CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
ASSETS
Cash and cash equivalents		$ 1,875,703	$ 1,039,885
Short-term investments		258,028	338,714
Securities purchased under resale agreements (“resale agreements”)		1,400,000	1,225,000
Available-for-sale investment securities, at fair value		2,952,277	2,626,617
Loans held for sale		349,375	45,950
Loans held-for-investment (net of allowance for loan losses of $264,430 in 2015 and $261,679 in 2014)		22,381,302	21,468,270
Investment in Federal Home Loan Bank stock, at cost		18,156	31,239
Investment in Federal Reserve Bank stock, at cost		54,786	54,451
Investments in qualified affordable housing partnerships, net	[1]	170,213	178,962
Premises and equipment (net of accumulated depreciation of $96,254 in 2015 and $85,409 in 2014)		169,771	180,900
Goodwill		469,433	469,433
Other assets	[1]	1,020,632	1,084,171
TOTAL	[1]	31,119,676	28,743,592
Customer deposits:
Noninterest-bearing		8,374,192	7,381,030
Interest-bearing		18,384,858	16,627,744
Total deposits		26,759,050	24,008,774
Short-term borrowings		3,146	0
Federal Home Loan Bank advances		318,872	317,241
Securities sold under repurchase agreements (“repurchase agreements”)		150,000	795,000
Long-term debt		211,024	225,848
Accrued expenses and other liabilities		606,469	540,618
Total liabilities		$ 28,048,561	$ 25,887,481
COMMITMENTS AND CONTINGENCIES (Note 12)
STOCKHOLDERS’ EQUITY
Common stock, $0.001 par value, 200,000,000 shares authorized; 164,204,681 and 163,772,218 shares issued in 2015 and 2014, respectively; 143,869,954 and 143,582,229 shares outstanding in 2015 and 2014, respectively.		$ 164	$ 164
Additional paid in capital		1,695,265	1,677,767
Retained earnings	[1]	1,809,913	1,604,141
Treasury stock at cost—20,334,727 shares in 2015 and 20,189,989 shares in 2014.		(436,057)	(430,198)
Accumulated other comprehensive income, net of tax		1,830	4,237
Total stockholders' equity	[1]	3,071,115	2,856,111
TOTAL	[1]	$ 31,119,676	$ 28,743,592

[1] Prior periods were restated to reflect the retrospective application of adopting the new accounting guidance related to the Company’s investments in qualified affordable housing projects Accounting Standards Update (“ASU”) 2014-01. See Note 10 — Investments in Qualified Affordable Housing Partnerships, Tax Credit and Other Investments, Net to the Consolidated Financial Statements for additional information.