Premises and Equipment (Components Of Premises And Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Abstract]
Land	$ 26,438	$ 26,438
Buildings and improvements	153,771	134,464
Furniture, fixtures and equipment	131,691	121,086
Construction in progress	13,172	10,488
Total premises and equipment	325,072	292,476
Less: Accumulated depreciation and amortization	(147,392)	(129,809)
Premises and equipment, net	$ 177,680	$ 162,667