Asbestos-Related Liabilities (Summary of Claims Activity) (Details) - Claim Claim in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Loss Contingency, Pending Claims [Roll Forward]
Beginning claims	54	53	51
New claims	3	3	4
Settlements or dismissals	(2)	(2)	(2)
Ending claims	55	54	53