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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Details 4) - 10Q (USD $) | Mar. 31, 2015
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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | $ 285,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths
03/31/2017 | 1,439,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo
03/31/2018 | 1,801,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree
03/31/2019 | 7,880,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour
03/31/2020 | 1,963,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive
Thereafter | 182,671,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive
Total | 196,039,000 us-gaap_LongTermDebt
Weighted average interest rate (as a percent) | 5.27%us-gaap_LongtermDebtWeightedAverageInterestRate
Effective interest rate (as a percent) | 5.36%us-gaap_DebtInstrumentInterestRateEffectivePercentage
Hamilton Essex 81 |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 145,622 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonEssex81LLCMember
03/31/2017 | 7,930,059 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonEssex81LLCMember
Total | 8,075,681 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonEssex81LLCMember
Hamilton Essex 81 Development |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 1,974,501 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonEssex81DevelopmentLLCMember
Total | 1,974,501 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonEssex81DevelopmentLLCMember
345 Franklin |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2017 | 131,657 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Franklin345LLCMember
03/31/2018 | 185,410 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Franklin345LLCMember
03/31/2019 | 192,714 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Franklin345LLCMember
03/31/2020 | 200,305 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Franklin345LLCMember
Thereafter | 9,289,914 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Franklin345LLCMember
Total | 10,000,000 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Franklin345LLCMember
Hamilton 1025 |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 73,013 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Hamilton1025LLCMember
03/31/2017 | 4,714,302 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Hamilton1025LLCMember
Total | 4,787,315 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_Hamilton1025LLCMember
Hamilton Bay Apartments |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 75,910 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonBayApartmentsLLCMember
03/31/2017 | 78,894 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonBayApartmentsLLCMember
03/31/2018 | 4,401,271 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonBayApartmentsLLCMember
Total | 4,556,075 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonBayApartmentsLLCMember
Hamilton Minuteman |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 79,962 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonMinutemanLLCMember
03/31/2017 | 5,192,036 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonMinutemanLLCMember
Total | 5,271,998 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonMinutemanLLCMember
Hamilton on Main Apts |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
Thereafter | 16,900,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonOnMainLLCMember
Total | 16,900,000 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonOnMainLLCMember
Dexter Park |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 1,439,081 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonParkTowersLLCMember
03/31/2017 | 1,521,316 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonParkTowersLLCMember
03/31/2018 | 1,608,251 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonParkTowersLLCMember
03/31/2019 | 1,700,153 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonParkTowersLLCMember
03/31/2020 | 79,628,122 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonParkTowersLLCMember
Total | 85,896,923 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = nen_HamiltonParkTowersLLCMember
Total |
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES |
03/31/2016 | 3,788,089 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember
03/31/2017 | 19,568,264 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember
03/31/2018 | 6,194,932 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember
03/31/2019 | 1,892,867 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember
03/31/2020 | 79,828,427 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember
Thereafter | 26,189,914 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember
Total | $ 137,462,493 us-gaap_LongTermDebt / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = us-gaap_EquityMethodInvestmentsMember

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