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Statements Of Cash Flow
6 Months Ended
Jun. 30, 2012
Supplemental Cash Flow Information [Abstract]  
Statements Of Cash Flow
Statements of Cash Flow
Interest payments were $55,616,000 and $56,171,000 and income taxes paid were $68,118,000 and $37,516,000 in the six months ended June 30, 2012 and 2011, respectively.