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Commitments and Contingencies - Roll forward of Asbestos Liability and Related Assets (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Changes in estimate during the period: |  |  |
Asbestos-related liability | $ 88.0 | $ 106.6 |
Asbestos-related current assets | 74.5 | 102.4 |
Noncurrent portion | 954.8 | 1,116.6 |
Noncurrent Asbestos Related Assets | 337.5 | 374.0 |
Asbestos Related Matters [Member] |  |  |
Liability for Asbestos and Environmental Claims, Net [Roll Forward] |  |  |
Net Balance, Beginning | 746.8 | 746.9 |
Changes in estimate during the period: |  |  |
Continuing operations | (82.5) | 6.1 |
Settlement Agreement | (8.9) | (2.2) | $ (31.0)
Net cash activity | (24.6) | (4.0) |
Balance, Ending |  | 746.8 | $ 746.9
Estimated asbestos exposure, net of expected recoveries from insurers and other responsible parties | 630.8 | 746.8 |
Asbestos Related Matters [Member] | Liability [Member] |  |  |
Liability for Asbestos and Environmental Claims, Net [Roll Forward] |  |  |
Balance, Beginning | 1,223.2 | 1,264.7 |
Changes in estimate during the period: |  |  |
Continuing operations | (103.6) | 32.4 |
Settlement Agreement | 0.0 |  |
Net cash activity | (76.8) | (73.9) |
Balance, Ending | 1,042.8 | 1,223.2 |
Noncurrent portion |  | 1,116.6 |
Asbestos Related Matters [Member] | Asset [Member] |  |  |
Liability for Asbestos and Environmental Claims, Net [Roll Forward] |  |  |
Balance, Beginning | 476.4 | 517.8 |
Changes in estimate during the period: |  |  |
Continuing operations | 21.1 | (26.3) |
Settlement Agreement | (8.9) |  |
Net cash activity | 52.2 | 69.9 |
Balance, Ending | $ 412.0 | $ 476.4 |

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- Definition Asbestos Asset Gross Current and Non-current Beginning Balance + References No definition available. + Details
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- Definition Asbestos Asset Gross Current and Non-current Ending Balance + References No definition available. + Details
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- Definition Asbestos Liability Gross Current and Non-current Beginning Balance + References No definition available. + Details
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- Definition Asbestos-related assets include both the probable insurance recoveries for the asbestos liabilities for pending claims, as well as unasserted claims to be filed over the next 10 years. + References No definition available. + Details
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- Definition Asbestos-related current assets. + References No definition available. + Details
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- Definition Asbestos related liability current. + References No definition available. + Details
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- Definition Estimated asbestos exposure, net of expected recoveries from insurers and other responsible parties. + References No definition available. + Details
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- Definition The payments made in the period which reduced asbestos loss contingency reserves, net of associated insurance reimbursements. + References No definition available. + Details
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- Definition Amount of loss contingency liability expected to be resolved after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 + Details
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