Consolidated Statement of Equity - USD ($)	Total	Common Stock [Member] Common Stock Class A [Member]	Common Stock [Member] Common Stock Class T [Member]	Common Stock [Member] Common Stock Class W [Member]	Common Stock [Member] Common Stock Class Y [Member]	Common Stock [Member] Common Stock Class Z [Member]	Additional Paid-in Capital [Member]	Distributions [Member]	Accumulated Deficit [Member]	Strategic Student & Senior Housing Trust, Inc. [Member]	Noncontrolling Interests in our Operating Partnership [Member]	Preferred Equity in our Operating Partnership [Member]	Redeemable Common Stock [Member]
Beginning Balance at Dec. 31, 2018	$ 52,304,923	$ 11,122	$ 36	$ 44			$ 83,533,060	$ (7,981,638)	$ (22,263,678)	$ 53,298,946	$ (994,023)	$ 10,095,708	$ 2,659,654
Beginning Balance, shares at Dec. 31, 2018		11,122,135	36,299	43,996
Gross proceeds from issuance of common stock	11,715,143	$ 236	$ 34	$ 39	$ 766	$ 159	11,713,909			11,715,143
Gross proceeds from issuance of common stock, shares		235,818	33,600	39,149	766,075	158,764
Offering costs	(2,180,377)						(2,180,377)			(2,180,377)
Reimbursement of offering costs by Advisor	522,080						522,080			522,080
Changes to redeemable common stock	(2,352,621)						(2,352,621)			(2,352,621)			2,352,621
Redemptions of common stock	(36)	$ (36)								(36)			(288,314)
Redemptions of common stock (in shares)		(35,340)
Distributions	(7,256,933)							(7,256,933)		(7,256,933)
Distribution of common stock			$ 5	$ 1			(6)
Distribution of common stock (in shares)			5,307	909
Distributions to noncontrolling interests	(15,839)										(15,839)
Distributions to preferred unitholders in our Operating Partnership												(990,617)
Issuance of shares for distribution reinvestment plan	2,352,621	$ 241	$ 2	$ 2	$ 2	$ 306	2,352,374			2,352,621
Issuance of shares for distribution reinvestment plan (in shares)		240,789	1,785	1,144	2,536
Issuance of restricted stock	3	$ 3								3
Issuance of restricted stock (in shares)		2,500
Stock based compensation expense	20,885						20,885			20,885
Net loss attributable to Strategic Student & Senior Housing Trust, Inc.	(19,573,452)								(19,573,452)	(19,573,452)		990,617
Net loss attributable to the noncontrolling interests	(42,052)										(42,052)
Accretion of non-cash preferred equity issuance costs												46,595
Ending Balance at Dec. 31, 2019	35,494,345	$ 11,566	$ 77	$ 86	$ 768	$ 159	93,609,304	(15,238,571)	(41,837,130)	36,546,259	(1,051,914)	10,142,303	4,723,961
Ending Balance, shares at Dec. 31, 2019		11,565,901	76,991	85,198	768,611	159,070
Gross proceeds from issuance of common stock	3,313,673				$ 349	$ 7	3,313,317			3,313,673
Gross proceeds from issuance of common stock, shares					349,320	6,989
Offering costs	(614,085)						(614,085)			(614,085)
Adjustment to offering costs	503,373						503,373			503,373
Reimbursement of offering costs by Advisor	839,548						839,548			839,548
Changes to redeemable common stock	(626,649)						(626,649)			(626,649)			626,649
Redemptions of common stock	(4)	$ (4)								(4)
Redemptions of common stock (in shares)		(3,544)
Distributions	(1,961,164)							(1,961,164)		(1,961,164)
Distributions to noncontrolling interests	(3,950)										(3,950)
Distributions to preferred unitholders in our Operating Partnership												(1,108,852)
Issuance of shares for distribution reinvestment plan	626,649	$ 60	$ 1	$ 1	$ 5	$ 1	626,581			626,649
Issuance of shares for distribution reinvestment plan (in shares)		60,573	607	350	5,418	435
Issuance of restricted stock	3	$ 3								3
Issuance of restricted stock (in shares)		2,500
Stock based compensation expense	25,043						25,043			25,043
Net loss attributable to Strategic Student & Senior Housing Trust, Inc.	(16,197,445)								(16,197,445)	(16,197,445)		1,108,852
Net loss attributable to the noncontrolling interests	(32,683)										(32,683)
Accretion of non-cash preferred equity issuance costs												15,526
Ending Balance at Dec. 31, 2020	21,366,654	$ 11,625	$ 78	$ 87	$ 1,122	$ 167	97,676,432	(17,199,735)	(58,034,575)	22,455,201	(1,088,547)	10,157,829	5,350,610
Ending Balance, shares at Dec. 31, 2020		11,625,430	77,598	85,548	1,123,349	166,494
Distributions to preferred unitholders in our Operating Partnership												(1,171,988)
Issuance of restricted stock	2	$ 2								2
Issuance of restricted stock (in shares)		2,500
Stock based compensation expense	24,347						24,347			24,347
Net loss attributable to Strategic Student & Senior Housing Trust, Inc.	(10,487,541)								(10,487,541)	(10,487,541)		1,171,988
Net loss attributable to the noncontrolling interests	(22,666)										(22,666)
Accretion of non-cash preferred equity issuance costs												7,765
Ending Balance at Dec. 31, 2021	$ 10,880,796	$ 11,627	$ 78	$ 87	$ 1,122	$ 167	$ 97,700,779	$ (17,199,735)	$ (68,522,116)	$ 11,992,009	$ (1,111,213)	$ 10,165,594	$ 5,350,610
Ending Balance, shares at Dec. 31, 2021		11,627,930	77,598	85,548	1,123,349	166,494