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Restructuring Activities - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2013 | Sep. 30, 2012
Restructuring Cost And Reserve [Line Items] |  |  |
Cash payments (including associated costs) |  | $ 71.7 | $ 62.9
2013 Earnings Quality Improvement Program |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Expected completed date of restructuring program |  | Dec. 31, 2015 |
Anticipated cash payments in 2013 | 65 | 65 |
Cash payments (including associated costs) | 14.0 | 14.0 |
Restructuring expected accrual to pay | 42 | 42 |
Restructuring expected accrual remaining to pay | 16 | 16 |
2013 Earnings Quality Improvement Program | Minimum |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Reduction in headcount, employees | 400 | 400 |
Expected associated cost related to restructuring |  | 180 |
Other costs |  | 5 |
Capital expenditure related to restructuring and associated activities |  | 55 |
2013 Earnings Quality Improvement Program | Minimum | Severance and termination benefits |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Expected associated cost related to restructuring |  | 90 |
2013 Earnings Quality Improvement Program | Minimum | Facility relocation and closures |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Expected associated cost related to restructuring |  | 85 |
2013 Earnings Quality Improvement Program | Maximum |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Reduction in headcount, employees | 500 | 500 |
Expected associated cost related to restructuring |  | 200 |
Other costs |  | 10 |
Capital expenditure related to restructuring and associated activities |  | 70 |
2013 Earnings Quality Improvement Program | Maximum | Severance and termination benefits |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Expected associated cost related to restructuring |  | 95 |
2013 Earnings Quality Improvement Program | Maximum | Facility relocation and closures |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Expected associated cost related to restructuring |  | 95 |
2011-2014 Integration and Optimization Program |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Expected completed date of restructuring program |  | Dec. 31, 2014 |
Restructuring expected accrual to pay | 33 | 33 |
Restructuring expected accrual remaining to pay | 3 | 3 |
Asset impairment charges |  |  | 5
Cumulative cash payments (including associated costs) | 190 | 190 |
2011-2014 Integration and Optimization Program | Stock Appreciation Rights (SARs) |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Amount of stock appreciation rights that were issued | $ 0.2 | $ 1.0 | $ 8.0

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