CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 21,992	$ 22,513
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	950	100
Depreciation of premises and equipment	1,790	1,715
Net amortization of premium and discount	977	777
Amortization of intangibles	645	311
Share-based compensation	1,109	1,156
Income from bank-owned life insurance	(1,589)	(982)
Net gains on loan sales and commissions on loans originated for others	(4,938)	(5,333)
Net gain on sale of portfolio loans	(135)	0
Equity in earnings (losses) of unconsolidated subsidiaries	177	155
Proceeds from sales of loans	222,098	244,302
Loans originated for sale	(217,682)	(232,179)
(Increase) decrease in other assets	(21,194)	627
Increase (decrease) in other liabilities	16,450	(4,288)
Net cash provided by operating activities	20,650	28,874
Cash flows from investing activities:
Purchases of mortgage-backed securities available for sale	(62,497)	0
Purchases of other investment securities available for sale	(40,495)	(30,228)
Maturities and principal payments of mortgage-backed securities available for sale	23,696	26,274
Maturities and principal payments of other investment securities available for sale	54,681	8,162
Maturities and principal payments of mortgage-backed securities held to maturity	2,008	2,573
Purchases of Federal Home Loan Bank stock	(9,987)	0
Net increase in loans	(53,972)	(66,792)
Net Proceeds from sale of portfolio loans	510	0
Purchases of loans	(17,079)	(2,160)
Proceeds from the sale of property acquired through foreclosure or repossession	254	240
Purchases of premises and equipment	(1,816)	(2,344)
Proceeds from bank-owned life insurance	2,054	0
Net cash used in investing activities	(102,643)	(64,275)
Cash flows from financing activities:
Net increase (decrease) in deposits	(144,905)	(15,699)
Proceeds from Federal Home Loan Bank advances	640,000	323,000
Repayment of Federal Home Loan Bank advances	(378,963)	(257,976)
Proceeds from stock option exercises and issuance of other equity instruments	(26)	586
Tax benefit from stock option exercises and other equity instruments	286	467
Cash dividends paid	(12,117)	(11,234)
Net cash provided by financing activities	104,275	39,144
Net increase in cash and cash equivalents	22,282	3,743
Cash and cash equivalents at beginning of period	97,631	80,350
Cash and cash equivalents at end of period	119,913	84,093
Noncash Investing and Financing Activities:
Loans charged off	2,335	676
Loans transferred to property acquired through foreclosure or repossession	1,045	491
Supplemental Disclosures:
Interest payments	10,467	11,175
Income tax payments	$ 9,872	$ 9,665