Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity - Components of Accumulated Other Comprehensive Income (Loss) (Detail)

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Shareholders' Equity - Components of Accumulated Other Comprehensive Income (Loss) (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Equity [Abstract]        
Foreign Currency Translation Adjustments $ 1,284 $ 1,415    
Mark to Market Adjustments for Derivatives - Before Tax (107) (218)    
Tax Benefit 38 76    
Mark to Market Adjustments for Derivatives - After Tax (69) (142) (256) (338)
Retirement Liability Adjustment - Before Tax (7,423) (9,316)    
Tax Benefit 2,597 3,260    
Retirement Liability Adjustment - After Tax (4,826) (6,056)    
Accumulated Other Comprehensive Loss $ (3,611) $ (4,783)