STOCKHOLDERS' EQUITY AND REGULATORY MATTERS (Schedule of Compliance with Regulatory Capital Requirements) (Details) - The Juniata Valley Bank [Member] $ in Thousands	Dec. 31, 2022 USD ($)	Jan. 01, 2022 USD ($)	Dec. 31, 2021 USD ($)
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Total Capital, Amount	$ 73,143	$ 68,400	$ 56,153
Total Capital, Ratio	0.1301	0.1316	0.1106
Total Capital, Minimum Capital Adequacy With Capital Buffer, Amount	$ 59,040		$ 54,580
Total Capital, Minimum Capital Adequacy With Capital Buffer, Ratio	0.1050		0.1050
Total Capital, Minimum Regulatory Requirements to be "Well Capitalized", Amount	$ 56,229		$ 51,981
Total Capital, Minimum Regulatory Requirements to be "Well Capitalized", Ratio	0.1000		0.1000
Tier 1 Capital, Amount	$ 69,116		$ 56,153
Tier 1 Capital, Ratio	0.1229		0.1106
Tier One Risk Based Capital Minimum Capital Adequacy With Capital Buffer, Amount	$ 47,794		$ 44,184
Tier One Risk Based Capital Minimum Capital Adequacy With Capital Buffer, Ratio	0.0850		0.0850
Tier 1 Capital, Minimum Regulatory Requirements to be "Well Capitalized", Amount	$ 44,983		$ 41,585
Tier 1 Capital, Minimum Regulatory Requirements to be "Well Capitalized", Ratio	0.0800		0.0800
Common Equity Tier 1 Capital, Amount	$ 69,116	$ 64,900	$ 56,153
Common Equity Tier 1 Capital, Ratio	0.1229	0.1248	0.1106
Common Equity Tier 1 Capital, Minimum Capital Adequacy With Capital Buffer, Amount	$ 39,360		$ 36,387
Common Equity Tier 1 Capital, Minimum Capital Adequacy With Capital Buffer, Ratio	0.0700		0.0700
Common Equity Tier 1 Capital, Minimum Regulatory Requirements to be "Well Capitalized", Amount	$ 36,549		$ 33,788
Common Equity Tier 1 Capital, Minimum Regulatory Requirements to be "Well Capitalized", Ratio	0.0650		0.0650
Tier 1, Leverage Capital to Average Assets, Amount	$ 69,116		$ 56,153
Tier 1, Leverage Capital to Average Assets, Ratio	0.0848	0.0798	0.0699
Tier 1, Leverage Capital to Average Assets, Minimum Requirement for Capital Adequacy Purposes, Amount	$ 32,605		$ 32,502
Tier 1, Leverage Capital to Average Assets, Minimum Requirement for Capital Adequacy Purposes, Ratio	0.0400		0.0400
Tier 1, Leverage Capital to Average Assets, Minimum Regulatory Requirements to be "Well Capitalized", Amount	$ 40,756		$ 40,627
Tier 1, Leverage Capital to Average Assets, Minimum Regulatory Requirements to be "Well Capitalized", Ratio	0.0500		0.0500