Consolidated Statements of Changes in Equity (Unaudited) - USD ($)	Total	Additional Paid-In Capital [Member]	Retained Earnings/Accumulated Deficit and Cumulative Distributions [Member]	Noncontrolling Interest [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Class AX [Member]	Class TX [Member]	Class IX [Member]	Class I [Member]	Class T [Member]	Class D [Member]	Class S [Member]
Beginning balance at Dec. 31, 2019	$ 128,056,849	$ 135,507,823	$ (10,543,287)	$ 3,038,918		$ 31,580	$ 13,278	$ 8,537
Beginning balance, shares at Dec. 31, 2019						3,158,796	1,327,819	853,734
Common stock	11,039,819	11,035,494				$ 1,512	$ 662	$ 2,151
Common stock, shares						150,441	66,220	215,102
Common stock repurchased	(620,659)	(620,406)				$ (173)	$ (80)
Common stock repurchased, shares						(17,256)	(8,028)
Distribution reinvestment	711,406	711,122				$ 179	$ 67	$ 38
Distribution reinvestment, shares						17,854	6,722	3,808
Offering costs, commissions and fees	(381,233)	(381,233)
Net income (loss)	502,076		500,845	1,231
Distributions declared on common stock	(2,058,381)		(2,058,381)
Non-controlling interests	(16,500)			(16,500)
Ending balance at Mar. 31, 2020	137,233,377	146,252,800	(12,100,823)	3,023,649		$ 33,098	$ 13,927	$ 10,726
Ending balance, shares at Mar. 31, 2020						3,309,835	1,392,733	1,072,644
Beginning balance at Dec. 31, 2019	128,056,849	135,507,823	(10,543,287)	3,038,918		$ 31,580	$ 13,278	$ 8,537
Beginning balance, shares at Dec. 31, 2019						3,158,796	1,327,819	853,734
Common stock repurchased	$ (3,527,804)
Common stock repurchased, shares	(149,639)
Ending balance at Sep. 30, 2020	$ 143,511,696	156,236,709	(15,772,727)	2,985,797		$ 34,779	$ 14,827	$ 12,133	$ 137	$ 41
Ending balance, shares at Sep. 30, 2020						3,477,940	1,482,663	1,213,296	13,736	4,083
Beginning balance at Mar. 31, 2020	137,233,377	146,252,800	(12,100,823)	3,023,649		$ 33,098	$ 13,927	$ 10,726
Beginning balance, shares at Mar. 31, 2020						3,309,835	1,392,733	1,072,644
Common stock	7,116,579	7,113,748				$ 1,447	$ 492	$ 892
Common stock, shares						144,689	49,180	89,113
Common stock repurchased	(2,022,211)	(2,021,342)				$ (625)	$ (85)	$ (159)
Common stock repurchased, shares						(62,524)	(8,544)	(15,887)
Distribution reinvestment	786,258	785,939				$ 188	$ 74	$ 57
Distribution reinvestment, shares						18,823	7,391	5,723
Offering costs, commissions and fees	(288,354)	(288,354)
Net income (loss)	386,209		404,187	(17,978)
Distributions declared on common stock	(2,209,823)		(2,209,823)
Non-controlling interests	(27,500)			(27,500)
Ending balance at Jun. 30, 2020	140,974,535	151,842,791	(13,906,459)	2,978,171		$ 34,108	$ 14,408	$ 11,516
Ending balance, shares at Jun. 30, 2020						3,410,823	1,440,760	1,151,593
Common stock	4,621,878	4,619,970				$ 793	$ 356	$ 581	$ 137	$ 41
Common stock, shares						79,333	35,693	58,024	13,736	4,083
Common stock repurchased	$ (884,934)	(884,560)				$ (325)	$ (19)	$ (30)
Common stock repurchased, shares	(37,400)					(32,490)	(1,941)	(2,969)
Distribution reinvestment	$ 831,689	831,338				$ 203	$ 82	$ 66
Distribution reinvestment, shares						20,274	8,151	6,648
Offering costs, commissions and fees	(172,830)	(172,830)
Net income (loss)	465,495		457,869	7,626
Distributions declared on common stock	(2,324,137)		(2,324,137)
Ending balance at Sep. 30, 2020	143,511,696	156,236,709	(15,772,727)	2,985,797		$ 34,779	$ 14,827	$ 12,133	$ 137	$ 41
Ending balance, shares at Sep. 30, 2020						3,477,940	1,482,663	1,213,296	13,736	4,083
Beginning balance at Dec. 31, 2020	145,519,583	161,040,483	(17,735,594)	2,150,741		$ 34,585	$ 14,729	$ 12,181	$ 1,600	$ 449	$ 393	$ 16
