Consolidated Condensed Statements Of Cash Flow - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015
Operating Activities
Net income/(loss)		$ 113,153	$ (17,448)
Adjustments to reconcile net income/(loss) to net cash provided/(used) by operating activities:
Provision for loan losses		7,000	7,000
Provision/(benefit) for deferred income taxes		34,366	(1,592)
Depreciation and amortization of premises and equipment		16,036	18,229
Amortization of intangible assets		2,599	2,596
Net other amortization and accretion		10,722	11,731
Net (increase)/decrease in derivatives		564	(615)
Repurchase and foreclosure provision		(31,400)	0
Fair value adjustment to foreclosed real estate		850	1,660
Litigation and regulatory matters		25,652	120
Stock-based compensation expense		7,796	6,474
(Tax benefit)/benefit reversal stock-based compensation expense		486	91
Equity securities (gains)/losses, net		(19)	(284)
Debt securities (gains)/losses, net		(1,654)	0
Net (gains)/losses on sale/disposal of fixed assets		4,155	(2,872)
Loans held-for-sale:
Purchases		(5,953)	(1,178)
Gross proceeds from settlements and sales		14,668	15,561
(Gain)/loss due to fair value adjustments and other		(349)	(294)
Net (increase)/decrease in:
Trading securities		(283,283)	59,890
Fixed income receivables		(156,279)	(48,581)
Interest receivable		6,751	9,955
Other assets		(36,559)	(48,727)
Net increase/(decrease) in:
Trading liabilities		223,521	138,250
Fixed income payables		67,328	36,144
Interest payable		(5,025)	(7,613)
Other liabilities		(36,422)	(67,405)
Total adjustments		(134,449)	128,540
Net cash provided/(used) by operating activities		(21,296)	111,092
Available-for-sale securities:
Sales		1,543	284
Maturities		315,301	327,315
Purchases		(311,592)	(427,717)
Premises and equipment:
Sales		2,786	40,369
Purchases		(27,034)	(15,751)
Net (increase)/decrease in:
Loans		(904,558)	(722,062)
Interests retained from securitizations classified as trading securities		1,774	1,011
Interest-bearing cash		281,093	1,277,023
Net cash provided/(used) by investing activities		(640,687)	480,472
Common stock:
Stock options exercised		807	4,715
Cash dividends paid		(30,960)	(26,020)
Repurchase of shares	[1]	(89,698)	(20,031)
Tax benefit/(benefit reversal) stock-based compensation expense		(486)	(91)
Cash dividends paid - preferred stock - noncontrolling interest		(5,672)	(5,703)
Cash dividends paid - Series A preferred stock		(3,100)	(3,100)
Term borrowings:
Payments/maturities		(259,938)	(312,808)
Net increase/(decrease) in:
Deposits		663,246	605,867
Short-term borrowings		562,671	(737,512)
Net cash provided/(used) by financing activities		836,870	(494,683)
Net increase/(decrease) in cash and cash equivalents		174,887	96,881
Cash and cash equivalents at beginning of period		1,031,063	1,071,405
Cash and cash equivalents at end of period		1,205,950	1,168,286
Supplemental Disclosures
Total interest paid		47,355	48,734
Total taxes paid		11,334	14,859
Total taxes refunded		2,425	215
Transfer from loans to other real estate owned		$ 3,546	$ 8,293

[1] 2016 and 2015 include $ 86 .3 million and $ 15.8 million, respectively, repurchased under share repurchase programs.