SECURITIES AVAILABLE FOR SALE - Summary of debt securities available for sale and unrealized loss position (Detail) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Debt Securities Available For Sale Unrealized Loss Position Fair Value [Line Items]
Fair Value, Less Than 12 Months	$ 7,579,042	$ 45,468,677
Unrealized Losses, Less Than 12 Months	(326,643)	(3,092,661)
Fair Value, 12 Months or More	73,939,044	38,259,752
Unrealized Losses, 12 Months or More	(8,877,645)	(5,951,166)
Fair Value, Total	81,518,086	83,728,429
Unrealized Losses, Total	(9,204,288)	(9,043,827)
U.S Treasury Bills
Debt Securities Available For Sale Unrealized Loss Position Fair Value [Line Items]
Fair Value, Less Than 12 Months		4,927,608
Unrealized Losses, Less Than 12 Months		(43,702)
Fair Value, 12 Months or More	4,983,764
Unrealized Losses, 12 Months or More	(11,211)
Fair Value, Total	4,983,764	4,927,608
Unrealized Losses, Total	(11,211)	(43,702)
U.S. Government and Agency Obligations
Debt Securities Available For Sale Unrealized Loss Position Fair Value [Line Items]
Fair Value, Less Than 12 Months		2,758,248
Unrealized Losses, Less Than 12 Months		(241,752)
Fair Value, 12 Months or More	5,500,932	2,706,906
Unrealized Losses, 12 Months or More	(499,068)	(293,094)
Fair Value, Total	5,500,932	5,465,154
Unrealized Losses, Total	(499,068)	(534,846)
Corporate Bonds
Debt Securities Available For Sale Unrealized Loss Position Fair Value [Line Items]
Fair Value, Less Than 12 Months		11,859,089
Unrealized Losses, Less Than 12 Months		(392,367)
Fair Value, 12 Months or More	14,636,812	2,647,402
Unrealized Losses, 12 Months or More	(572,232)	(306,548)
Fair Value, Total	14,636,812	14,506,491
Unrealized Losses, Total	(572,232)	(698,915)
Residential Mortgage Backed Securities
Debt Securities Available For Sale Unrealized Loss Position Fair Value [Line Items]
Fair Value, Less Than 12 Months	3,390,067	16,474,573
Unrealized Losses, Less Than 12 Months	(177,215)	(1,557,718)
Fair Value, 12 Months or More	34,373,999	22,801,879
Unrealized Losses, 12 Months or More	(5,577,358)	(3,674,582)
Fair Value, Total	37,764,066	39,276,452
Unrealized Losses, Total	(5,754,573)	(5,232,300)
Commercial Mortgage Backed Securities
Debt Securities Available For Sale Unrealized Loss Position Fair Value [Line Items]
Fair Value, Less Than 12 Months	4,188,975	9,449,159
Unrealized Losses, Less Than 12 Months	(149,428)	(857,122)
Fair Value, 12 Months or More	14,443,537	10,103,565
Unrealized Losses, 12 Months or More	(2,217,776)	(1,676,942)
Fair Value, Total	18,632,512	19,552,724
Unrealized Losses, Total	$ (2,367,204)	$ (2,534,064)