Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Narrative) (Details)

Fair Value Measurements (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Fair Value Disclosures [Abstract]    
Transfers from Level I to Level II $ 1,818  
Transfers from Level II to Level I 3,612  
Life insurance contracts and other non-majority owned investments, fair value $ 25,900 $ 24,094