CAPITAL TRANSACTIONS - Additional information (Details) - USD ($)		3 Months Ended		12 Months Ended
	Aug. 27, 2018	Dec. 31, 2019	Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2018	Sep. 17, 2019	Dec. 31, 2017	Aug. 31, 2016
Capital Transaction [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares				1.0463	948,080
Common Stock, Shares, Outstanding		18,330,058		18,330,058	19,311,505
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 12.65		$ 12.65	$ 12.65		$ 12.65
Payments to Acquire Businesses, Gross					$ 11,993,212
Stock Issued During Period, Shares, New Issues	5,270,834
Sale of Stock, Number of Shares Issued in Transaction	4,583,334
Common Stock, Par or Stated Value Per Share	$ 1.00	$ 1		$ 1	$ 1
Shares Issued, Price Per Share	$ 12.00
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right	687,500
Proceeds from Issuance Initial Public Offering	$ 59,800,000
Plan 1
Capital Transaction [Line Items]
Authorized shares								581,518
Plan 2
Capital Transaction [Line Items]
Authorized shares						937,248
Shares repurchased		426,742	426,742
Authorized shares remaining		510,506	510,506	510,506
Premara [Member]
Capital Transaction [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares				2,231,728
Common Shares Outstanding Percentage		30.00%		30.00%
Payments to Acquire Businesses, Gross				$ 11,993,212
Business Combination Shares Issued Ratio				1.0463
Common Stock
Capital Transaction [Line Items]
Stock Issued During Period, Shares, New Issues				2,334,999
Common Stock | Premara [Member]
Capital Transaction [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares				3,179,808
Common Stock, Shares, Outstanding		948,080		948,080