Intangible Assets (Summary Of Intangible Assets, Net Of Accumulated Amortization Included In The Consolidated Statements) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012
Intangible Assets Net Of Accumulated Amortization [Abstract]
Goodwill, Beginning balance	$ 134,242		$ 133,659
Goodwill, Amortization expense	0		0
Goodwill, Additions	6,237		583
Goodwill, Ending balance	140,479		134,242
Other Intangible Assets, Beginning Balance	22,700	[1]	26,243	[1]
Other Intangible Assets, Amortization expense	(2,784)	[1]	(2,931)	[1]
Other Intangible Assets, Additions	2,300	[1]	367	[1]
Other Intangible Assets, Ending Balance	$ 22,216	[1]	$ 23,679	[1]

[1] Represents customer lists, acquired contracts, premium on purchased deposits, and covenants not to compete.