MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY (Details)																				3 Months Ended		12 Months Ended
	Aug. 01, 2025 USD ($)	Jun. 11, 2025 USD ($)	Jun. 06, 2025 USD ($) ft²	Mar. 28, 2025 USD ($)	Jan. 22, 2025 USD ($)	Nov. 04, 2024 USD ($)	Oct. 04, 2024 USD ($)	Aug. 21, 2024 USD ($)	Jul. 15, 2024 USD ($)	May 01, 2024 USD ($)	Feb. 21, 2024 USD ($)	Jan. 01, 2024 USD ($)	Sep. 08, 2023 USD ($)	Feb. 01, 2023 USD ($)	Oct. 01, 2022 USD ($)	Jul. 23, 2022 USD ($)	Oct. 04, 2021 USD ($)	May 06, 2021 USD ($)	Feb. 26, 2021 USD ($)	Sep. 30, 2025 USD ($) Time	Sep. 30, 2024 USD ($)	Jun. 30, 2025 USD ($)	Oct. 03, 2024 USD ($)	Aug. 01, 2024 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Jan. 04, 2021 USD ($)
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan																				$ 6,707,599	$ 5,889,891
Total																				142,712,550
Debt instrument floor rate			6.50%
Rental revenue																				4,154,767	4,619,178
Interest expense																				2,018,535	$ 1,891,709
Contingent liability related to guaranty																				$ 0
Pacific Premier Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate																		3.65%
Debt, interest rate and spread																		3.00%
Debt, maturity date																				Jun. 01, 2032
Amortization period for monthly payments of principal and interests																				360 months
Total																				$ 17,650,000		$ 17,650,000
Debt, face value																		$ 17,650,000
Number of months for annual interest																				60 months
Debt, term period																				6 months
Valley Strong Credit Union [Member] | MRC Aurora Construction Loan [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, maturity date																				Mar. 01, 2026
Total																				$ 13,305,449		$ 6,597,850
Debt, interest rate											0.25%
Construction loan closed											$ 17,150,000
Minimum [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Investment, Type [Extensible Enumeration]																				GP Interests [Member]		GP Interests [Member]
Maximum [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Investment, Type [Extensible Enumeration]																				GP Interests [Member]		GP Interests [Member]
Revolving Credit Facility [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate					10.00%
Debt, maturity date																				Jun. 01, 2026
Total																				$ 10,000,000		$ 9,588,000
Line of credit					$ 10,000,000
Line of credit, origination fee					2.00%
Frequency of payments																				monthly
Beginning of monthly payments date																				Mar. 01, 2025
Loan origination fees																				$ 196,078		188,000
Remaining unamortized balance																				106,524		138,611
Interest expense																				254,754
Interest payable																				539,448		284,693
Secured Promissory Note Agreement [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Total																				1,744,514		1,115,000
Monthly payments	$ 45,500	$ 93,000
Outstanding purchase price		90 days
Monitoring fee percentage		0.93%
Monitoring fee																				$ 84,514
Secured Promissory Note Agreement [Member] | Minimum [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt instrument, outstanding percentage		5.00%
Secured Promissory Note Agreement [Member] | Maximum [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt instrument, outstanding percentage		15.00%
Madison-PVT Partners LLC [Member] | First Republic Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan																			$ 6,737,500
Fixed interest rate																			3.00%
Period of most recently published yield average that will be used for calculation of interest rates																				12 years
Notes payable, constant maturity period as published by Federal Reserve System																				1 year
Debt, interest rate and spread																				2.75%
Debt, maturity date																				Apr. 01, 2031
Amortization period for monthly payments of principal and interests																				360 months
Total																				$ 6,737,500		6,737,500
PVT-Madison Partners LLC [Member] | First Republic Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan																			$ 8,387,500
Fixed interest rate																			3.00%
Period of most recently published yield average that will be used for calculation of interest rates																				12 years
Notes payable, constant maturity period as published by Federal Reserve System																				1 year
Debt, interest rate and spread																				2.75%
Debt, maturity date																				Apr. 01, 2031
Total																				$ 8,387,500		8,387,500
PT Hillview [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, maturity date																				Apr. 06, 2025
Investment, Type [Extensible Enumeration]																				Operating Partnership [Member]
Contribution received to repay principal paydown																				$ 5,683,503
