CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash Flows from Operating Activities
Net income	$ 16,072	$ 13,873
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based and non-cash compensation	479	395
Depreciation and amortization	4,292	4,364
Provision for loan losses	2,000	4,000
Provision for deferred income taxes	7,415	4,636
Amortization of security premiums and discounts, net	3,697	4,737
Net security gains	(40)
Gain on sales of loans, net	(2,215)	(6,260)
Net gain on disposition of premises and equipment	(7)
Net (gains) loss on sales of OREO properties	(132)	18
Increase in cash surrender value of bank owned life insurance	(78)	(686)
Change in assets and liabilities:
Decrease in other assets	123	8,465
Decrease in other liabilities	(3,943)	(395)
Decrease in interest payable	(107)	(308)
(Increase) decrease in income taxes receivable	(1,505)	1,128
Net cash provided by operating activities before activities for loans originated for sale	26,051	33,967
Loans originated for sale	(107,686)	(273,889)
Proceeds from sales of loans	103,455	279,278
Net cash provided by operating activities	21,820	39,356
Cash Flows from Investing Activities
Proceeds from sales of securities classified available for sale	62,245	5,267
Proceeds from maturities of securities classified available for sale	105,049	99,224
Proceeds from maturities of securities classified held to maturity	3
Purchase of securities classified available for sale	(164,707)	(42,513)
Purchase of securities classified held to maturity	(1,026)
Net increase in loans	(25,070)	(89,301)
Proceeds from disposition of premises and equipment	7	601
Proceeds from sale of OREO properties	1,252	1,479
Purchases of premises and equipment	(1,548)	(1,710)
Net cash used in investing activities	(23,795)	(26,953)
Cash Flows from Financing Activities
Net decrease in certificates of deposit	(44,246)	(59,617)
Net increase (decrease) in demand, money market and savings deposits	36,636	(49,739)
Cash dividends paid	(8,176)	(5,282)
Value of shares surrendered upon vesting of restricted stock units to cover tax obligations	(25)	(30)
Principal payments on long-term debt		(7,000)
Net (decrease) increase in securities sold under agreements to repurchase	(31,785)	9,214
Net cash used in financing activities	(47,596)	(112,454)
Net decrease in cash and due from banks	(49,571)	(100,051)
Cash and due from banks, beginning	231,603	351,255
Cash and due from banks, ending	182,032	251,204
Cash payments for:
Interest	3,436	5,056
Income taxes	2,563	1,110
Non-cash investing and financing activities:
Other real estate acquired in settlement of loans	$ 609	$ 663