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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Income) (Details) - USD ($) | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Oct. 28, 2009 | Mar. 02, 2005 | Sep. 30, 2004 | Aug. 31, 2004 | Nov. 30, 2001
Revenues |  |  |  |  |  |  |  |
Rental income | $ 23,526,780 | $ 22,622,412 | $ 21,440,656 |  |  |  |  |
Laundry and Sundry Income | 151,950 | 160,515 | 152,814 |  |  |  |  |
Total Revenues | 23,678,730 | 22,782,927 | 21,593,470 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 368,608 | 396,789 | 369,284 |  |  |  |  |
Depreciation and amortization | 6,007,093 | 8,112,439 | 8,540,316 |  |  |  |  |
Management Fees | 678,263 | 651,872 | 619,833 |  |  |  |  |
Operating | 1,947,228 | 1,900,986 | 1,675,313 |  |  |  |  |
Renting | 171,267 | 252,309 | 150,899 |  |  |  |  |
Repairs and Maintenance | 2,546,726 | 2,589,052 | 2,436,188 |  |  |  |  |
Taxes and Insurance | 2,750,187 | 2,702,908 | 2,716,069 |  |  |  |  |
Total Expenses | 14,469,372 | 16,606,355 | 16,507,902 |  |  |  |  |
Income Before Other Income | 9,209,358 | 6,176,572 | 5,085,568 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (7,304,932) | (7,537,017) | (7,776,238) |  |  |  |  |
Interest Income | 14 | 489 | 250 |  |  |  |  |
Interest Income from Note |  |  | 3,258 |  |  |  |  |
Other Income (Expense) | 96 |  | (68,588) |  |  |  |  |
Gain on Sale of Real Estate | 169,093 | 475,335 |  |  |  |  |  |
Total Other Income (Loss) | (7,135,729) | (7,061,193) | (7,841,318) |  |  |  |  |
Net Income (Loss) | 2,073,629 | (884,621) | (2,755,750) |  |  |  |  |
Proportionate share of net income (loss) | 868,574 | (325,297) |  |  |  |  |  |
NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | 195,616 | 142,764 | (322,897) |  |  |  |  |
NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | 672,958 | (468,061) | (843,981) |  |  |  |  |
Hamilton Essex 81 |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 1,464,871 | 1,409,443 | 1,362,012 |  |  |  |  |
Laundry and Sundry Income | 13,319 | 17,634 | 17,549 |  |  |  |  |
Total Revenues | 1,478,190 | 1,427,077 | 1,379,561 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 28,849 | 32,908 | 18,330 |  |  |  |  |
Depreciation and amortization | 472,602 | 434,834 | 428,609 |  |  |  |  |
Management Fees | 63,226 | 57,914 | 55,813 |  |  |  |  |
Operating | 102,872 | 121,354 | 114,778 |  |  |  |  |
Renting | 11,246 | 11,900 | 11,106 |  |  |  |  |
Repairs and Maintenance | 153,329 | 156,321 | 123,702 |  |  |  |  |
Taxes and Insurance | 216,602 | 228,556 | 216,560 |  |  |  |  |
Total Expenses | 1,048,726 | 1,043,787 | 968,898 |  |  |  |  |
Income Before Other Income | 429,464 | 383,290 | 410,663 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (399,176) | (483,197) | (488,369) |  |  |  |  |
Interest Income | 0 |  |  |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (399,176) | (483,197) | (488,369) |  |  |  |  |
Net Income (Loss) | 30,288 | $ (99,907) | $ (77,706) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  |  |  |
Hamilton Essex 81 | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 15,144 | $ (49,954) | $ (38,853) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton Essex 81 | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Hamilton Essex Development |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 277,568 | 291,517 | 287,410 |  |  |  |  |
Laundry and Sundry Income | 0 |  |  |  |  |  |  |
Total Revenues | 277,568 | 291,517 | 287,410 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 2,000 | 1,530 | 1,370 |  |  |  |  |
Depreciation and amortization | 8,468 | 11,287 | 9,803 |  |  |  |  |
Management Fees | 11,114 | 11,661 | 11,496 |  |  |  |  |
