Investments In Unconsolidated Joint Ventures (Summary Of Unconsolidated Joint Ventures) (Details) $ in Thousands					3 Months Ended
		Apr. 01, 2016 USD ($)	Jan. 07, 2016 item	Jul. 30, 2013 USD ($)	Mar. 31, 2016 USD ($) ft² room $ / item property item		Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Schedule of Equity Method Investments [Line Items]
Carrying Amount					$ 303,647			$ 303,457
Property Debt, Balance					1,823,311
Number of extension options | item			2
Loan extension period			1 year
Outstanding borrowings under the facility					90,000			155,000
Accounts payable, accrued expenses and other liabilities					137,030			135,057
Collection of notes receivable					125
Purchase price of property					$ 34,603		$ 19,658
Minimum [Member]
Schedule of Equity Method Investments [Line Items]
Company's Effective Ownership %					7.50%
Maximum [Member]
Schedule of Equity Method Investments [Line Items]
Company's Effective Ownership %					85.00%
Multi-Family Properties [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					5,644
Marbella RoseGarden, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1]				412
Company's Effective Ownership %	[1],[2]				24.27%
Carrying Amount	[1]				$ 15,486			15,569
Property Debt, Balance	[1]				$ 95,000
Property Debt, Maturity Date	[1]				May 01, 2018
Property Debt, Interest Rate	[1]				4.99%
RoseGarden Monaco Holdings, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1]				523
Company's Effective Ownership %	[1],[2]				15.00%
Carrying Amount	[1]				$ 646			937
Property Debt, Balance	[1]				$ 165,000
Property Debt, Maturity Date	[1]				Feb. 01, 2021
Property Debt, Interest Rate	[1]				4.19%
PruRose Port Imperial South 15, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1]				236
Company's Effective Ownership %	[1],[2]				50.00%
Property Debt, Balance	[1]				$ 57,500
Property Debt, Maturity Date	[1]				Sep. 01, 2020
Property Debt, Interest Rate	[1]				4.32%
Rosewood Morristown, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[3],[4]				130
Company's Effective Ownership %	[2],[3],[4]				12.50%
Carrying Amount	[3],[4]				$ 5,741			5,723
Property Debt, Balance	[3],[4],[5]				$ 45,756
Property Debt, Interest Rate	[3],[4]
Note payable								975
PruRose Riverwalk G, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1],[6]				316
Company's Effective Ownership %	[1],[2],[6]				25.00%
Property Debt, Balance	[1],[6]				$ 79,392
Property Debt, Maturity Date	[1],[6]				Jul. 15, 2021
Property Debt, Interest Rate	[1],[6],[7]				6.00%
PruRose Riverwalk G, L.L.C. [Member] | Permanent Loan [Member]
Schedule of Equity Method Investments [Line Items]
Maximum borrowing capacity					$ 80,249
Elmajo Urban Renewal Associates, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1]				355
Company's Effective Ownership %	[1],[2]				7.50%
Property Debt, Balance	[1]				$ 128,100
Property Debt, Maturity Date	[1]				Mar. 01, 2030
Property Debt, Interest Rate	[1]				4.00%
Crystal House Apartments Investors LLC [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[8]				798
Company's Effective Ownership %	[2],[8]				25.00%
Carrying Amount	[8]				$ 28,855			28,114
Property Debt, Balance	[8]				$ 165,000
Property Debt, Maturity Date	[8]				Apr. 01, 2020
Property Debt, Interest Rate	[8]				3.17%
Percentage of interest in developable land					50.00%
Number of units available for development | $ / item					295
Number of approved units available for development | item					252
Portside Master Company, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1],[6]				175
Company's Effective Ownership %	[1],[2],[6]				38.25%
Property Debt, Balance	[1],[6]				$ 42,500
Property Debt, Maturity Date	[1],[6]				Dec. 04, 2017
Property Debt, Interest Rate, LIBOR	[1],[6],[9]				L+2.50
Property Debt, Interest Rate, Spread Over LIBOR	[9]				2.50%
Portside Master Company, L.L.C. [Member] | Construction Loan [Member]
Schedule of Equity Method Investments [Line Items]
Number of extension options | item					2
Maximum borrowing capacity					$ 42,500
Portside Master Company, L.L.C. [Member] | Construction Loan Extension Number 1 [Member]
Schedule of Equity Method Investments [Line Items]
Loan extension period					2 years
Extension fee					0.125%
Portside Master Company, L.L.C. [Member] | Construction Loan Extension Number 2 [Member]
Schedule of Equity Method Investments [Line Items]
Loan extension period					2 years
Extension fee					0.25%
Portside Apartment Holdings, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Company's Effective Ownership %					50.00%
PruRose Port Imperial South 13, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1]				280
Company's Effective Ownership %	[1],[2]				20.00%
Property Debt, Balance	[1]				$ 70,731
Property Debt, Maturity Date	[1]				Jun. 27, 2016
Property Debt, Interest Rate, LIBOR	[1],[10]				L+2.15
Property Debt, Interest Rate, Spread Over LIBOR	[11]				2.15%
PruRose Port Imperial South 13, L.L.C. [Member] | Construction Loan [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Interest Rate					2.79%
