Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2011

Segment Reporting [Abstract]

Selected segment information

				Wealth
	Banking			Management			Other			Consolidated Total
	($ in Thousands)
As of and for the six months ended June 30, 2011
Net interest income	$	307,599		$	247		$	—		$	307,846
Provision for loan losses		47,000			—			—			47,000
Noninterest income		100,211			53,084			(4,721	)		148,574
Depreciation and amortization		29,326			585			—			29,911
Other noninterest expense		263,058			46,451			(4,721	)		304,788
Income taxes		14,968			2,518			—			17,486
Net income	$	53,458		$	3,777		$	—		$	57,235
% of consolidated net income		93	%		7	%		—	%		100	%
Total assets	$	21,990,882		$	143,676		$	(86,083	)	$	22,048,475
% of consolidated total assets		100	%		—	%		—	%		100	%
Total revenues *	$	407,810		$	53,331		$	(4,721	)	$	456,420
% of consolidated total revenues		89	%		12	%		(1	)%		100	%
As of and for the six months ended June 30, 2010
Net interest income	$	328,631		$	384		$	—		$	329,015
Provision for loan losses		263,010			—			—			263,010
Noninterest income		142,092			50,100			(2,158	)		190,034
Depreciation and amortization		27,972			624			—			28,596
Other noninterest expense		250,651			40,913			(2,158	)		289,406
Income taxes		(36,374	)		3,579			—			(32,795	)
Net income (loss)	$	(34,536	)	$	5,368		$	—		$	(29,168	)
% of consolidated net income (loss)		N/M			N/M			N/M			N/M
Total assets	$	22,700,950		$	132,060		$	(72,951	)	$	22,760,059
% of consolidated total assets		100	%		—	%		—	%		100	%
Total revenues *	$	470,723		$	50,484		$	(2,158	)	$	519,049
% of consolidated total revenues		91	%		9	%		—	%		100	%

				Wealth
	Banking			Management			Other			Consolidated Total
	($ in Thousands)
As of and for the three months ended June 30, 2011
Net interest income	$	154,008		$	115		$	—		$	154,123
Provision for loan losses		16,000			—			—			16,000
Noninterest income		45,803			27,081			(2,361	)		70,523
Depreciation and amortization		14,547			290			—			14,837
Other noninterest expense		128,020			24,158			(2,361	)		149,817
Income taxes		8,511			1,099			—			9,610
Net income	$	32,733		$	1,649		$	—		$	34,382
% of consolidated net income		95	%		5	%		—	%		100	%
Total assets	$	21,990,882		$	143,676		$	(86,083	)	$	22,048,475
% of consolidated total assets		100	%		—	%		—	%		100	%
Total revenues *	$	199,811		$	27,196		$	(2,361	)	$	224,646
% of consolidated total revenues		89	%		12	%		(1	)%		100	%
As of and for the three months ended June 30, 2010
Net interest income	$	159,619		$	174		$	—		$	159,793
Provision for loan losses		97,665			—			—			97,665
Noninterest income		62,485			25,086			(1,098	)		86,473
Depreciation and amortization		13,959			312			—			14,271
Other noninterest expense		126,574			20,873			(1,098	)		146,349
Income taxes		(10,870	)		1,630			—			(9,240	)
Net income (loss)	$	(5,224	)	$	2,445		$	—		$	(2,779	)
% of consolidated net income (loss)		N/M			N/M			N/M			N/M
Total assets	$	22,700,950		$	132,060		$	(72,951	)	$	22,760,059
% of consolidated total assets		100	%		—	%		—	%		100	%
Total revenues *	$	222,104		$	25,260		$	(1,098	)	$	246,266
% of consolidated total revenues		90	%		10	%		—	%		100	%