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Carrying Amounts and Fair Values of Financial Instruments Measured based on Level Two Inputs (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Secured debt $ 277,745 $ 334,438
Participating note   643
Interest rate swap liabilities 16 239
Cash surrender value of life insurance   1,196
Deferred compensation liability   1,249
Fair Value
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Secured debt 273,310 339,623
Participating note   643
Interest rate swap liabilities 16 239
Interest rate cap assets 102 9
Cash surrender value of life insurance   1,196
Deferred compensation liability   1,249
Carrying value
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Secured debt 277,745 334,438
Participating note   643
Interest rate swap liabilities 16 239
Interest rate cap assets 102 9
Cash surrender value of life insurance   1,196
Deferred compensation liability   $ 1,249