Significant Accounting Policies Schedule of Depreciation Expense (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 90,046,000	$ 59,919,000	$ 48,754,000
Long-Lived Assets, Impairment Loss	$ 0	$ 0	$ 0
Minimum [Member] | Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum (in years)	3 years
Minimum [Member] | Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum (in years)	5 years
Maximum [Member]
Property, Plant and Equipment [Line Items]
Finite-Lived Intangible Assets, Useful Life	15 years
Maximum [Member] | Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum (in years)	7 years
Maximum [Member] | Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum (in years)	20 years
Maximum [Member] | Buildings
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum (in years)	39 years
Maximum [Member] | Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum (in years)	10 years