Intangible Assets (Summary Of Intangible Assets, Net Of Accumulated Amortization Included In The Consolidated Statements) (Details) (USD $)	9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill, Beginning balance	$ 141,943,000		$ 134,242,000
Goodwill, Amortization expense	0		0
Goodwill, Additions	0		6,237,000
Goodwill, Ending balance	141,943,000		140,479,000
Other Intangible Assets, Beginning Balance	21,988,000	[1]	22,700,000	[1]
Other Intangible Assets, Amortization expense	(2,944,000)	[1]	(2,784,000)	[1]
Other Intangible Assets, Additions			2,300,000	[1]
Other Intangible Assets, Ending Balance	$ 19,044,000	[1]	$ 22,216,000	[1]

[1] Represents customer lists, acquired contracts, core deposit intangibles, and covenants not to compete.