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Subsequent Events (Details) (USD $)
In Millions, unless otherwise specified
0 Months Ended
Apr. 01, 2012
Credit Agricole Revolving Credit Facility [Member]
Line of Credit [Member]
Jan. 01, 2012
Credit Agricole Revolving Credit Facility [Member]
Line of Credit [Member]
Apr. 09, 2012
Credit Agricole Revolving Credit Facility [Member]
Line of Credit [Member]
Issuance of Debt [Member]
Apr. 13, 2012
Minimum [Member]
Fab 2 Restructuring Plan [Member]
New Restructuring Plan [Member]
Apr. 13, 2012
Maximum [Member]
Fab 2 Restructuring Plan [Member]
New Restructuring Plan [Member]
Apr. 13, 2012
Non-cash Impairment Charges [Member]
Minimum [Member]
Fab 2 Restructuring Plan [Member]
New Restructuring Plan [Member]
Apr. 13, 2012
Non-cash Impairment Charges [Member]
Maximum [Member]
Fab 2 Restructuring Plan [Member]
New Restructuring Plan [Member]
Apr. 13, 2012
Facility Closing [Member]
Minimum [Member]
Fab 2 Restructuring Plan [Member]
New Restructuring Plan [Member]
Apr. 13, 2012
Facility Closing [Member]
Maximum [Member]
Fab 2 Restructuring Plan [Member]
New Restructuring Plan [Member]
Subsequent Event [Line Items]                  
Line of Credit Facility, Increase, Additional Borrowings     $ 125.0            
Line of Credit Facility, Amount Outstanding 150.0 250.0 275.0            
Restructuring and Related Cost, Expected Cost       51.0 69.0 40.0 54.0 11.0 15.0
Restructuring and Related Cost, Expected Cost to Be Recognized in Next Fiscal Quarter       $ 47.0 $ 63.0