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Debt (Tables)
 12 Months Ended
Dec. 31, 2013
Debt [Abstract]  
Schedule Of Long-Term Debt
  2013 2012
Senior Subordinated 6.25% Notes $ 210,000 $ –
Senior Subordinated 8% Notes recorded net of unamortized        
discount of $1,298 in 2012   –   202,702
Other debt   4,007   5,101
Total debt   214,007   207,803
Less current maturities   409   1,093
Total long-term debt $ 213,598 $ 206,710
Schedule Of Aggregate Maturities Of Long-Term Debt
2014 $ 409
2015 $ 402
2016 $ 400
2017 $ 400
2018 $ 400
Thereafter $ 212,000
Schedule Of Cash Paid For Interest
    2013   2012   2011
Cash paid for interest $ 17,320 $ 17,189 $ 17,787