Environmental and Legal Contingencies (Details 3) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014 claims-lawsuits	Jun. 30, 2013 claims-lawsuits	Jun. 30, 2014 claims-lawsuits	Jun. 30, 2013 claims-lawsuits
Asbestos Claims With Specific Dollar Claim For Damages [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	126		126
Claims with specific dollar claims for damages [Abstract]
Asbestos Lawsuits Pending With Dollars Number Of Plaintiffs			2,334
Asbestos Lawsuits Pending With Dollars Number Of Defendants			16,864
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos claims up to $0.2 [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	116		116
Claims with specific dollar claims for damages [Abstract]
Amount claimed per plaintiff, lower range			$ 0
Amount claimed per plaintiff, upper range			200,000
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos above $0.2 to $5.0 [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	6		6
Claims with specific dollar claims for damages [Abstract]
Amount claimed per plaintiff, lower range			200,000
Amount claimed per plaintiff, upper range			5,000,000
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos above $5.0 to $15.0 [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	2		2
Claims with specific dollar claims for damages [Abstract]
Amount claimed per plaintiff, lower range			5,000,000
Amount claimed per plaintiff, upper range			15,000,000
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos above $15.0 to $20.0 [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	2		2
Claims with specific dollar claims for damages [Abstract]
Amount claimed per plaintiff, lower range			15,000,000
Amount claimed per plaintiff, upper range			20,000,000
Asbestos Claims Without Specific Dollar Claim For Damages [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	306		306
Asbestos Issue [Member]
Information on pending asbestos cases [Line Items]
Number of asbestos cases pending	432		432
Claims with specific dollar claims for damages [Abstract]
Loss Contingency, New Claims Filed, Number	11	13	24	24
Loss Contingency, Claims Settled and Dismissed, Number	14	5	28	25
Amounts paid in asbestos settlements	$ 200,000	$ 200,000	$ 500,000	$ 900,000