RELATED PARTY TRANSACTIONS (Details)		3 Months Ended								12 Months Ended
		Jun. 30, 2023 USD ($) PropertyLimitedPartnership	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2023 USD ($) Agreement PropertyLimitedPartnership	Jun. 30, 2022 USD ($)	Oct. 14, 2022 USD ($)	Oct. 13, 2022 USD ($)
Transactions with Related Party [Abstract]
Number of advisory agreements | Agreement										2
Gross Invested Capital [Abstract]
Total gross invested capital		$ 162,313,487	$ 160,153,751	$ 152,470,792	$ 148,639,649	$ 141,870,274	$ 135,848,952	$ 134,242,127	$ 133,927,634
Incentive management fee										$ 0	$ 0
Number of property limited partnership | PropertyLimitedPartnership		8								8
Total property management fees										$ 489,387
Leasing commissions										591,596
Direct operating costs and construction of tenant improvements										1,963,432
Incurred offering costs		$ 1,099,189				600,130				1,099,189	600,130
Related Party Expenses [Abstract]
Asset management fees- the Real Estate Adviser										3,004,725	2,725,588
Asset acquisition fees- the Real Estate Adviser	[1]									1,878,356	793,919
Administrative cost reimbursements - Mackenzie										726,000	609,600
Transfer agent cost reimbursements - Mackenzie										92,000	106,401
Organization and Offering Cost - Mackenzie	[2]									499,689	480,076
Other expenses - MacKenzie and Subsidiary's GP's	[3]									0	0
Unpaid as of [Abstract]
Asset management fees- the Real Estate Adviser		0				0				0	0
Asset acquisition fees- the Real Estate Adviser	[1]	0				0				0	0
Administrative cost reimbursements - Mackenzie		0				0				0	0
Transfer agent cost reimbursement - Mackenzie		0				0				0	0
Organization and Offering Cost - Mackenzie	[2]	151,132				141,397				151,132	141,397
Other expenses - MacKenzie and Subsidiary's GP's	[3]	5,232				72,697				5,232	72,697
Due to related entities		$ 156,364				$ 214,094				$ 156,364	$ 214,094
Other Liability, Related Party, Type [Extensible Enumeration]		us-gaap:RelatedPartyMember				us-gaap:RelatedPartyMember				us-gaap:RelatedPartyMember	us-gaap:RelatedPartyMember
Mackenzie [Member]
Gross Invested Capital [Abstract]
Syndication cost paid in connection with preferred stock offering										$ 1,000,667	$ 501,917
Advisory Agreements [Member]
Transactions with Related Party [Abstract]
Percentage of acquisition fee										2.50%
Percentage of incentive management fee										15.00%
Cumulative distribution percentage to effect incentive management fee										6.00%
2.0% Annual Asset Management Fee [Member]
Transactions with Related Party [Abstract]
Percentage of asset management fee		2.00%
Gross Invested Capital [Abstract]
Total gross invested capital		$ 80,000,000	80,000,000	80,000,000	80,000,000	$ 80,000,000	80,000,000	80,000,000	80,000,000
1.5% Annual Asset Management Fee [Member]
Transactions with Related Party [Abstract]
Percentage of asset management fee		1.50%
Gross Invested Capital [Abstract]
Total gross invested capital		$ 62,313,487	60,153,751	52,470,792	48,639,649	41,870,274	35,848,952	34,242,127	33,927,634
1.5% Annual Asset Management Fee [Member] | Minimum [Member]
Gross Invested Capital [Abstract]
Total gross invested capital		$ 100,000,000
3.0% Annual Asset Management Fee [Member]
Transactions with Related Party [Abstract]
Percentage of asset management fee		3.00%
Gross Invested Capital [Abstract]
Total gross invested capital		$ 20,000,000	$ 20,000,000	$ 20,000,000	$ 20,000,000	$ 20,000,000	$ 20,000,000	$ 20,000,000	$ 20,000,000
Investment Adviser [Member]
Gross Invested Capital [Abstract]
Percentage of broker fee not incurred										10.00%
Investment Adviser [Member] | Minimum [Member]
Gross Invested Capital [Abstract]
Cumulative deferred offering costs incurred													$ 550,000
Related Party Expenses [Abstract]
Organization and Offering Cost - Mackenzie											$ 21,841
Investment Adviser [Member] | Maximum [Member]
Gross Invested Capital [Abstract]
Cumulative deferred offering costs incurred												$ 825,000
Investment Adviser [Member] | Amended and Restated Investment Advisory Agreement [Member]
Transactions with Related Party [Abstract]
Annual fee										$ 100
Coastal Realty Business Trust, REEP, Inc. [Member]
Affiliated Investments [Abstract]
Proceeds from sale of affiliated investment										81,627
Realized gain										$ 47,637

[1] Asset acquisition fees paid to the Real Estate Adviser were capitalized as a part of the real estate basis in accordance with our policy. The acquisition fee paid during the year ended June 30, 2023 was for the acquisition of First & Main in July 2022, 1300 Main in October 2022, Woodland Corporate Center Two in January 2023 and Main Street West in February 2023.

[2] Offering costs paid by MacKenzie - discussed in this note under organization and offering costs reimbursements.

[3] Expenses paid by MacKenzie and General Partner of a subsidiary on behalf of us and subsidiary.