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Supplemental Cash Flow Information	3 Months Ended
Supplemental Cash Flow Information	Mar. 31, 2014
Supplemental Cash Flow Information	g. Supplemental Cash Flow Information. Cash paid, net of refunds, during the three months ended March 31, 2014 and 2013 for income taxes was $13.2 million and $14.7 million, respectively. Cash paid during the three months ended March 31, 2014 and 2013 for interest was $6.6 million and $6.3 million, respectively.