Regulatory Matters (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Total Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	$ 96,648,000	$ 93,680,000
Minimum Capital Requirement	45,789,000	47,698,000
Total Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio (in hundredths)	16.89%	15.71%
Minimum Capital Requirement (in hundredths)	8.00%	8.00%
Tier 1 Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	89,491,000	86,214,000
Minimum Capital Requirement	22,895,000	23,849,000
Tier 1 Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio (in hundredths)	15.64%	14.46%
Minimum Capital Requirement (in hundredths)	4.00%	4.00%
Tier 1 Capital to Average Assets, Amount [Abstract]
Capital Amount	89,491,000	86,214,000
Minimum Capital Requirement	35,466,000	33,900,000
Tier 1 Capital to Average Assets, Ratio [Abstract]
Capital Ratio (in hundredths)	10.09%	10.17%
Minimum Capital Requirement (in hundredths)	4.00%	4.00%
Amount available for dividend distribution without prior approval from regulatory agency	6,000,000
Old Point National Bank [Member]
Total Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	90,942,000	88,410,000
Minimum Capital Requirement	45,668,000	47,627,000
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	57,085,000	59,534,000
Total Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio (in hundredths)	15.93%	14.85%
Minimum Capital Requirement (in hundredths)	8.00%	8.00%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions (in hundredths)	10.00%	10.00%
Tier 1 Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	83,804,000	80,955,000
Minimum Capital Requirement	22,834,000	23,814,000
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	34,251,000	35,720,000
Tier 1 Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio (in hundredths)	14.68%	13.60%
Minimum Capital Requirement (in hundredths)	4.00%	4.00%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions (in hundredths)	6.00%	6.00%
Tier 1 Capital to Average Assets, Amount [Abstract]
Capital Amount	83,804,000	80,955,000
Minimum Capital Requirement	35,302,000	33,729,000
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	$ 44,128,000	$ 42,161,000
Tier 1 Capital to Average Assets, Ratio [Abstract]
Capital Ratio (in hundredths)	9.50%	9.60%
Minimum Capital Requirement (in hundredths)	4.00%	4.00%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions (in hundredths)	5.00%	5.00%