Other Intangible Assets (Schedule Of Estimated Amortization Of Intangibles) (Details) (b) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Other Intangible Assets [Abstract]
2012	$ 3,582,000
2013	3,568,000
2014	3,555,000
2015	3,540,000
2016	3,496,000
Amortization expense	$ 2,600,000	$ 300,000	$ 300,000