Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENT (Details)

v2.4.0.6
FAIR VALUE MEASUREMENT (Details) (USD $)
Dec. 31, 2011
policy
Dec. 31, 2010
FAIR VALUE MEASUREMENT    
Deferred compensation assets $ 10,100,000 $ 10,100,000
Number of life insurance policies 41  
Life insurance policies, net face value 38,500,000  
Cash surrender value of life insurance policies 9,800,000 9,400,000
Nonqualified deferred compensation plan
   
FAIR VALUE MEASUREMENT    
Deferred compensation assets 10,100,000 10,100,000
Nonqualified deferred compensation plan | Total
   
FAIR VALUE MEASUREMENT    
Cash and cash equivalents 37,000 540,000
Available for sale securities 287,000 181,000
Total fair value 324,000 721,000
Nonqualified deferred compensation plan | Level 1
   
FAIR VALUE MEASUREMENT    
Cash and cash equivalents 37,000 540,000
Available for sale securities 287,000 181,000
Total fair value $ 324,000 $ 721,000