Goodwill And Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill And Other Intangible Assets [Abstract]

Schedule Of Goodwill

	2011		2010
Goodwill	$	528,072	$	527,684

Schedule Of Other Intangible Assets

	Gross Intangible Assets		Accumulated Amortization			Net Intangible Assets
2011
Core deposits	$	34,966	$	(26,732	)	$	8,234
Customer relationships		5,975		(3,862	)		2,113
Non-compete agreements		567		(310	)		257
	$	41,508	$	(30,904	)	$	10,604
2010
Core deposits	$	34,966	$	(23,147	)	$	11,819
Customer relationships		5,932		(3,679	)		2,253
Non-compete agreements		549		(286	)		263
	$	41,447	$	(27,112	)	$	14,335

Estimated Aggregate Future Amortization Expense For Intangible Assets

2012	$	3,638
2013		2,857
2014		2,028
2015		1,264
2016		565
Thereafter		252
	$	10,604