Environmental and Legal Contingencies (Details 4) (USD $)	12 Months Ended
	Dec. 31, 2013 plaintiffs defendants claims-lawsuits
Asbestos Claims With Specific Dollar Claim For Damages [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	131	[1]
Claims with specific dollar claims for damages [Abstract]
Asbestos Lawsuits Pending With Dollars Number Of Plaintiffs	2,387
Asbestos Lawsuits Pending With Dollars Number Of Defendants	17,623
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos claims up to $0.2 [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	121
Claims with specific dollar claims for damages [Abstract]
Asbestos Lawsuits Pending With Dollars Lower Range	$ 0
Asbestos Lawsuits Pending With Dollars Upper Range	200,000
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos claims above $0.2 to $5.0 [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	6
Claims with specific dollar claims for damages [Abstract]
Asbestos Lawsuits Pending With Dollars Lower Range	200,000
Asbestos Lawsuits Pending With Dollars Upper Range	5,000,000
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos claims above $5.0 to $15.0 [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	2
Claims with specific dollar claims for damages [Abstract]
Asbestos Lawsuits Pending With Dollars Lower Range	5,000,000
Asbestos Lawsuits Pending With Dollars Upper Range	15,000,000
Asbestos Claims With Specific Dollar Claim For Damages [Member] | Asbestos claims above $15.0 to $20.0 [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	2
Claims with specific dollar claims for damages [Abstract]
Asbestos Lawsuits Pending With Dollars Lower Range	15,000,000
Asbestos Lawsuits Pending With Dollars Upper Range	$ 20,000,000
Asbestos Claims Without Specific Dollar Claim For Damages [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	305
Asbestos Issue [Member]
Information on pending asbestos cases [Line Items]
Total asbestos cases pending	436

[1] Involve a total of 2,387 plaintiffs and 17,623 defendants