Share of non-controlling interest holder																				$ 568,350
Percentage of non-controlling interest holder																				10.00%
PT Hillview [Member] | Ladder Capital Finance [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate																	5.75%
Debt, interest rate and spread																	5.50%
Debt, maturity date				Apr. 06, 2025																Oct. 06, 2023
Amortization period for monthly payments of principal and interests																				360 days
Debt, face value																	$ 17,500,000
Number of time the loans can be extended (in Time) | Time																				2
Loans extension period																				12 months
Extended maturity date																				Oct. 06, 2024
Principal paydown																							$ 3,975,000
PT Hillview [Member] | Wells Fargo Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate				5.87%
Debt, maturity date																				Apr. 30, 2030
Total																				$ 11,660,000		11,660,000
Debt, face value				$ 11,660,000
First & Main, LP [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Notes payable, constant maturity period as published by Federal Reserve System																				30 years
Debt, interest rate and spread																3.75%
Total																$ 151,000
Monthly payments																$ 731
First & Main, LP [Member] | Junior Debt [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate																7.00%
Debt, maturity date																				Dec. 31, 2023
Debt, face value																$ 1,000,000
Prepayment penalty																$ 0
Amount of principal payment																										$ 350,000
First & Main, LP [Member] | Junior Debt [Member] | Junior Debt with Maturity Date December 31, 2025 [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, maturity date																				Dec. 31, 2025
Debt, face value																				$ 100,000
First & Main, LP [Member] | Junior Debt [Member] | Junior Debt with Maturity Date December 31, 2026 [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, maturity date																				Dec. 31, 2026
Debt, face value																				$ 100,000
First & Main, LP [Member] | Junior Debt [Member] | Junior Debt with Maturity Date December 31, 2028 [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, maturity date																				Dec. 31, 2028
Debt, face value																				$ 450,000
First & Main, LP [Member] | Junior Debt [Member] | Junior Debt with Maturity Date March 31, 2025 [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate																									8.50%
Debt, maturity date																				Mar. 31, 2025
Debt, face value																									$ 200,000
First & Main, LP [Member] | Exchange Bank of Santa Rosa [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate																											3.75%
Debt, maturity date																				Feb. 01, 2026
Amortization period for monthly payments of principal and interests																				25 years
Total																				$ 10,539,953		10,626,226
Debt, face value																											$ 12,000,000
First & Main, LP [Member] | Wiseman Family Trust [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Notes payable, constant maturity period as published by Federal Reserve System																				10 years
Debt, interest rate and spread																5.00%
Total																$ 220,000				$ 138,225		143,384
Monthly payments																$ 1,486
1300 Main, LP [Member] | Small Business Administration Loan [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, interest rate and spread															3.75%
Total															$ 150,000					$ 156,415		161,300
Debt, term period																				30 years
Monthly payments															$ 731
1300 Main, LP [Member] | Valley Strong Credit Union [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate						6.85%
Debt, maturity date																				Nov. 15, 2029
Total																				$ 7,895,462		7,972,744
Debt, face value						$ 8,000,000
Monthly payments						52,534
1300 Main, LP [Member] | Suncrest Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, face value						$ 9,160,000
Woodland Corporate Center Two, LP [Member] | Western Alliance Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate															4.15%
Debt, maturity date																				Oct. 07, 2024
Debt, face value															$ 7,500,000
Woodland Corporate Center Two, LP [Member] | Summit Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate							6.50%
Debt, maturity date																				Oct. 05, 2027
Total																				$ 5,908,587		5,932,794
Debt, face value							$ 6,000,000
Monthly payments							$ 40,873
Main Street West Mortgage [Member] | Innovate Napa [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Master lease percentage leased			36.20%
Rentable Space (in Square Feet) | ft²			13,806
Rental revenue																				193,508		62,127
