Goodwill And Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill And Other Intangible Assets [Abstract]

Schedule Of Changes In The Carrying Amount Of Goodwill

		Community
(dollars in thousands)		Banking		Other		Total
Balance, January 1, 2012	$	212,412	$	40,765	$	253,177
Goodwill acquired during the period		84,643		1,000		85,643
Balance, December 31, 2012	$	297,055	$	41,765	$	338,820
Balance, January 1, 2011	$	128,011	$	39,873	$	167,884
Goodwill acquired during the period		84,401		892		85,293
Balance, December 31, 2011	$	212,412	$	40,765	$	253,177

Schedule Of Gross Carrying Amount And Accumulated Amortization Of Other Intangible Assets

		Gross Carrying		Accumulated			Net Carrying
(dollars in thousands)		Amount		Amortization			Amount
2012
Amortized intangible assets:
Core deposit	$	40,559	$	(25,908	)	$	14,651
Customer business relationships		26,411		(18,153	)		8,258
Customer trust relationships		5,352		(1,080	)		4,272
Customer loan relationships		4,413		(2,374	)		2,039
Total intangible assets	$	76,735	$	(47,515	)	$	29,220
2011
Amortized intangible assets:
Core deposit	$	39,265	$	(20,815	)	$	18,450
Customer business relationships		25,897		(16,312	)		9,585
Customer trust relationships		3,622		(474	)		3,148
Customer loan relationships		4,413		(1,972	)		2,441
Total intangible assets	$	73,197	$	(39,573	)	$	33,624

Schedule Of Estimated Amortization Expense For Future Years

		Estimated
		Amortization
(dollars in thousands)		Expense
2013	$	7,714
2014		5,800
2015		4,688
2016		3,767
2017		2,523
Thereafter		4,728
Total	$	29,220