XML 32 R77.htm IDEA: XBRL DOCUMENT v2.4.0.6
Investments In Affiliated Companies, Partnership And Other Companies (Balance Sheet Information) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Investments In Affiliated Companies, Partnership And Other Companies [Abstract]    
Current assets $ 272,274 $ 278,141
Non-current assets 67,151 69,507
Total assets 339,425 347,648
Current liabilities 158,548 186,555
Non-current liabilities 24,809 34,688
Shareholders' equity 156,068 126,405
Total liabilities $ 339,425 $ 347,648