Short-Term Borrowings (Tables)

12 Months Ended

Dec. 31, 2011

Short-Term Borrowings [Abstract]

Summary Of Short-Term Borrowings

(Dollars in thousands)	2011			2010			2009
Federal funds purchased:
Average amount outstanding	$	312,730		$	465,661		$	1,290,140
Weighted average rate		0.20	%		0.22	%		0.30	%
Highest month-end balance	$	361,217		$	814,264		$	1,659,303
Year-end balance		214,224			310,727			208,669
Weighted average rate on outstandings at year-end		0.20	%		0.15	%		0.21	%
Security repurchase agreements:
Average amount outstanding	$	340,015		$	454,288		$	632,756
Weighted average rate		0.05	%		0.08	%		0.30	%
Highest month-end balance	$	393,874		$	615,170		$	784,182
Year-end balance		393,874			411,531			577,346
Weighted average rate on outstandings at year-end		0.06	%		0.07	%		0.16	%
Federal funds purchased and security repurchase agreements at year-end	$	608,098		$	722,258		$	786,015

Summary Of Other Short-Term Borrowings

(In thousands)	December 31,
	2011		2010
Senior medium-term notes	$	66,883	$	160,636
Commercial paper		3,063		2,647
Other		327		3,111
	$	70,273	$	166,394