XML 54 R42.htm IDEA: XBRL DOCUMENT
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RENTAL PROPERTIES (Details) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jul. 14, 2023 USD ($) item | Dec. 31, 2023 USD ($) ft² item property | Dec. 31, 2022 USD ($) property | Dec. 31, 2021 property
Rental properties |  |  |  |
Total fixed assets |  | $ 440,496,897 | $ 400,703,910 |
Less: Accumulated depreciation |  | (170,691,951) | (159,627,479) |
Total fixed assets, net |  | 269,804,946 | 241,076,431 |
South End neighborhood of Boston, MA |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of units | item | 52 |  |  |
Rental properties |  |  |  |
Purchase price of real estate properties | $ 27,500,000 |  |  |
Closing Costs | $ 81,000 |  |  |
Land, improvements and parking lots |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 99,162,143 | 87,405,897 |
Land, improvements and parking lots | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 15 years |  |
Land, improvements and parking lots | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 40 years |  |
Buildings and improvements |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 277,986,334 | 256,035,191 |
Buildings and improvements | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 15 years |  |
Buildings and improvements | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 40 years |  |
Kitchen cabinets |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 16,137,828 | 14,347,212 |
Kitchen cabinets | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Kitchen cabinets | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 10 years |  |
Carpets |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 13,127,838 | 12,047,573 |
Carpets | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Carpets | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 10 years |  |
Air conditioning |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 500,000 | 501,697 |
Air conditioning | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Air conditioning | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 10 years |  |
Laundry equipment |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 568,716 | 553,140 |
Laundry equipment | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Laundry equipment | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 7 years |  |
Elevators |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 1,885,265 | 1,885,265 |
Elevators | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 20 years |  |
Elevators | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 40 years |  |
Swimming pools |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 1,090,604 | 1,090,604 |
Swimming pools | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 10 years |  |
Swimming pools | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 30 years |  |
Equipment |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 21,348,556 | 18,716,758 |
Equipment | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Equipment | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 30 years |  |
Motor vehicles |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 232,954 | 171,519 |
Useful Life |  | 5 years |  |
Fences |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 91,620 | 46,872 |
Fences | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Fences | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 15 years |  |
Furniture and fixtures |  |  |  |
Rental properties |  |  |  |
Total fixed assets |  | $ 8,365,039 | $ 7,902,182 |
Furniture and fixtures | Minimum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 5 years |  |
Furniture and fixtures | Maximum |  |  |  |
Rental properties |  |  |  |
Useful Life |  | 7 years |  |
Wholly owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of properties | property |  | 31 |  |
Investment Properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of units | property |  | 690 | 865 | 865
NERA 40% |  |  |  |
RENTAL PROPERTIES |  |  |  |
Ownership interest (as a percent) |  | 40.00% | 40.00% | 40.00%
NERA 50% |  |  |  |
RENTAL PROPERTIES |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% | 50.00%
Residential and mixed-use properties | Wholly owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of units | item |  | 2,943 |  |
Number of properties | property |  | 27 |  |
Residential and mixed-use properties | Partially owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of units | item |  | 688 |  |
Rental properties |  |  |  |
Area of property (in square feet) | ft² |  | 12,500 |  |
Residential and mixed-use properties | Investment Properties | Partially owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of properties | item |  | 7 |  |
Residential and mixed-use properties | Limited Partnerships | Partially owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of properties | item |  | 7 |  |
Residential and mixed-use properties | NERA 40% | Partially owned properties | Minimum |  |  |  |
RENTAL PROPERTIES |  |  |  |
Ownership interest (as a percent) |  | 40.00% |  |
Residential and mixed-use properties | NERA 50% | Partially owned properties | Maximum |  |  |  |
RENTAL PROPERTIES |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  |
Condominium | Wholly owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of units | item |  | 19 |  |
Number of properties | property |  | 1 |  |
Commercial |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of properties | property |  | 2 |  |
Commercial | Wholly owned properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of properties | property |  | 4 |  |
Rental properties |  |  |  |
Area of property (in square feet) | ft² |  | 130,000 |  |
Commercial | Investment Properties |  |  |  |
RENTAL PROPERTIES |  |  |  |
Number of units | property |  | 3 | 3 | 3

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