Statements of income of Salisbury Bancorp, Inc. (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Condensed Financial Statements, Captions [Line Items]
Net income	$ 15,874	$ 16,473	$ 11,940
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Dividends from subsidiary	4,321	3,994	3,787
Interest income	10	11	6
Interest expense	932	1,000	618
Non-interest expenses	1,063	574	495
Income before taxes and equity in undistributed net income of subsidiary	2,336	2,431	2,680
Income tax benefit	409	386	273
Income before equity in undistributed net income of subsidiary	2,745	2,817	2,953
Equity in undistributed net income of subsidiary	13,129	13,656	8,987
Net income	$ 15,874	$ 16,473	$ 11,940

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