SHAREHOLDERS' EQUITY - Actual regulatory capital position and minimum capital requirements (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Salisbury
Total Capital (to risk-weighted assets)
Actual - Amount	$ 94,948	$ 92,030
Actual - Ratio	13.25%	13.51%
For Capital Adequacy - Amount	$ 57,330	$ 54,509
For Capital Adequacy - Ratio	8.00%	8.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions - Amount
To Be Well Capitalized Under Prompt Corrective Action Provisions - Ratio
Tier 1 Capital (to risk-weighted assets)
Actual - Amount	$ 78,875	$ 76,120
Actual - Ratio	11.01%	11.17%
For Capital Adequacy - Amount	$ 42,997	$ 40,878
For Capital Adequacy - Ratio	6.00%	6.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions - Amount
To Be Well Capitalized Under Prompt Corrective Action Provisions - Ratio
Common Equity Tier 1 Capital (to risk-weighted assets)
Actual - Amount	$ 78,875	$ 76,120
Actual - Ratio	11.01%	11.17%
For Capital Adequacy - Amount	$ 41,868	$ 30,659
For Capital Adequacy - Ratio	4.50%	4.50%
To Be Well Capitalized - Amount
To Be Well Capitalized - Ratio
Tier 1 Capital (to average assets)
Actual - Amount	$ 78,875	$ 76,120
Actual - Ratio	8.47%	8.56%
For Capital Adequacy - Amount	$ 37,216	$ 36,102
For Capital Adequacy - Ratio	4.00%	4.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions - Amount
To Be Well Capitalized Under Prompt Corrective Action Provisions - Ratio
Bank
Total Capital (to risk-weighted assets)
Actual - Amount		$ 89,249	$ 92,739
Actual - Ratio		13.10%	12.94%
For Capital Adequacy - Amount		$ 54,504	$ 57,330
For Capital Adequacy - Ratio		8.00%	8.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions - Amount		$ 68,131	$ 71,662
To Be Well Capitalized Under Prompt Corrective Action Provisions - Ratio		10.00%	10.00%
Tier 1 Capital (to risk-weighted assets)
Actual - Amount		$ 83,340	$ 86,666
Actual - Ratio		12.23%	12.09%
For Capital Adequacy - Amount		$ 40,878	$ 42,997
For Capital Adequacy - Ratio		6.00%	6.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions - Amount		$ 54,504	$ 57,329
To Be Well Capitalized Under Prompt Corrective Action Provisions - Ratio		8.00%	8.00%
Common Equity Tier 1 Capital (to risk-weighted assets)
Actual - Amount		$ 83,340	$ 86,666
Actual - Ratio		12.23%	12.09%
For Capital Adequacy - Amount		$ 30,659	$ 41,871
For Capital Adequacy - Ratio		4.50%	4.50%
To Be Well Capitalized - Amount		$ 44,285	$ 60,481
To Be Well Capitalized - Ratio		6.50%	6.50%
Tier 1 Capital (to average assets)
Actual - Amount		$ 83,340	$ 86,666
Actual - Ratio		9.37%	9.30%
For Capital Adequacy - Amount		$ 35,593	$ 37,219
For Capital Adequacy - Ratio		4.00%	4.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions - Amount		$ 44,491	$ 46,524
To Be Well Capitalized Under Prompt Corrective Action Provisions - Ratio		5.00%	5.00%