Maximum borrowing capacity					$ 73,350
Notional amount				$ 1,620	$ 69,500
PruRose Port Imperial South 13, L.L.C. [Member] | Construction Loan Extension Number 1 [Member]
Schedule of Equity Method Investments [Line Items]
Loan extension period					1 year
Extension fee					0.25%
PruRose Port Imperial South 13, L.L.C. [Member] | Construction Loan Extension Number 2 [Member]
Schedule of Equity Method Investments [Line Items]
Loan extension period					6 months
Roseland/Port Imperial Partners, L.P. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1],[11]				363
Company's Effective Ownership %	[1],[2],[11]				20.00%
Carrying Amount	[1],[11]				$ 1,678			1,678
RoseGarden Marbella South, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					311
Company's Effective Ownership %	[2]				24.27%
Carrying Amount					$ 17,155			16,728
Property Debt, Balance					$ 69,681
Property Debt, Maturity Date					Mar. 30, 2017
Property Debt, Interest Rate, LIBOR	[12]				L+2.25
Property Debt, Interest Rate, Spread Over LIBOR	[12]				2.25%
RoseGarden Marbella South, L.L.C. [Member] | Construction Loan [Member]
Schedule of Equity Method Investments [Line Items]
Number of extension options | item					2
Loan extension period					1 year
Maximum borrowing capacity					$ 77,400
RoseGarden Marbella South, L.L.C. [Member] | Construction Loan Extension Number 1 [Member]
Schedule of Equity Method Investments [Line Items]
Extension fee					0.25%
Estuary Urban Renewal Unit B, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item	[1]				227
Company's Effective Ownership %	[1],[2]				7.50%
Property Debt, Balance	[1]				$ 81,900
Property Debt, Maturity Date	[1]				Mar. 01, 2030
Property Debt, Interest Rate	[1]				4.00%
Riverpark At Harrison I, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					141
Company's Effective Ownership %	[2]				45.00%
Carrying Amount					$ 2,426			2,544
Property Debt, Balance					$ 30,000
Property Debt, Maturity Date					Aug. 01, 2025
Property Debt, Interest Rate					3.70%
Capitol Place Mezz LLC [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					378
Company's Effective Ownership %	[2]				50.00%
Carrying Amount					$ 45,500			46,267
Property Debt, Balance					$ 100,700
Property Debt, Maturity Date					Jul. 01, 2033
Property Debt, Interest Rate	[13]				4.82%
Capitol Place Mezz LLC [Member] | Construction/Permanent Loan [Member]
Schedule of Equity Method Investments [Line Items]
Maximum borrowing capacity					$ 100,700
Harborside Unit A Urban Renewal, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					763
Company's Effective Ownership %	[2]				85.00%
Carrying Amount					$ 97,615			96,799
Property Debt, Balance					$ 92,937
Property Debt, Maturity Date					Aug. 01, 2029
Property Debt, Interest Rate	[14]				5.197%
Harborside Unit A Urban Renewal, LLC [Member] | Construction/Permanent Loan [Member]
Schedule of Equity Method Investments [Line Items]
Maximum borrowing capacity					$ 192,000
RoseGarden Monaco, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					250
Company's Effective Ownership %	[2]				41.67%
Carrying Amount					$ 1,356			1,339
Grand Jersey Waterfront Urban Renewal Associates, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					850
Company's Effective Ownership %	[2]				50.00%
Carrying Amount					$ 337			337
Hillsborough 206 Holdings, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					160,000
Company's Effective Ownership %	[2]				50.00%
Carrying Amount					$ 1,962			1,962
Plaza VIII & IX Associates, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					1,225,000
Company's Effective Ownership %	[2]				50.00%
Carrying Amount					$ 4,132			4,055
Red Bank Corporate Plaza, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					92,878
Company's Effective Ownership %	[2]				50.00%
Carrying Amount					$ 4,250			4,140
Property Debt, Balance					$ 14,950
Property Debt, Maturity Date					May 17, 2016
Property Debt, Interest Rate					3.99375%
Property Debt, Interest Rate, LIBOR	[15]				L+3.00
Property Debt, Interest Rate, Spread Over LIBOR	[15]				3.00%
Notional amount					$ 13,650
12 Vreeland Associates, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					139,750
Company's Effective Ownership %	[2]				50.00%
Carrying Amount					$ 5,974			5,890
Property Debt, Balance					$ 12,171
Property Debt, Maturity Date					Jul. 01, 2023
Property Debt, Interest Rate					2.87%
BNES Associates III [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					106,345
Company's Effective Ownership %	[2]				31.25%
Carrying Amount					$ 2,101			2,295
Property Debt, Balance					$ 5,973
Property Debt, Maturity Date					Nov. 01, 2023
Property Debt, Interest Rate					4.76%
KPG-P 100 IMW JV, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					339,615
Company's Effective Ownership %	[2]				33.33%
Property Debt, Balance					$ 61,500
Property Debt, Maturity Date					Sep. 09, 2016
Property Debt, Interest Rate, LIBOR	[16]				L+7.00
