 23.00% | 24.00% | 26.00% | 27.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% | 21.00% |
Income tax provisions (benefits) related to prior year foreign tax adjustments |  |  |  |  |  |  |  |  |  |  | (28.3) |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Federal tax loss carryforwards | 421.2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
State and local tax loss carryforwards | 198.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign tax loss carryforwards | 269.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total tax loss carryforwards | 888.8 | 914.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tax credit carryforwards | 341.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tax loss carryforwards, set to expire |  |  |  |  |  |  |  |  |  |  |  | 8.3 | 9.9 | 8.8 | 14.0 | 33.8 | 814.0 |  |  |  |  |  |  |
Tax credit carryforwards, set to expire |  |  |  |  |  |  |  |  |  |  |  | 8.1 | 7.5 | 11.0 | 45.0 | 20.7 | 249.0 |  |  |  |  |  |  |
Cumulative undistributed earnings of foreign subsidiaries | 1,129.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid, net of refunds | 63.8 | 39.9 | 74.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Penalties and interest accrued related to income tax liabilities | 2.1 | 2.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tax audit for the years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2006 | 2010 | 2008 | 2009 |  |  |
Expected change in ownership percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00%
Utilization of tax attributes, annual limitation | 70.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Change in deferred tax assets and related valuation allowance | $ 389.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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