SALISBURY BANCORP (PARENT ONLY) CONDENSED FINANCIAL INFORMATION - Unconsolidated statements of income of Salisbury Bancorp, Inc. (Details) - Salisbury Bancorp, Inc. (Parent Only) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Dividends from subsidiary	$ 3,491	$ 2,743	$ 2,143
Interest income	6	19	21
Interest expense	624	35
Expenses	337	511	986
Income before taxes and equity in undistributed net income of subsidiary	2,536	2,216	1,178
Income tax benefit	369	192	91
Income before equity in undistributed net income of subsidiary	2,905	2,408	1,269
Equity in undistributed net income of subsidiary	3,780	6,049	1,252
Net income	$ 6,685	$ 8,457	$ 2,521