Main Street West Mortgage [Member] | Small Business Administration Loan [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Total														$ 150,000						$ 161,031		161,300
Debt, term period																				30 years
Monthly payments														$ 731
Debt, interest rate														3.75%
Main Street West Mortgage [Member] | EverTrust Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, interest rate and spread			7.50%
Debt, maturity date																				May 30, 2028
Amortization period for monthly payments of principal and interests																				300 months
Total																				$ 9,461,390		9,500,000
Debt, face value			$ 9,500,000
Main Street West Mortgage [Member] | First Northern Bank of Dixon [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Total																				9,461,390
Accrued interest																				$ 58,408		51,239
220 Campus Lane, LLC [Member] | Northern California Laborers Pension Fund [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan													$ 2,145,000
Fixed interest rate													5.00%
Debt, maturity date																				Sep. 30, 2028
Total																				$ 2,145,000		2,145,000
Monthly payments													$ 8,938
Campus Lane Residential, LLC [Member] | Northern California Laborers Pension Fund [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan													$ 1,155,000
Fixed interest rate													5.00%
Debt, maturity date																				Sep. 30, 2028
Total																				$ 1,155,000		1,155,000
Monthly payments													$ 4,813
GV Executive Center, LLC [Member] | Columbia State Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Debt, maturity date																				Sep. 01, 2032
Amortization period for monthly payments of principal and interests																				30 years
Total												$ 14,000,000								$ 13,282,518		13,346,323
GV Executive Center, LLC [Member] | Until October 1, 2027 [Member] | Columbia State Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate												4.25%
GV Executive Center, LLC [Member] | Thereafter October 1, 2027 [Member] | Columbia State Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate												5.46%
One Harbor Center, LP [Member] | Travis Credit Union [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate										4.96%
Debt, maturity date																				Jun. 01, 2028
Total										$ 8,378,825										$ 7,665,893		7,704,950
Monthly payments										46,092
MacKenzie Satellite [Member] | Summit Bank [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan								$ 6,000,000
Fixed interest rate								6.50%
Debt, maturity date																				Aug. 21, 2027
Total																				$ 5,885,030		5,909,606
Monthly payments								$ 40,867
Green Valley Medical Center, LP [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Fixed interest rate																								3.75%
Total																				$ 149,731		150,000		$ 150,000
Debt, term period																				30 years
Green Valley Medical Center, LP [Member] | Valley Strong Credit Union [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Proceeds from mortgage loan									$ 7,800,000
Fixed interest rate									7.12%
Debt, maturity date																				Aug. 01, 2029
Total																				$ 7,733,621		7,747,998
Monthly payments									$ 52,628
Streetville Capital, LLC [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Total																				1,744,514
Streetville Capital, LLC [Member] | Secured Promissory Note Agreement [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Notes payable, constant maturity period as published by Federal Reserve System	18 years	18 years
Debt, maturity date	Feb. 28, 2027	Dec. 11, 2026
Debt, face value	$ 545,000	$ 1,115,000
Line of credit		3,270,000
Investors funded in cash	500,000	1,000,000
Original issue discount	$ 45,000	90,000
Transaction expenses		$ 25,000
220 Campus Lane Office Building [Member] | Debt Mark-to-Market [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Acquisition cost													223,000
Net acquisition cost																				131,446		142,596
Campus Lane Residential Land [Member] | Debt Mark-to-Market [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Acquisition cost													$ 120,000
Net acquisition cost																				70,733		76,733
Green Valley Executive Center [Member] | Debt Mark-to-Market [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Acquisition cost												$ 993,000
Net acquisition cost																				819,225		844,050
One Harbor Center [Member] | Small Business Administration Loan [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Total										$ 150,000										$ 149,731		150,000
Debt, term period																				30 years
Debt, interest rate										3.75%
One Harbor Center [Member] | Debt Mark-to-Market [Member]
MORTGAGE NOTES PAYABLE, NOTES PAYABLE AND DEBT GUARANTY [Abstract]
Acquisition cost										$ 334,000
Net acquisition cost																				$ 221,341		$ 241,222