v2.3.0.11
Fair Value Measurements (Fair Value, Assets And Liabilities Measured On A Recurring Basis) (Fair Value, Measurements, Recurring [Member], USD $)
In Thousands
Jun. 30, 2011
Dec. 31, 2010
Fair value assets measured on recurring basis $ 14,001 $ 15,332
Fair value liabilities measured on recurring basis 14,135 12,661
Fair Value, Inputs, Level 1 [Member]
   
Fair value assets measured on recurring basis    
Fair value liabilities measured on recurring basis    
Fair Value, Inputs, Level 1 [Member] | Cash Surrender Value of Life Insurance [Member]
   
Fair value assets measured on recurring basis    
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Liabilities [Member]
   
Fair value liabilities measured on recurring basis    
Fair Value, Inputs, Level 1 [Member] | Interest Rate Swaps [Member]
   
Fair value assets measured on recurring basis    
Fair value liabilities measured on recurring basis    
Fair Value, Inputs, Level 2 [Member]
   
Fair value assets measured on recurring basis 14,001 15,332
Fair value liabilities measured on recurring basis 14,135 12,661
Fair Value, Inputs, Level 2 [Member] | Cash Surrender Value of Life Insurance [Member]
   
Fair value assets measured on recurring basis 13,127 10,517
Fair Value, Inputs, Level 2 [Member] | Deferred Compensation Liabilities [Member]
   
Fair value liabilities measured on recurring basis 13,278 11,245
Fair Value, Inputs, Level 2 [Member] | Interest Rate Swaps [Member]
   
Fair value assets measured on recurring basis 874 4,815
Fair value liabilities measured on recurring basis 857 1,416
Fair Value, Inputs, Level 3 [Member]
   
Fair value assets measured on recurring basis    
Fair value liabilities measured on recurring basis    
Fair Value, Inputs, Level 3 [Member] | Cash Surrender Value of Life Insurance [Member]
   
Fair value assets measured on recurring basis    
Fair Value, Inputs, Level 3 [Member] | Deferred Compensation Liabilities [Member]
   
Fair value liabilities measured on recurring basis    
Fair Value, Inputs, Level 3 [Member] | Interest Rate Swaps [Member]
   
Fair value assets measured on recurring basis    
Fair value liabilities measured on recurring basis    
Cash Surrender Value of Life Insurance [Member]
   
Fair value assets measured on recurring basis 13,127 10,517
Deferred Compensation Liabilities [Member]
   
Fair value liabilities measured on recurring basis 13,278 11,245
Interest Rate Swaps [Member]
   
Fair value assets measured on recurring basis 874 4,815
Fair value liabilities measured on recurring basis $ 857 $ 1,416