Consolidated Statement of Cash Flows $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 11, 2015 USD ($)
Cash Flows from Operating Activities:
Net income	$ 11,626	$ 13,385	$ 13,375
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	480	585	405
Depreciation and amortization	464	472	428
Amortization and accretion on investment securities	2,057	2,133	2,427
Deferred income taxes	(192)	478	670
Investment securities gains, net	(429)	(616)	(441)
Earnings on bank owned life insurance	(628)	(507)	(502)
Stock awards	179	200	218
Originations of loans held for sale	(18,945)	(11,129)	(20,239)
Proceeds from sales of loans held for sale	19,243	11,146	21,862
Realized gains on loans sold	(404)	(236)	(443)
(Increase) decrease in accrued interest receivable	(285)	84	88
Increase (decrease) in accrued interest payable	(36)	(139)	(248)
Other, net	(319)	322	217
Net cash provided by operating activities	12,811	16,178	17,817
Available-for-sale securities:
Proceeds from sales of available-for-sale securities	30,464	28,989	25,461
Proceeds from maturity and principal repayments of securities	48,103	41,756	78,596
Purchase of securities	(111,304)	(56,257)	(123,488)
Proceeds from redemption of Regulatory Stock	4,476	4,706	1,634
Purchase of Regulatory Stock	(3,879)	(2,815)	(1,997)
Net increase in loans	(25,981)	(15,331)	(38,620)
Purchase of interest bearing time deposits	(500)	(3,480)	(2,480)
Purchase of bank owned life insurance	0	(5,123)	0
Purchase of premises, equipment and software	(776)	(1,309)	(328)
Proceeds from sale of foreclosed assets held for sale	565	647	285
Acquisition, net of cash paid	77,895	0	0
Net cash provided by (used in) investing activities	19,063	(8,217)	(60,937)
Cash Flows from Financing Activities:
Net (decrease) increase in deposits	(11,132)	25,617	11,220
Proceeds from long-term borrowings	5,291	6,820	0
Repayments of long-term borrowings	(700)	(4,200)	(20,781)
Net increase (decrease) in short-term borrowed funds	(4,759)	(27,753)	41,587
Purchase of treasury stock	(2,455)	(814)	(1,483)
Purchase of restricted stock	(7)	(170)	(115)
Dividends paid	(5,151)	(6,121)	(3,558)
Net cash (used in) provided by financing activities	(18,913)	(6,621)	26,870
Net increase (decrease) in cash and cash equivalents	12,961	1,340	(16,250)
Cash and Cash Equivalents at Beginning of Year	11,423	10,083	26,333
Cash and Cash Equivalents at End of Year	24,384	11,423	10,083
Supplemental Disclosures of Cash Flow Information:
Interest paid	4,841	5,092	6,563
Income taxes paid	3,375	2,835	3,245
Non-cash activities:
Real estate acquired in settlement of loans	323	1,095	1,051
Real estate transferred from other assets	0	549	$ 0
Non-cash assets acquired
Goodwill	$ 21,089	$ 10,256
First National Bank of Fredericksburg [Member]
Non-cash assets acquired
Securities available for sale				$ 23,831
Interest bearing time deposits with other banks				1,236
Loans				115,211
Premises and equipment				4,743
Accrued interest receivable				282
Bank-owned life insurance				4,598
Intangibles				1,981
Deferred tax asset				2,979
Other assets				2,332
Goodwill				10,833
Total Non-cash assets acquired				168,026
Liabilities assumed
Noninterest-bearing deposits				71,971
Interest-bearing deposits				153,259
Accrued interest payable				14
Other liabilities				4,693
Total liabilities assumed				229,937
Net non-cash liabilities acquired				(61,911)
Cash and cash equivalents acquired				$ 83,514