Operating | 0 |  |  |  |  |  |  |
Renting | 0 |  |  |  |  |  |  |
Repairs and Maintenance | 200 | 3,810 | 4,950 |  |  |  |  |
Taxes and Insurance | 52,846 | 53,556 | 49,192 |  |  |  |  |
Total Expenses | 74,628 | 81,844 | 76,811 |  |  |  |  |
Income Before Other Income | 202,940 | 209,673 | 210,599 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (40,644) | (55,877) | (58,093) |  |  |  |  |
Interest Income | 0 |  |  |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (40,644) | (55,877) | (58,093) |  |  |  |  |
Net Income (Loss) | 162,296 | $ 153,796 | $ 152,506 |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  |  |  |
Hamilton Essex Development | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 81,148 | $ 76,898 | $ 76,253 |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton Essex Development | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
345 Franklin |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 1,396,428 | 1,347,653 | 1,258,313 |  |  |  |  |
Laundry and Sundry Income | 656 | 1,547 | 2,683 |  |  |  |  |
Total Revenues | 1,397,084 | 1,349,200 | 1,260,996 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 35,071 | 41,319 | 23,813 |  |  |  |  |
Depreciation and amortization | 375,433 | 401,813 | 428,003 |  |  |  |  |
Management Fees | 57,604 | 55,776 | 51,706 |  |  |  |  |
Operating | 80,873 | 60,695 | 68,364 |  |  |  |  |
Renting | 15,815 | 13,870 | 3,788 |  |  |  |  |
Repairs and Maintenance | 61,183 | 67,219 | 86,844 |  |  |  |  |
Taxes and Insurance | 124,266 | 118,103 | 114,669 |  |  |  |  |
Total Expenses | 750,245 | 758,795 | 777,187 |  |  |  |  |
Income Before Other Income | 646,839 | 590,405 | 483,809 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (391,756) | (391,451) | (453,197) |  |  |  |  |
Interest Income | 0 |  | 26 |  |  |  |  |
Other Income (Expense) | 0 |  | (68,588) |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (391,756) | (391,451) | (521,759) |  |  |  |  |
Net Income (Loss) | 255,083 | $ 198,954 | $ (37,950) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  |  |  | 50.00%
345 Franklin | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 127,542 | $ 99,477 | $ (18,975) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
345 Franklin | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Hamilton 1025 |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 962,511 | 933,315 | 896,256 |  |  |  |  |
Laundry and Sundry Income | 0 |  |  |  |  |  |  |
Total Revenues | 962,511 | 933,315 | 896,256 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 6,262 | 8,550 | 9,552 |  |  |  |  |
Depreciation and amortization | 241,539 | 240,808 | 240,658 |  |  |  |  |
Management Fees | 37,736 | 37,388 | 36,066 |  |  |  |  |
Operating | 1,050 | 1,023 | 1,150 |  |  |  |  |
Renting | 270 | 9,701 | 5,378 |  |  |  |  |
Repairs and Maintenance | 314,409 | 326,111 | 320,348 |  |  |  |  |
Taxes and Insurance | 166,842 | 158,129 | 151,971 |  |  |  |  |
Total Expenses | 768,108 | 781,710 | 765,123 |  |  |  |  |
Income Before Other Income | 194,403 | 151,605 | 131,133 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (276,066) | (280,385) | (284,257) |  |  |  |  |
Interest Income | 14 | 21 | 8 |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (276,052) | (280,364) | (284,249) |  |  |  |  |
Net Income (Loss) | (81,649) | $ (128,759) | $ (153,116) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  | 50.00% |  |  |
Hamilton 1025 | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ (40,825) | $ (64,380) | $ (76,558) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton 1025 | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Hamilton Bay Sales |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 99,413 | 187,228 | 261,949 |  |  |  |  |
