Goodwill and Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill and Identifiable Intangible Assets [Abstract]

Goodwill by Segment

The table below illustrates goodwill by segment for the three years ended December 31, 2011 ($ in thousands).  During that period, there were no changes to the balances.

	General
	Banking		Insurance		Total
Balance as of December 31, 2011, 2010 and 2009	$	246,736	$	44,368	$	291,104

Schedule of Identifiable Intangible Assets

At December 31, 2011 and 2010, identifiable intangible assets consisted of the following ($ in thousands):

	2011						2010
	Gross Carrying		Accumulated		Net Carrying		Gross Carrying		Accumulated		Net Carrying
	Amount		Amortization		Amount		Amount		Amortization		Amount
Core deposit intangibles	$	45,309	$	35,730	$	9,579	$	44,408	$	33,662	$	10,746
Insurance intangibles		11,693		8,330		3,363		11,693		7,396		4,297
Banking charters		1,325		546		779		1,325		480		845
Borrower relationship intangible		690		335		355		690		272		418
Total	$	59,017	$	44,941	$	14,076	$	58,116	$	41,810	$	16,306

The following table illustrates the carrying amounts and remaining weighted-average amortization periods of identifiable intangible assets ($ in thousands):

	2011
	Net Carrying Amount		Remaining Weighted- Average Amortization Period in Years
Core deposit intangibles	$	9,579		7.6
Insurance intangibles		3,363		6.9
Banking charters		779		11.7
Borrower relationship intangible		355		5.7
Total	$	14,076		7.6