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Acquired Intangible Asset Estimated Fair Value (Details) (USD $)
In Thousands, unless otherwise specified
0 Months Ended
Jan. 28, 2011
Nov. 15, 2013
Fiberweb
Nov. 15, 2013
Fiberweb
Technology
Nov. 15, 2013
Fiberweb
Customer relationships
Jan. 28, 2011
Trade names
Nov. 15, 2013
Trade names
Fiberweb
Acquired Finite-Lived Intangible Assets [Line Items]            
Useful Life     15 years 20 years    
Finite-lived intangibles     $ 31,827 $ 42,757    
Amount $ 72,000 $ 85,996     $ 23,500 $ 11,412