Commitments and Contingencies - Asbestos Claimant and Settlement (Details) (Asbestos [Member], USD $)	6 Months Ended	12 Months Ended
	Jun. 30, 2014 claimants	Dec. 31, 2013 claimants
Asbestos [Member]
Loss Contingencies [Line Items]
Number of pending claims at the beginning of period	7,975	7,880
Loss Contingency, New Claims Filed, Number	91	360
Number of pending claims dismissed during period	66	226
Number of pending claims settled during period	15	39
Average settlement amount per claim during period	$ 5,217	$ 8,294
Total defense costs during period	$ 1,319,000	$ 2,620,000