CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 198,775	$ 158,476	[1]
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	30,801	38,302	[1]
(Accretion) of discount and amortization of premiums, net	(29,504)	(113,327)
Changes in FDIC indemnification asset and receivable/payable	15,090	111,192
Stock compensation costs	7,652	6,745
Deferred tax expense	10,056	7
Tax benefit from stock compensation plans, net	(3,196)	(3,787)
Provision for loan losses	8,481	14,933
Net gains on sales of loans	(14,831)	(12,989)
Net gains on sales of available-for-sale investment securities	(9,958)	(4,089)
Net gains on sales of other real estate owned, premises and equipment and other assets	(9,041)	(3,863)
Originations and purchases of loans held for sale	(442)	(86,312)
Proceeds from sales and paydowns/payoffs in loans held for sale	1,863	109,241
Repurchase agreements extinguishment costs	6,625
Net (payments to) proceeds from FDIC shared-loss agreements	(1,331)	2,367
Net change in accrued interest receivable and other assets	76,621	(112,876)	[1]
Net change in accrued expenses and other liabilities	3,145	(55,872)
Other net operating activities	(1,346)	(633)
Total adjustments	90,685	(110,961)	[1]
Net cash provided by operating activities	289,460	47,515
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisitions, net of cash paid		138,465
Net (increase) decrease in:
Loans receivable	(1,350,101)	(1,581,763)
Short-term investments	63,876	(28,657)
Investments in qualified affordable housing partnerships, tax credit and other investments	(31,977)	(43,195)
Purchases of:
Resale agreements	(1,345,000)	(475,000)
Available-for-sale investment securities	(1,221,706)	(250,607)
Loans receivable	(2,514)	(1,817)
Proceeds from sale of:
Available-for-sale investment securities	473,062	351,842
Loans receivable	1,013,886	355,974
Other real estate owned	15,337	20,943
Paydowns and maturities of resale agreements	1,175,000	500,000
Repayments, maturities and redemptions of available-for-sale investment securities	396,809	207,746
Redemption of Federal Home Loan Bank stock	13,084	27,309
Surrender of life insurance policies	156	49,111
Other net investing activities	1,459	(11,384)
Net cash used in investing activities	(798,629)	(741,033)
Net increase (decrease) in:
Deposits	1,519,447	1,143,322
Short-term borrowings	3,271
Proceeds from:
Issuance of common stock pursuant to various stock plans and agreements	1,769	1,207
Payment for:
Repayment of Federal Home Loan Bank advances		(10,000)
Repayment of long-term debt	(10,000)	(20,310)
Extinguishment of repurchase agreements	(106,625)	(15,000)
Repurchase of vested shares due to employee tax liability	(5,787)	(7,308)
Cash dividends	(58,073)	(51,956)
Tax benefit from stock compensation plans, net	3,196	3,787
Net cash provided by financing activities	1,347,198	1,043,742
NET INCREASE IN CASH AND CASH EQUIVALENTS	838,029	350,224
CASH AND CASH EQUIVALENTS, BEGINNING OF THE PERIOD	1,039,885	895,820
CASH AND CASH EQUIVALENTS, END OF THE PERIOD	1,877,914	1,246,044
Cash paid during the period for:
Interest	55,036	56,357
Income tax payments, net of refunds	19,174	221,355
Noncash investing and financing activities:
Loans transferred to loans held for sale, net	1,149,830	605,726
Transfers to other real estate owned	4,629	38,048
Loans to facilitate sale of other real estate owned	$ 1,750
Issuance of stock related to acquisition		$ 190,830

[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 of the Notes to Consolidated Financial Statements for additional information.