Regulatory Matters (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Total Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	$ 106,443	$ 104,076
Minimum Capital Requirement	$ 63,263	$ 55,910
Total Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio	14.51%	14.89%
Minimum Capital Requirement	8.625%	8.00%
Tier 1 Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	$ 98,198	$ 96,338
Minimum Capital Requirement	$ 48,593	$ 41,932
Tier 1 Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio	13.39%	13.78%
Minimum Capital Requirement	6.625%	6.00%
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	$ 98,198	$ 96,338
Common Equity Tier One Capital Required for Capital Adequacy	$ 37,591	$ 31,449
Common Equity Tier 1 Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio	13.39%	13.78%
Minimum Capital Requirement	5.125%	4.50%
Tier 1 Capital to Average Assets, Amount [Abstract]
Capital Amount	$ 98,198	$ 96,338
Minimum Capital Requirement	$ 36,768	$ 35,260
Tier 1 Capital to Average Assets, Ratio [Abstract]
Capital Ratio	10.68%	10.93%
Minimum Capital Requirement	4.00%	4.00%
Amount available for dividend distribution without prior approval from regulatory agency	$ 2,799
Old Point National Bank [Member]
Total Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	98,237	$ 96,079
Minimum Capital Requirement	62,909	55,589
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	$ 72,938	$ 69,486
Total Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio	13.47%	13.83%
Minimum Capital Requirement	8.625%	8.00%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	10.00%	10.00%
Tier 1 Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	$ 89,992	$ 88,341
Minimum Capital Requirement	48,321	41,692
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	$ 58,350	$ 55,589
Tier 1 Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio	12.34%	12.71%
Minimum Capital Requirement	6.625%	6.00%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	8.00%	8.00%
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount [Abstract]
Capital Amount	$ 89,992	$ 88,341
Common Equity Tier One Capital Required for Capital Adequacy	37,381	31,269
Common Equity Tier One Capital Required to be Well Capitalized	$ 47,410	$ 45,166
Common Equity Tier 1 Capital to Risk Weighted Assets, Ratio [Abstract]
Capital Ratio	12.34%	12.71%
Minimum Capital Requirement	5.125%	4.50%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	6.50%	6.50%
Tier 1 Capital to Average Assets, Amount [Abstract]
Capital Amount	$ 89,992	$ 88,341
Minimum Capital Requirement	36,549	35,124
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	$ 45,686	$ 43,905
Tier 1 Capital to Average Assets, Ratio [Abstract]
Capital Ratio	9.85%	10.06%
Minimum Capital Requirement	4.00%	4.00%
Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions	5.00%	5.00%