Laundry and Sundry Income | 0 |  |  |  |  |  |  |
Total Revenues | 99,413 | 187,228 | 261,949 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 8,105 | 4,361 | 10,134 |  |  |  |  |
Depreciation and amortization | 25,418 | 36,183 | 80,697 |  |  |  |  |
Management Fees | 3,987 | 7,545 | 10,538 |  |  |  |  |
Operating | 911 | 1,058 | 2,234 |  |  |  |  |
Renting | 0 | 1,238 | 1,425 |  |  |  |  |
Repairs and Maintenance | 43,559 | 84,460 | 94,640 |  |  |  |  |
Taxes and Insurance | 20,461 | 36,624 | 42,765 |  |  |  |  |
Total Expenses | 102,441 | 171,469 | 242,433 |  |  |  |  |
Income Before Other Income | (3,028) | 15,759 | 19,516 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (322) | (596) | (73,819) |  |  |  |  |
Interest Income | 0 | 468 | 159 |  |  |  |  |
Interest Income from Note |  |  | 3,258 |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 169,093 | 475,335 |  |  |  |  |  |
Total Other Income (Loss) | 168,771 | 475,207 | (70,402) |  |  |  |  |
Net Income (Loss) | 165,743 | $ 490,966 | $ (50,886) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  |  |  |
Hamilton Bay Sales | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 82,871 | $ 245,483 | $ (25,443) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton Bay Sales | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Hamilton Bay Apts |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 973,559 | 943,525 | 911,845 |  |  |  |  |
Laundry and Sundry Income | 0 |  |  |  |  |  |  |
Total Revenues | 973,559 | 943,525 | 911,845 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 8,592 | 18,053 | 16,291 |  |  |  |  |
Depreciation and amortization | 301,538 | 300,634 | 307,546 |  |  |  |  |
Management Fees | 38,640 | 38,392 | 35,831 |  |  |  |  |
Operating | 1,173 | 1,801 | 1,343 |  |  |  |  |
Renting | 2,986 | 6,563 | 10,986 |  |  |  |  |
Repairs and Maintenance | 362,861 | 294,811 | 295,144 |  |  |  |  |
Taxes and Insurance | 154,348 | 158,858 | 146,870 |  |  |  |  |
Total Expenses | 870,138 | 819,112 | 814,011 |  |  |  |  |
Income Before Other Income | 103,421 | 124,413 | 97,834 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (259,274) | (263,656) | (267,228) |  |  |  |  |
Interest Income | 0 |  |  |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (259,274) | (263,656) | (267,228) |  |  |  |  |
Net Income (Loss) | (155,853) | $ (139,243) | $ (169,394) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  |  |  |
Hamilton Bay Apts | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ (77,927) | $ (69,622) | $ (84,697) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton Bay Apts | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Hamilton Minuteman |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 942,539 | 919,874 | 858,492 |  |  |  |  |
Laundry and Sundry Income | 0 | 1,731 | 675 |  |  |  |  |
Total Revenues | 942,539 | 921,605 | 859,167 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 5,402 | 8,823 | 6,206 |  |  |  |  |
Depreciation and amortization | 333,119 | 322,642 | 318,095 |  |  |  |  |
Management Fees | 38,683 | 37,869 | 34,129 |  |  |  |  |
Operating | 93,492 | 81,659 | 83,143 |  |  |  |  |
Renting | 8,807 | 8,475 | 6,350 |  |  |  |  |
Repairs and Maintenance | 82,769 | 79,215 | 69,057 |  |  |  |  |
Taxes and Insurance | 124,393 | 119,406 | 121,442 |  |  |  |  |
Total Expenses | 686,665 | 658,089 | 638,422 |  |  |  |  |
Income Before Other Income | 255,874 | 263,516 | 220,745 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (304,757) | (308,646) | (312,507) |  |  |  |  |
Interest Income | 0 |  |  |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (304,757) | (308,646) | (312,507) |  |  |  |  |
