EQUITY OFFERINGS AND RELATED EXPENSES - Stock issued (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended										124 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Sep. 30, 2022
EQUITY OFFERINGS AND RELATED EXPENSES
Issuance of common stock, net of offering costs (shares)	13,416	14,924	19,545,935		31,592	354,257	3,177,936	7,931	3,465,922			380,936	63,998	12,035,023	19,545,935
Gross Proceeds	$ 187,965	$ 209,006	$ 287,476,304		$ 449,515	$ 5,023,843	$ 45,862,995	$ 93,737	$ 48,741,406			$ 5,485,780	$ 899,964	$ 180,522,093	$ 287,476,304
Underwriting fees	2,820	3,137	7,427,618		6,744	5,680	1,015,127		1,358,880			75,510		4,959,720
Offering Expenses	58,475	50,369	1,978,449		53,327	84,592	559,261		307,021			29,904		835,500
Fees covered by Advisor	10,863	12,170	131,257		4,255	66,423	37,546
Net Proceeds	$ 137,533	$ 167,670	278,201,494		$ 393,699	$ 4,999,994	$ 44,326,153	$ 93,737	$ 47,075,505			$ 5,380,366	$ 899,964	$ 174,726,873
Average Offering Price	$ 14.01	$ 14.00			$ 14.23	$ 14.40	$ 14.43	$ 11.85	$ 14.06			$ 14.47	$ 14.06	$ 14.90
Increase (decrease) in gross proceeds from issuance of common stock due to share redemptions						$ 94	$ 757	$ (1,051)	$ (142)	$ (31)	$ (29)
Common shares issued under the DRIP			0	$ 0	$ 0	$ 228,943	$ 0	$ 94,788	$ 0	$ 0	$ 0	$ 390,505	$ 938,385	$ 113,000
Reclassification adjustment to additional paid in capital			$ 3,317,652		$ 3,317,652