Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash Flows From Operating Activities
Net income	$ 74,148	$ 72,087
Adjustments to reconcile net income to net cash provided by operating activities
Provision for loan and lease losses	10,760	6,242
Stock-based compensation expense	3,626	2,934
Depreciation, amortization and accretion	27,796	21,892
Investment securities gain, net	1,174	1,300
Net realized (gain) loss on sale of other assets	186	(241)
Net gain on sale and valuation adjustments of OREO	(101)	1,798	[1]
Payments for Origination and Purchases of Loans Held-for-sale	76,645	57,249	[1]
Proceeds from Sale of Loans Held-for-sale	77,793	51,728	[1]
Net change in:
Interest receivable	(3,729)	(2,684)
Interest payable	(84)	(136)
Other assets	(7,714)	(1,618)
Other liabilities	13,416	11,012
Net cash provided by operating activities	118,480	100,869
Cash Flows From Investing Activities
Loans originated and acquired, net of principal collected	(450,914)	(314,768)
Purchases of securities available for sale	(502,602)	(218,734)
Purchases of premises and equipment	(2,705)	(7,351)
Payments to Acquire Federal Home Loan Bank Stock	(57,799)	(7,360)
Proceeds from FDIC for reimbursement on loss-sharing asset	878	4,195
Proceeds from sales of securities available for sale	120,800	82,776
Proceeds from principal repayments and maturities of securities available for sale	199,677	204,322
Proceeds from Sales of Assets, Investing Activities	7,391	14,132	[1]
Proceeds from Sale of Federal Home Loan Bank Stock	57,881	30,483	[1]
Proceeds from sales of other real estate and other personal property owned	5,845	13,254
Payments to FDIC related to loss-sharing asset	(855)	(1,472)
Net cash used in investing activities	(622,403)	(200,523)
Cash Flows From Financing Activities
Net increase in deposits	619,162	390,083
Net decrease in sweep repurchase agreements	(30,510)	(31,898)
Proceeds from Federal Home Loan Bank advances	1,347,000	1,467,000
Federal Reserve Bank borrowings	10	1,010
Proceeds from exercise of stock options	1,304	1,194
Repayment of Federal Home Loan Bank advances	(1,349,000)	(1,677,000)
Repayment of Federal Reserve Bank borrowings	10	1,010
Payment of common stock dividends	(66,041)	(56,480)
Preferred stock dividends	(117)	(100)
Repayment of other borrowings	0	8,248
Purchase and retirement of common stock	1,113	879
Net cash provided by financing activities	520,685	83,672
Increase (decrease) in cash and cash equivalents	16,762	(15,982)
Cash and cash equivalents at beginning of period	175,302	188,170
Cash and cash equivalents at end of period	192,064	172,188
Supplemental Information:
Cash paid for interest	3,437	3,190
Cash paid for income tax	20,825	19,054
Non-cash investing and financing activities
Loans transferred to other real estate owned	$ 1,202	$ 8,751

[1] Reclassified to conform to the current period’s presentation. There were no changes to cash flows from operating, investing, or financing activities as a result of these reclassifications.