Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Fair Value Of Assets And Liabilities) (Details)

v2.4.0.6
Fair Value Measurements (Fair Value Of Assets And Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Term loan, carrying value $ 250,000 $ 0
Term loan, fair value 250,000 0
Senior notes, carrying value 0 240,000
Senior notes, fair value   264,000
Level 1 [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Term loan, fair value 0 0
Level 2 [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Term loan, fair value   0
Senior notes, fair value   0
Level 3 [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Term loan, fair value 0 0
Senior notes, fair value   $ 0