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Commitments and Contingencies (Details) $ in Thousands	3 Months Ended		187 Months Ended
	Mar. 31, 2017 USD ($) Claim	Mar. 31, 2016 USD ($)	Mar. 31, 2017 USD ($) Claim
Changes in product warranties [Roll forward]
Balance, beginning of period	$ 24,072	$ 23,395
Liabilities accrued for current year sales	25,730	22,581
Settlements of warranty claims	(24,193)	(19,572)
Balance, end of period	$ 25,609	$ 26,404	$ 25,609
Asbestos [Member]
Loss Contingencies [Line Items]
Pending claims, approximate number | Claim	1,580		1,580
Payment for settled claims			$ 21,100
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
Asbestos [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Range of possible loss	47,700		47,700
Asbestos [Member] | Discontinued Operations [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Range of possible loss	42,700		42,700
Asbestos [Member] | Discontinued Operations [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Range of possible loss	$ 78,600		$ 78,600

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The estimated increase (or decrease) from the higher range amount of possible loss from the contingency during the period.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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