Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Assets or Liabilities Recorded at Fair Value (Detail)

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Fair Value Measurements - Assets or Liabilities Recorded at Fair Value (Detail) (Significant Other Observable Inputs (Level 2) [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Significant Other Observable Inputs (Level 2) [Member]
    
Assets:    
Cash surrender value of life insurance policies $ 25,301 $ 21,442
Cash flow swaps designated as hedges 3,707  
Total assets 29,008 21,442
Liabilities:    
Cash flow swaps designated as hedges 17,995 31,431
Cash flow swaps not designated as hedges 2,046 2,858
Deferred compensation plan 14,842 13,798
Total liabilities $ 34,883 $ 48,087