Quarterly report pursuant to Section 13 or 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
Mar. 31, 2014
Dec. 31, 2013
Significant Other Observable Inputs (Level 2) [Member]
   
Assets:    
Cash surrender value of life insurance policies $ 25,481 $ 25,301
Cash flow swaps designated as hedges 2,963 3,707
Total assets 28,444 29,008
Liabilities:    
Cash flow swaps designated as hedges 15,579 17,995
Cash flow swaps not designated as hedges 1,902 2,046
Deferred compensation plan 15,219 14,842
Total liabilities $ 32,700 $ 34,883