STOCKHOLDERS' EQUITY - Company's Option Activity (Details)	6 Months Ended	12 Months Ended
	Jun. 30, 2021 USD ($) $ / shares shares	Dec. 31, 2020 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted outside of the plan	309,564
Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding Available For Grant at the beginning	463,250	0
Options Outstanding at the beginning	136,750	0
Options Outstanding at the beginning (in dollars per share) | $ / shares	$ 4.96
Weighted-Average Grant Date Fair Value Beginning | $ / shares	$ 2.27
Options granted	158,000	462,500
Granted	158,000	137,500
Granted (in dollars per share) | $ / shares	$ 9.73	$ 4.96
Options granted | $ / shares	$ 6.54	$ 2.27
Weighted Average Remaining Contractual Term Granted	10 years	10 years
Options forfeited/cancelled	25,000	750
Options forfeited/cancelled	(25,000)	(750)
Weighted Average Exercise Price Forfeited | $ / shares	$ 9.79	$ 5.00
Options forfeited/cancelled | $ / shares		$ 0
[custom:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesExerciseAvailableForGrant]		0
Options exercised	0	0
Weighted Average Exercise Price Exercised | $ / shares
Options exercised | $ / shares
Weighted Average Remaining Contractual Term Outstanding	9 years 8 months 1 day	9 years 11 months 12 days
Options granted outside of the plan	0
Options granted outside of the plan exercise price | $ / shares	$ 7.80
Options granted outside of the plan | $ / shares	$ 5.06
Options granted outside of the plan Contractual Life	10 years
[custom:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesOptionsGrantedAvailableForGrant]	(158,000)	(462,500)
Options Outstanding Available For Grant at the ending	330,250	463,250
Options Outstanding at the end	579,314	136,750
Options Outstanding at the end (in dollars per share) | $ / shares	$ 7.57	$ 4.96
Weighted-Average Grant Date Fair Value ending | $ / shares		$ 2.27
Aggregate intrinsic value | $	$ 1,297,698