Segment Information (Tables)

3 Months Ended

Mar. 31, 2012

Segment Reporting [Abstract]

Lines of business results and key performance measures

	Commercial		Retail		Wealth			Other				Consolidated
March 31, 2012	1st Qtr		1st Qtr		1st Qtr			1st Qtr				1st Qtr
OPERATIONS:
Net interest income (loss)	$	63,853	$	54,277	$	4,598		$	(3,941	)		$	118,787
Provision for noncovered loan losses	9,104		2,537		225		—	2,195			—	14,061
Other income	14,309		25,265		8,068		—	4,084			—	51,726
Other expenses	43,351		57,481		10,214		—	2,722			—	113,768
Net income (loss)	16,709		12,691		1,447		—	(503		)	—	30,344
AVERAGES:
Assets	$	6,328,473	$	2,910,354	$	236,571		$	5,021,539			$	14,496,937

	Commercial		Retail		Wealth		Other			Consolidated
March 31, 2011	1st Qtr		1st Qtr		1st Qtr		1st Qtr			1st Qtr
OPERATIONS:
Net interest income (loss)	$	67,575	$	55,771	$	4,823	$	(6,345	)	$	121,824
Provision for noncovered loan losses	10,017		5,949		619		5,764			22,349
Other income	14,793		24,191		8,193		5,579			52,756
Other expenses	37,613		60,830		10,297		5,705			114,445
Net income (loss)	22,579		8,569		1,365		(4,953		)	27,560
AVERAGES:
Assets	$	6,094,547	$	2,954,002	$	243,249	$	4,979,073		$	14,270,871