SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Intangible Assets (Details Narrative) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Purchase of branch office in 2001
Goodwill from purchases and acquisitions	$ 2,400	$ 2,400
Canaan National Bancorp, Inc. acquisition in 2004
Goodwill from purchases and acquisitions	7,200	7,200
Branch office purchase in New York State in 2007
Goodwill from purchases and acquisitions	319	319
Riverside Bank acquisition in December 2014
Goodwill from purchases and acquisitions	2,700	2,700
Purchase of additional branch office in New York in 2017
Goodwill from purchases and acquisitions	$ 1,300	$ 1,300