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SUBSEQUENT EVENTS (Details) (USD $) | 12 Months Ended | 76 Months Ended | 12 Months Ended | 76 Months Ended | 0 Months Ended | 12 Months Ended | 76 Months Ended | 0 Months Ended | 12 Months Ended | 76 Months Ended | 3 Months Ended | 1 Months Ended | 3 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2013 Class A units | Dec. 31, 2012 Class A units | Dec. 31, 2013 Class A units | Sep. 17, 2008 Class B Units | Dec. 31, 2013 Class B Units | Dec. 31, 2012 Class B Units | Dec. 31, 2013 Class B Units | Sep. 17, 2008 General Partnership units | Dec. 31, 2013 General Partnership units | Dec. 31, 2012 General Partnership units | Dec. 31, 2013 General Partnership units | Mar. 18, 2014 Subsequent events | Feb. 28, 2014 Subsequent events Mortgage | Feb. 28, 2014 Subsequent events Mortgage Hamilton Linewt LLC Commercial-1031Exchange Newton, Massachusetts | Feb. 28, 2014 Subsequent events Mortgage Linhart L.P. Residential/Commercial Newton, Massachusetts | Mar. 18, 2014 Subsequent events Class B Units | Mar. 18, 2014 Subsequent events General Partnership units
Subsequent events |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repurchase of depository receipts | 22,964 | 24,967 | 1,242,891 |  |  |  |  |  |  | 2,103 |  |  |  |  | 6,235 |  |  |  |  |
Repurchase price of depository receipts | $ 37.80 |  | $ 24.86 |  |  |  |  |  |  |  |  |  |  |  | $ 45.56 |  |  |  |  |
Repurchase price of units | $ 1,134 |  |  |  |  | $ 745.80 |  |  |  | $ 658.89 |  |  |  | $ 658.89 | $ 1,366.87 |  |  |  |  |
Repurchase of units | 957 | 1,040 |  |  |  |  | 6,309 | 182 | 198 |  | 333 | 10 | 10 | 111 |  |  |  |  | 49.36 | 2.60
Total cost of repurchase | $ 1,094,609 | $ 906,214 | $ 32,481,000 | $ 877,623 | $ 726,058 |  |  | $ 206,137 | $ 171,148 |  |  | $ 10,849 | $ 9,008 |  |  |  |  |  | $ 67,470 | $ 3,551
Repurchase of depository receipts | 877,623 | 726,058 |  |  |  |  |  |  |  |  |  |  |  |  | 292,169 |  |  |  |  |
Amount of mortgage paid off |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,465,813 | 1,926,272 |  |
Mortgage prepayment penalties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |

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- Definition Represents the average price at which depository receipts are repurchased under the equity repurchase program. + References No definition available. + Details
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