Net Income (Loss) | (48,883) | $ (45,130) | $ (91,762) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  | 50.00% |  |
Hamilton Minuteman | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ (24,442) | $ (22,565) | $ (45,881) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton Minuteman | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Hamilton on Main Apts |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 3,093,045 | 2,931,793 | 2,753,120 |  |  |  |  |
Laundry and Sundry Income | 44,911 | 38,668 | 37,192 |  |  |  |  |
Total Revenues | 3,137,956 | 2,970,461 | 2,790,312 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 48,818 | 54,694 | 38,144 |  |  |  |  |
Depreciation and amortization | 971,320 | 958,081 | 948,478 |  |  |  |  |
Management Fees | 122,405 | 116,157 | 112,749 |  |  |  |  |
Operating | 432,352 | 399,600 | 347,382 |  |  |  |  |
Renting | 9,765 | 23,311 | 6,273 |  |  |  |  |
Repairs and Maintenance | 393,665 | 395,608 | 389,671 |  |  |  |  |
Taxes and Insurance | 341,990 | 367,278 | 342,995 |  |  |  |  |
Total Expenses | 2,320,315 | 2,314,729 | 2,185,692 |  |  |  |  |
Income Before Other Income | 817,641 | 655,732 | 604,620 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (753,528) | (800,881) | (822,109) |  |  |  |  |
Interest Income | 0 |  |  |  |  |  |  |
Other Income (Expense) | 96 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (753,432) | (800,881) | (822,109) |  |  |  |  |
Net Income (Loss) | 64,209 | $ (145,149) | $ (217,489) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% | 50.00% |  |  |  | 50.00% |
Hamilton on Main Apts | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 32,105 | $ (72,575) | $ (108,745) |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |  |
Hamilton on Main Apts | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 0 |  |  |  |  |  |  |
Dexter Park |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |
Rental income | 14,316,846 | 13,658,064 | 12,851,259 |  |  |  |  |
Laundry and Sundry Income | 93,064 | 100,935 | 94,715 |  |  |  |  |
Total Revenues | 14,409,910 | 13,758,999 | 12,945,974 |  |  |  |  |
Expenses |  |  |  |  |  |  |  |
Administrative | 225,509 | 226,551 | 245,444 |  |  |  |  |
Depreciation and amortization | 3,277,656 | 5,406,157 | 5,778,427 |  |  |  |  |
Management Fees | 304,868 | 289,170 | 271,505 |  |  |  |  |
Operating | 1,234,505 | 1,233,796 | 1,056,919 |  |  |  |  |
Renting | 122,378 | 177,251 | 105,593 |  |  |  |  |
Repairs and Maintenance | 1,134,751 | 1,181,497 | 1,051,832 |  |  |  |  |
Taxes and Insurance | 1,548,439 | 1,462,398 | 1,529,605 |  |  |  |  |
Total Expenses | 7,848,106 | 9,976,820 | 10,039,325 |  |  |  |  |
Income Before Other Income | 6,561,804 | 3,782,179 | 2,906,649 |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Interest Expense | (4,879,409) | (4,952,328) | (5,016,659) |  |  |  |  |
Interest Income | 0 |  | 57 |  |  |  |  |
Other Income (Expense) | 0 |  |  |  |  |  |  |
Gain on Sale of Real Estate | 0 |  |  |  |  |  |  |
Total Other Income (Loss) | (4,879,408) | (4,952,328) | (5,016,602) |  |  |  |  |
Net Income (Loss) | 1,682,396 | $ (1,170,149) | $ (2,109,953) |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Ownership interest (as a percent) |  | 40.00% | 40.00% | 40.00% |  |  |  |
Dexter Park | NERA 50% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | 0 |  |  |  |  |  |  |
Dexter Park | NERA 40% |  |  |  |  |  |  |  |
Other Income (loss) |  |  |  |  |  |  |  |
Proportionate share of net income (loss) | $ 672,958 | $ (468,061) | $ (843,981) |  |  |  |  |
Ownership interest (as a percent) | 40.00% |  |  |  |  |  |  |

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