Condensed Balance Sheets (Unaudited) (USD $)	Mar. 31, 2015	Dec. 31, 2014
INVESTMENT PROPERTIES: (Note 3)
Land	$ 2,794,122us-gaap_Land	$ 2,794,122us-gaap_Land
Buildings	4,468,642	4,468,642
Accumulated depreciation	(3,701,396)	(3,667,557)
Net investment properties	3,561,368us-gaap_RealEstateInvestmentPropertyNet	3,595,207us-gaap_RealEstateInvestmentPropertyNet
OTHER ASSETS:
Cash	726,227us-gaap_Cash	704,531us-gaap_Cash
Cash held in Indemnification Trust (Note 9)	453,023	452,912
Property tax cash escrow	5,305us-gaap_EscrowDeposit	2,530us-gaap_EscrowDeposit
Security deposits escrow	70,926zzdd_SecurityDepositEscrow	70,795zzdd_SecurityDepositEscrow
Rents and other receivables	0	500,746
Deferred tenant award proceeds escrow	145,442zzdd_DeferredRentCreditEscrow	150,657zzdd_DeferredRentCreditEscrow
Prepaid insurance	3,420us-gaap_PrepaidInsurance	7,597us-gaap_PrepaidInsurance
Deferred charges, net	153,309us-gaap_DeferredCostsLeasingNet	160,074us-gaap_DeferredCostsLeasingNet
Note receivable (Note 11)	101,185us-gaap_NotesReceivableNet	115,339us-gaap_NotesReceivableNet
Total other assets	1,658,837us-gaap_OtherAssets	2,165,181us-gaap_OtherAssets
Total assets	5,220,205us-gaap_Assets	5,760,388us-gaap_Assets
CURRENT LIABILITIES:
Accounts payable and accrued expenses	86,270	27,108
Property tax payable	4,380	1,605
Due to General Partner (Note 6)	26zzdd_PayableToGeneralPartner	3,254zzdd_PayableToGeneralPartner
Deferred rent	144,484us-gaap_DeferredRentCreditCurrent	149,971us-gaap_DeferredRentCreditCurrent
Security deposits	70,440us-gaap_SecurityDepositLiability	70,440us-gaap_SecurityDepositLiability
Unearned rental income	5,000us-gaap_DeferredRevenue	5,000us-gaap_DeferredRevenue
Total current liabilities	310,600us-gaap_Liabilities	257,378us-gaap_Liabilities
CONTINGENCIES AND COMMITMENTS (Notes 8 and 9)
General Partner -
Cumulative net income (retained earnings)	343,254	343,188
Cumulative cash distributions	(142,621)	(142,595)
Total general partners' capital	200,633us-gaap_GeneralPartnersCapitalAccount	200,593us-gaap_GeneralPartnersCapitalAccount
Limited Partners (46,280.3 interests outstanding at March 31, 2015 and December 31, 2014)
Capital contributions	46,280,300	46,280,300
Offering Costs	(6,921,832)us-gaap_LimitedPartnersOfferingCosts	(6,921,832)us-gaap_LimitedPartnersOfferingCosts
Cumulative net income (retained earnings)	40,348,001	40,341,446
Cumulative cash distributions	(74,157,268)	(73,557,268)
Total limited partners' capital	5,549,201us-gaap_LimitedPartnersCapitalAccount	6,142,646us-gaap_LimitedPartnersCapitalAccount
Former General Partner -
Cumulative net income (retained earnings)	707,513	707,513
Cumulative cash distributions	(1,547,742)	(1,547,742)
Total former general partners' capital	(840,229)	(840,229)
Total partners' capital	4,909,605us-gaap_PartnersCapital	5,503,010us-gaap_PartnersCapital
Total liabilities and partners' capital	$ 5,220,205	$ 5,760,388

Amount due from customers, clients, or other third-parties, or arising from transactions not separately disclosed, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

No definition available.