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Commitments and Contingencies (Details) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended | 21 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) defendant LegalMatter claim | Sep. 30, 2014 USD ($) | Dec. 31, 2014 USD ($) LegalMatter claim | Sep. 30, 2015 USD ($) LegalMatter
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
Number of pending claims (legal matter) | LegalMatter |  | 452 |  | 438 | 452
Description of named defendants |  | Cases involving us typically name 50-300 defendants |  |  |
Number of claims dismissed | claim |  | 148 |  | 104 |
Number of claims settled (claim) | claim |  | 5 |  | 13 |
Claims settlements amount |  | $ 1.6 | $ 1.5 |  |
Cost sharing agreement, expiration date |  | Jan. 25, 2015 |  |  |
Asbestos-related liabilities, estimated liability |  |  |  | $ 56.5 |
Asbestos-related liabilities, estimated insurance recovery |  |  |  | 53.0 |
Minimum [Member] |  |  |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
Number of defendants (defendant) | defendant |  | 1 |  |  |
Maximum [Member] |  |  |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
Number of defendants (defendant) | defendant |  | 833 |  |  |
Asbestos forcast claim period (years) |  | 10 years |  |  |
Superfund Sites Proceedings [Member] |  |  |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
Number of pending claims (legal matter) | LegalMatter |  | 1 |  |  | 1
Estimated total cleanup costs, cost sharing percentage (percent) |  | 2.00% |  |  |
Loss contingency, minimum possible loss |  | $ 18.8 |  |  |
Loss contingency, maximum possible loss |  | 29.6 |  |  |
Estimated total cleanup costs, accrual |  | 0.4 |  |  | $ 0.4
PCB Contamination Proceedings [Member] |  |  |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
Estimated total cleanup costs, accrual |  | 0.7 |  |  | 0.7
Remediation and monitoring costs incurred since inception related to the PCB soil and building contamination |  |  |  | $ 0.5 | 2.4
Accrual for environmental loss contingencies |  | 0.2 |  |  | $ 0.2
Connecticut Voluntary Corrective Action Program [Member] |  |  |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
PCB contamination of the building, liability recording during the period |  | $ 0.1 |  |  |
Claim of Improper Relationship Termination [Member] |  |  |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |  |  |
Claims settlements amount | $ 0.5 |  |  |  |

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