Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Operating activities:
Net income	$ 2,893	$ 4,006
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	684	562
Provision for loan losses	3,510	3,180
Provision for indemnifications	46	225
Provision for other real estate owned losses		150
Share-based compensation	232	140
Net accretion of acquisition-related fair value adjustments	(820)
Accretion of discounts and amortization of premiums on securities, net	333	176
Net realized gains on sales/calls of securities	0	(2)
Net realized gains on sales of other real estate owned	(121)	(7)
Net realized gain on sale of equipment	(48)
Income from bank-owned life insurance	(83)
Proceeds from sales of loans held for sale	98,633	205,469
Origination of loans held for sale	(91,384)	(178,174)
Change in other assets and liabilities:
Accrued interest receivable	334	107
Other assets	(2,402)	(175)
Accrued interest payable	(13)	(40)
Other liabilities	323	(1,235)
Net cash provided by operating activities	12,117	34,382
Investing activities:
Proceeds from maturities, calls and sales of securities available for sale	16,586	7,179
Purchases of securities available for sale	(7,284)	(5,882)
Redemption of restricted stocks	646	219
Net increase in customer loans	(1,258)	(4,162)
Proceeds from sales of other real estate owned	2,483	866
Purchases of corporate premises and equipment, net	(451)	(1,318)
Net cash provided by (used in) investing activities	10,722	(3,098)
Financing activities:
Net increase in demand, interest-bearing demand and savings deposits	26,233	12,513
Net decrease in time deposits	(7,059)	(2,233)
Net increase in borrowings	3,708	4,473
Proceeds from exercise of stock options		17
Issuance of common stock	34
Cash dividends	(988)	(948)
Net cash provided by financing activities	21,928	13,822
Net increase in cash and cash equivalents	44,767	45,106
Cash and cash equivalents at beginning of period	148,139	25,620
Cash and cash equivalents at end of period	192,906	70,726
Supplemental disclosure
Interest paid	2,233	2,188
Income taxes paid	28	508
Supplemental disclosure of noncash investing and financing activities
Unrealized (losses) gains on securities available for sale	2,069	(537)
Loans transferred to other real estate owned	180	70
Pension adjustment	9	(13)
Unrealized gain (loss) on cash flow hedging instrument	40	49
Supplemental Disclosures of Noncash Investing And Financing Activities [Member]
Supplemental disclosure of noncash investing and financing activities
Unrealized (losses) gains on securities available for sale	$ 3,170	$ (827)