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Commitments and Contingencies (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 190 Months Ended
--- | --- | --- | ---
Jun. 30, 2017 USD ($) Claim | Jun. 30, 2016 USD ($) | Jun. 30, 2017 USD ($) Claim | Jun. 30, 2016 USD ($) | Jun. 30, 2017 USD ($) Claim
Changes in product warranties [Roll forward] |  |  |  |  |
Balance, beginning of period | $ 25,609 | $ 26,404 | $ 24,072 | $ 23,395 |
Liabilities accrued for current year sales | 25,693 | 25,418 | 51,423 | 47,999 |
Settlements of warranty claims | (26,774) | (24,876) | (50,967) | (44,448) |
Balance, end of period | $ 24,528 | $ 26,946 | $ 24,528 | $ 26,946 | $ 24,528
Asbestos [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Pending claims, approximate number | Claim | 1,595 |  | 1,595 |  | 1,595
Payment for settled claims |  |  |  |  | $ 22,100
Decrease from low end of range |  |  | $ (2,300) |  |
Decrease from high end of range |  |  | (3,400) |  |
Asbestos [Member] | Minimum [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Range of possible loss | $ 31,000 |  | 31,000 |  | 31,000
Asbestos [Member] | Maximum [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Range of possible loss | 47,700 |  | 47,700 |  | 47,700
Asbestos [Member] | Discontinued Operations [Member] | Minimum [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Range of possible loss | 42,700 |  | 42,700 |  | 42,700
Asbestos [Member] | Discontinued Operations [Member] | Maximum [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Range of possible loss | $ 78,600 |  | $ 78,600 |  | $ 78,600

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