Summary of Major Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2011

Summary of Major Accounting Policies [Abstract]

The estimated useful lives of the major classes of property, plant and equipment

The estimated useful lives of the major classes of property, plant and equipment are as follows:

	Estimated Useful Lives
Buildings and leasehold improvements	10-40years
Machinery, equipment and tooling	3-18years
Office furniture, software and other	3-10years