CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
ASSETS
Cash and cash equivalents	$ 1,323,106	$ 1,431,185
Short-term investments	366,378	61,834
Securities purchased under resale agreements	1,450,000	786,434
Investment securities available-for-sale, at fair value (with amortized cost of $2,599,018 at December 31, 2012 and $3,132,968 at December 31, 2011)	2,607,029	3,072,578
Loans held for sale	174,317	278,603
Loans receivable, excluding covered loans (net of allowance for loan losses of $229,382 at December 31, 2012 and $209,876 at December 31, 2011)	11,710,190	10,061,788
Covered loans (net of allowance for loan losses of $5,153 at December 31, 2012 and $6,647 at December 31, 2011)	2,935,595	3,923,142
Total loans receivable, net	14,645,785	13,984,930
FDIC indemnification asset	316,313	511,135
Other real estate owned, net	32,911	29,350
Other real estate owned covered, net	26,808	63,624
Total other real estate owned	59,719	92,974
Investment in Federal Home Loan Bank stock, at cost	107,275	136,897
Investment in Federal Reserve Bank stock, at cost	48,003	47,512
Investment in affordable housing partnerships	185,645	144,445
Premises and equipment, net	107,517	118,926
Accrued interest receivable	94,837	89,686
Due from customers on acceptances	28,612	198,774
Premiums on deposits acquired, net	56,285	67,190
Goodwill	337,438	337,438
Cash surrender value of life insurance policies	110,133	107,486
Other assets	517,718	500,640
TOTAL	22,536,110	21,968,667
Customer deposit accounts:
Noninterest-bearing	4,535,877	3,492,795
Interest-bearing	13,773,477	13,960,207
Total deposits	18,309,354	17,453,002
Federal Home Loan Bank advances	312,975	455,251
Securities sold under repurchase agreements	995,000	1,020,208
Other borrowings	20,000
Bank acceptances outstanding	28,612	198,774
Long-term debt	137,178	212,178
Accrued expenses and other liabilities	350,869	317,511
Total liabilities	20,153,988	19,656,924
COMMITMENTS AND CONTINGENCIES (Note 19)
STOCKHOLDERS' EQUITY
Preferred stock, $0.001 par value, 5,000,000 shares authorized; Series A, non-cumulative convertible, 200,000 shares issued and 85,710 shares outstanding in 2012 and 2011.	83,027	83,027
Common stock, $0.001 par value, 200,000,000 shares authorized; 157,160,193 and 156,798,011 shares issued in 2012 and 2011, respectively; 140,294,092 and 149,327,907 shares outstanding in 2012 and 2011, respectively.	157	157
Additional paid in capital	1,464,739	1,443,883
Retained earnings	1,151,828	934,617
Treasury stock, at cost - 16,866,101 shares in 2012 and 7,470,104 shares in 2011.	(322,298)	(116,001)
Accumulated other comprehensive income (loss), net of tax	4,669	(33,940)
Total stockholders' equity	2,382,122	2,311,743
TOTAL	$ 22,536,110	$ 21,968,667