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Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2011

Supplemental Cash Flow Information [Abstract]

Schedule Of Supplemental Cash Flow Information

		Year ended December 31,
(in thousands)		2011				2010				2009
Income taxes paid, net		$	7,759			$	8,577			$	6,170
Interest paid		$	1,290			$	1,324			$	1,354

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