Beginning balance, shares at Dec. 31, 2020						3,458,541	1,472,875	1,218,108	160,013	44,884	39,281	1,567
Common stock	10,991,523	10,986,960							$ 2,818	$ 982	$ 763
Common stock, shares									281,800	98,221	76,298
Common stock repurchased	(1,884,438)	(1,883,650)				$ (292)	$ (206)	$ (290)
Common stock repurchased, shares						(29,237)	(20,547)	(28,993)
Distribution reinvestment	867,624	867,260				$ 199	$ 80	$ 69	$ 12	$ 2	$ 2
Distribution reinvestment, shares						19,855	7,967	6,856	1,193	188	219	1
Offering costs, commissions and fees	(160,379)	(160,379)
Net income (loss)	213,516		134,185	79,331
Distributions declared on common stock	(2,480,810)		(2,480,810)
Non-controlling interests	43,138,777			43,138,777
Ending balance at Mar. 31, 2021	196,205,396	170,850,674	(20,082,219)	45,368,849		$ 34,492	$ 14,603	$ 11,960	$ 4,430	$ 1,433	$ 1,158	$ 16
Ending balance, shares at Mar. 31, 2021						3,449,159	1,460,295	1,195,971	443,006	143,293	115,798	1,568
Beginning balance at Dec. 31, 2020	145,519,583	161,040,483	(17,735,594)	2,150,741		$ 34,585	$ 14,729	$ 12,181	$ 1,600	$ 449	$ 393	$ 16
Beginning balance, shares at Dec. 31, 2020						3,458,541	1,472,875	1,218,108	160,013	44,884	39,281	1,567
Common stock repurchased	$ (6,066,706)
Common stock repurchased, shares	(250,775)
Ending balance at Sep. 30, 2021	$ 257,816,200	210,572,471	(25,220,280)	72,870,083	$ (490,615)	$ 33,485	$ 14,498	$ 12,067	$ 18,249	$ 3,830	$ 2,368	$ 44
Ending balance, shares at Sep. 30, 2021						3,348,499	1,449,782	1,206,643	1,824,875	382,990	236,761	4,361
Beginning balance at Mar. 31, 2021	196,205,396	170,850,674	(20,082,219)	45,368,849		$ 34,492	$ 14,603	$ 11,960	$ 4,430	$ 1,433	$ 1,158	$ 16
Beginning balance, shares at Mar. 31, 2021						3,449,159	1,460,295	1,195,971	443,006	143,293	115,798	1,568
Common stock	17,706,780	17,699,493							$ 5,995	$ 1,022	$ 242	$ 28
Common stock, shares									599,495	102,256	24,145	2,790
Common stock repurchased	(2,898,604)	(2,897,407)				$ (995)	$ (150)	$ (30)			$ (22)
Common stock repurchased, shares						(99,469)	(15,016)	(2,994)			(2,183)
Distribution reinvestment	914,465	914,086				$ 199	$ 81	$ 69	$ 22	$ 3	$ 5
Distribution reinvestment, shares						19,899	8,101	6,877	2,204	283	514	1
Offering costs, commissions and fees	(242,943)	(242,943)
Net income (loss)	134,036		709,108	(575,072)
Distributions declared on common stock	(2,657,795)		(2,657,795)
Non-controlling interests	19,727,384			19,727,384
Ending balance at Jun. 30, 2021	228,888,719	186,323,903	(22,030,906)	64,521,161		$ 33,696	$ 14,534	$ 11,999	$ 10,447	$ 2,458	$ 1,383	$ 44
Ending balance, shares at Jun. 30, 2021						3,369,589	1,453,380	1,199,854	1,044,705	245,832	138,274	4,359
Common stock	24,712,255	24,702,149							$ 7,759	$ 1,367	$ 980
Common stock, shares									775,827	136,657	98,012	1
Common stock repurchased	$ (1,283,665)	(1,283,142)				$ (407)	$ (116)
Common stock repurchased, shares	(52,336)					(40,694)	(11,642)
Distribution reinvestment	$ 968,691	968,294				$ 196	$ 80	$ 68	$ 43	$ 5	$ 5
Distribution reinvestment, shares						19,604	8,044	6,789	4,343	501	475	1
Offering costs, commissions and fees	(357,761)	(357,761)
Net income (loss)	(593,957)		(97,697)	(496,260)
Distributions declared on common stock	(3,091,677)		(3,091,677)
Designated derivatives, fair value adjustments	(490,615)				(490,615)
Acquired non-controllinginterest	219,028	219,028
Non-controlling interests	8,845,182			8,845,182
Ending balance at Sep. 30, 2021	$ 257,816,200	$ 210,572,471	$ (25,220,280)	$ 72,870,083	$ (490,615)	$ 33,485	$ 14,498	$ 12,067	$ 18,249	$ 3,830	$ 2,368	$ 44
Ending balance, shares at Sep. 30, 2021						3,348,499	1,449,782	1,206,643	1,824,875	382,990	236,761	4,361