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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2013
Accounting Policies [Abstract]  
Schedule of estimated useful lives of other intangible assets
Other intangible assets are amortized straight-line over the following estimated useful lives:
 
Useful lives
Patents
10-20 years
Engineering drawings
15 years
Customer relationships
10-20 years
Schedule of estimated useful lives of property, plant and equipment
Property, plant and equipment are depreciated over the following estimated useful lives:
 
Years
Building and improvements
2 - 40
Machinery, equipment and tooling
2 - 20
Furniture and fixtures
3 - 15
Computer hardware and software
2 - 7