Related Party Transactions	3 Months Ended
Dec. 31, 2017
Related Party Transactions [Abstract]
Related Party Transactions	Related Party Transactions The Company has retained certain of its executive officers and Fredric H. Gould, a director, to provide services previously provided pursuant to an advisory agreement which was terminated on December 31, 2015. The aggregate fees paid for these services in the three months ended December 31, 2017 and 2016 were $302,000 and $288,000, respectively. Management of certain properties owned by the Company and certain joint venture properties is provided by Majestic Property Management Corp. ("Majestic Property"), a company wholly owned by Fredric H. Gould, under renewable year-to-year agreements. Certain of the Company's officers and directors are also officers and directors of Majestic Property. Majestic Property may also provide real estate brokerage and construction supervision services to these properties. These fees amounted to $9,000 and $8,000 for the three months ended December 31, 2017 and 2016, respectively. The Company shares facilities, personnel and other resources with One Liberty Properties, Inc., Majestic Property, and Gould Investors, L.P. Certain of our executive officers and/or directors also serve in management positions, and have ownership interests, in One Liberty and/or Georgetown Partners Inc., the managing partner of Gould Investors L.P. The allocation of expenses for the facilities, personnel and other resources shared by the Company, One Liberty and Gould Investors is computed in accordance with a shared services agreement by and among the Company and these entities and is included in general and administrative expense on the consolidated statements of operations. For the three months ended December 31, 2017 and 2016, net allocated general and administrative expenses reimbursed by the Company to Gould Investors L.P. pursuant to the shared services agreement aggregated $81,000 and $79,000, respectively. Management of many of the Company's multi-family properties (including two unconsolidated multi-family properties) is performed by the Company's joint venture partners or their affiliates. None of these joint venture partners is Gould Investors L.P., Majestic Property or their affiliates. Management fees to these related parties for the three months ended December 31, 2017 and 2016 were $818,000 and $624,000, respectively. In addition, the Company may pay an acquisition fee to a joint venture partner in connection with a property purchased by such joint venture. Capitalized acquisition fees to these related parties for the three months ended December 31, 2017 and 2016, were $230,000 and $300,000, respectively.

Related Party Transactions

The Company has retained certain of its executive officers and Fredric H. Gould, a director, to provide services previously provided pursuant to an advisory agreement which was terminated on December 31, 2015. The aggregate fees paid for these services in the three months ended December 31, 2017 and 2016 were $302,000 and $288,000, respectively.

Management of certain properties owned by the Company and certain joint venture properties is provided by Majestic Property Management Corp. ("Majestic Property"), a company wholly owned by Fredric H. Gould, under renewable year-to-year agreements. Certain of the Company's officers and directors are also officers and directors of Majestic Property. Majestic Property may also provide real estate brokerage and construction supervision services to these properties. These fees amounted to $9,000 and $8,000 for the three months ended December 31, 2017 and 2016, respectively.

The Company shares facilities, personnel and other resources with One Liberty Properties, Inc., Majestic Property, and Gould Investors, L.P. Certain of our executive officers and/or directors also serve in management positions, and have ownership interests, in One Liberty and/or Georgetown Partners Inc., the managing partner of Gould Investors L.P. The allocation of expenses for the facilities, personnel and other resources shared by the Company, One Liberty and Gould Investors is computed in accordance with a shared services agreement by and among the Company and these entities and is included in general and administrative expense on the consolidated statements of operations. For the three months ended December 31, 2017 and 2016, net allocated general and administrative expenses reimbursed by the Company to Gould Investors L.P. pursuant to the shared services agreement aggregated $81,000 and $79,000, respectively.

Management of many of the Company's multi-family properties (including two unconsolidated multi-family properties) is performed by the Company's joint venture partners or their affiliates. None of these joint venture partners is Gould Investors L.P., Majestic Property or their affiliates. Management fees to these related parties for the three months ended December 31, 2017 and 2016 were $818,000 and $624,000, respectively. In addition, the Company may pay an acquisition fee to a joint venture partner in connection with a property purchased by such joint venture. Capitalized acquisition fees to these related parties for the three months ended December 31, 2017 and 2016, were $230,000 and $300,000, respectively.