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CASH FLOW SUPPLEMENTARY INFORMATION (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2012
M
Jun. 25, 2011
CASH FLOW SUPPLEMENTARY INFORMATION    
Maximum maturity period of liquid investments considered as cash equivalents (in months) 3  
Interest $ 15,494 $ 17,409
Income taxes $ 73,105 $ 18,639