Accumulated Other Comprehensive Income (Reclassification Out Of Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Sales	$ 51,000	$ 46,419
Income tax (benefit) expense	(223)	1,699
Amount reclassified net of tax	109
Reclassification Out Of Accumulated Other Comprehensive Income [Member]
Sales	171
Income tax (benefit) expense	62
Amount reclassified net of tax	$ 109

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.