Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Net income	$ 16,771	$ 20,579	$ 3,737
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,955	5,294	4,694
Loan loss recovery	0	(4,000)	0
Write-down of OREO	0	73	1,163
Decrease/ (increase) in deferred income taxes	8,657	16,601	(577)
Mortgage loan sales (premiums) discounts, net	(2,850)	(1,505)	(1,181)
Gains on sales of investment securities available-for-sale	0	(475)	0
Deferred benefit plan income	(1,299)	(1,806)	(1,287)
Stock-based compensation expense	3,124	2,482	1,214
Gains on sales of OREO	(86)	(192)	(203)
Loss on sale of premises and equipment	963	0	0
Increase in cash surrender value of BOLI	(1,016)	(1,001)	(986)
Increase in other assets	7,468	(8,364)	(3,050)
Increase (decrease) in other liabilities	(7,216)	5,422	(2,830)
Originations of mortgage loans for sale	(110,038)	(72,319)	(67,823)
Proceeds from sales of mortgage loans	107,858	76,893	72,673
Net cash provided by operating activities	27,291	37,682	5,544
Cash flows from investing activities:
Purchases of investment securities available-for-sale	(326,896)	(101,689)	(76,757)
Purchases of investment securities held to maturity	(6,464)	0	(2,292)
Proceeds from maturities, calls, sales and prepayments of investment securities available-for-sale	137,702	108,489	88,466
Proceeds from maturities and calls of investment securities held-to-maturity	5,000	12,618	19,193
Proceeds from redemption of FHLB stock	13,096	22,646	882
Purchases of FHLB stock	(12,940)	0	0
Loan originations, net of collections	(312,637)	(190,519)	(102,946)
Proceeds from sale of loans	0	3,150	0
Purchases of loans	0	(3,500)	0
Purchases of premises and equipment	(2,388)	(749)	(1,034)
Proceeds from sales of premises and equipment	0	26	0
Proceeds from sales of other assets	0	2,468	2,669
Proceeds from sales of OREO	2,050	1,712	2,580
Net cash used in investing activities	(39,241)	(145,348)	(30,619)
Cash flows from financing activities:
Net increase in deposits	7,292	102,938	53,654
Proceeds from stock options exercised	7	0	0
Tax effect of non-vested restricted stock	(577)	(556)	(339)
FHLB advance borrowing	327,000	95,000	110,000
Repayment of FHLB advances	(327,000)	(95,000)	(137,000)
Net cash provided by financing activities	6,722	102,382	26,315
Net (decrease) increase in cash and cash equivalents	(5,228)	(5,284)	1,240
Cash and cash equivalents at beginning of period	77,805	83,089	81,849
Cash and cash equivalents at end of period	72,577	77,805	83,089
Home Federal Bank
Cash flows from investing activities:
Net cash received from acquisitions	0	0	38,620
Bank Of America, Branch Locations
Cash flows from investing activities:
Net cash received from acquisitions	456,611	0	0
Prime Pacific Financial Services
Cash flows from investing activities:
Net cash received from acquisitions	$ 7,625	$ 0	$ 0