Nature of Operations and Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2011 Y
Building [Member]
Estimated useful lives of property, plant and equipment
Estimated useful lives of property, plant and equipment Average	40
Building Improvements [Member]
Estimated useful lives of property, plant and equipment
Estimated useful life of software, Minimum	4
Estimated useful life of software, Maximum	15
Machinery and equipment [Member]
Estimated useful lives of property, plant and equipment
Estimated useful life of software, Minimum	2
Estimated useful life of software, Maximum	10
Furniture and fixtures [Member]
Estimated useful lives of property, plant and equipment
Estimated useful life of software, Minimum	1
Estimated useful life of software, Maximum	10
Computer hardware [Member]
Estimated useful lives of property, plant and equipment
Estimated useful life of software, Minimum	3
Estimated useful life of software, Maximum	5
Computer software [Member]
Estimated useful lives of property, plant and equipment
Estimated useful life of software, Minimum	3
Estimated useful life of software, Maximum	7