v2.4.0.6
Long-Term Debt (Schedule Of Long-Term Debt) (Details) (USD $)
Mar. 31, 2012
Dec. 31, 2011
Debt Instrument [Line Items]    
Total debt $ 207,253,000 $ 207,163,000
Less current maturities 416,000 417,000
Total long-term debt 206,837,000 206,746,000
Senior Subordinated 8% Notes, Due December 1, 2015 [Member]
   
Debt Instrument [Line Items]    
Total debt 202,415,000 202,323,000
Senior Subordinated Notes, interest rate 8.00%  
Unamortized discount 1,585,000 1,677,000
Other Debt [Member]
   
Debt Instrument [Line Items]    
Total debt $ 4,838,000 $ 4,840,000