v2.4.0.6
ACCOUNTS RECEIVABLE AND RELATED ALLOWANCE FOR DOUBTFUL ACCOUNTS (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Accounts Receivable, Net [Abstract]      
Accounts receivable $ 73,658 $ 72,372  
Allowance for doubtful accounts (2,703) (3,319) (3,127)
Accounts receivable, net of allowance for doubtful accounts 70,955 69,053  
Allowance for doubtful accounts      
Allowance for doubtful accounts 3,319 3,127 3,299
Additions Charged to Costs and Expenses 390 1,672 990
Deduction From Reserves (1,006) (1,480) (1,162)
Allowance for doubtful accounts $ 2,703 $ 3,319 $ 3,127