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Commitments and Contingencies, Asbestos (Details) - Asbestos [Member] $ in Millions |  | 1 Months Ended | 211 Months Ended
--- | --- | --- | ---
Feb. 28, 2019 USD ($) | Nov. 30, 2018 USD ($) | Aug. 31, 2018 USD ($) | Mar. 31, 2019 USD ($) Claim
Asbestos [Abstract] |  |  |  |
Pending claims, approximate number | Claim |  |  |  | 1,490
Payments for settled claims |  |  |  | $ 27.0
Compensatory damages, gross amount |  | $ 8.6 |  |
Compensatory damages, amount of company responsibility | $ 7.6 | 7.4 |  |
Litigation settlement accrued interest rate | 10.00% |  |  |
Minimum [Member] |  |  |  |
Asbestos [Abstract] |  |  |  |
Range of possible loss |  |  | $ 37.1 | 46.7
Maximum [Member] |  |  |  |
Asbestos [Abstract] |  |  |  |
Range of possible loss |  |  | 56.9 | 83.9
Discontinued Operations [Member] |  |  |  |
Asbestos [Abstract] |  |  |  |
Incremental pre-tax provision |  | $ 10.1 | $ 3.5 |
Discontinued Operations [Member] | Minimum [Member] |  |  |  |
Asbestos [Abstract] |  |  |  |
Range of possible loss |  |  |  | 45.0
Discontinued Operations [Member] | Maximum [Member] |  |  |  |
Asbestos [Abstract] |  |  |  |
Range of possible loss |  |  |  | $ 83.1

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