Property Debt, Interest Rate, Spread Over LIBOR	[16]				7.00%
Number of extension options | item					2
Loan extension period					1 year
Keystone-Penn [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					1,842,820
Company's Effective Ownership %	[2],[17]
Property Debt, Balance	[18]				$ 228,600
Property Debt, Interest Rate
Keystone-Penn [Member] | Principal Balance Due August 27, 2023 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 127,600
Property Debt, Maturity Date					Aug. 27, 2023
Property Debt, Interest Rate					5.114%
Keystone-Penn [Member] | Principal Balance Due September 6, 2025 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 45,500
Property Debt, Maturity Date					Sep. 06, 2025
Property Debt, Interest Rate					5.01%
Keystone-Penn [Member] | Principal Balance Due August 27, 2016 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 33,825
Property Debt, Maturity Date					Aug. 27, 2016
Keystone-Penn [Member] | Principal Balance Due August 27, 2016 [Member] | Minimum [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Interest Rate, LIBOR					LIBOR+5.0
Property Debt, Interest Rate, Spread Over LIBOR					5.00%
Keystone-Penn [Member] | Principal Balance Due August 27, 2016 [Member] | Maximum [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Interest Rate, LIBOR					LIBOR+5.75
Property Debt, Interest Rate, Spread Over LIBOR					5.75%
Keystone-Penn [Member] | Principal Balance Due January 9, 2019 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 11,250
Property Debt, Maturity Date					Jan. 09, 2019
Property Debt, Interest Rate, LIBOR					LIBOR+5.5
Property Debt, Interest Rate, Spread Over LIBOR					5.50%
Keystone-Penn [Member] | Principal Balance Due August 31, 2016 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 10,425
Property Debt, Maturity Date					Aug. 31, 2016
Property Debt, Interest Rate, LIBOR					LIBOR+6.0
Property Debt, Interest Rate, Spread Over LIBOR					6.00%
Keystone-TriState [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					1,266,384
Company's Effective Ownership %	[2],[19]
Carrying Amount					$ 3,480			3,958
Property Debt, Balance	[20]				$ 212,536
Property Debt, Interest Rate
Sale price of property, capital balance in properties in which senior pari passu interest is held					$ 3,500
Number of properties with senior pari passu interest | property					5
Keystone-TriState [Member] | Principal Balance Due July 1, 2017 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 43,954
Property Debt, Maturity Date					Jul. 01, 2017
Property Debt, Interest Rate					5.38%
Keystone-TriState [Member] | Principal Balance Due September 9th, 2017 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 75,882
Property Debt, Maturity Date					Sep. 09, 2017
Bears interest at fixed rate range, minimum					5.65%
Bears interest at fixed rate range, maximum					6.75%
Keystone-TriState [Member] | Principal Balance Due July 6, 2024 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 14,250
Property Debt, Maturity Date					Jul. 06, 2024
Property Debt, Interest Rate					4.88%
Keystone-TriState [Member] | Principal Balance Due July 6, 2044 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 63,400
Property Debt, Maturity Date					Jul. 06, 2044
Property Debt, Interest Rate					4.93%
Keystone-TriState [Member] | Principal Balance Due August 6, 2044 [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 15,050
Property Debt, Maturity Date					Aug. 06, 2044
Property Debt, Interest Rate					4.71%
Keystone-TriState [Member] | Parent Company [Member]
Schedule of Equity Method Investments [Line Items]
Internal rate of return					10.00%
Keystone-TriState [Member] | Keystone Property Group [Member]
Schedule of Equity Method Investments [Line Items]
Internal rate of return					15.00%
Keystone-Penn And Keystone-TriState [Member] | Parent Company [Member]
Schedule of Equity Method Investments [Line Items]
Internal rate of return					15.00%
Keystone-Penn And Keystone-TriState [Member] | Keystone Property Group [Member]
Schedule of Equity Method Investments [Line Items]
Internal rate of return					10.00%
KPG-MCG Curtis JV, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²	[21],[22]				885,000
Company's Effective Ownership %	[2],[21],[22]				50.00%
Carrying Amount	[21],[22]				$ 62,247			59,858
Property Debt, Balance	[21],[22]
Property Debt, Interest Rate	[21],[22]
Roseland/North Retail, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²	[1]				30,745
Company's Effective Ownership %	[1],[2]				20.00%
Carrying Amount	[1]				$ 1,742			$ 1,758
South Pier At Harborside [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | room					350
Company's Effective Ownership %	[2]				50.00%
Carrying Amount						[23]
Property Debt, Balance	[24]				$ 63,384
Property Debt, Maturity Date					Aug. 01, 2020
Property Debt, Interest Rate
Note payable					$ 3,594
Bears interest at fixed rate range, minimum					6.09%
Bears interest at fixed rate range, maximum					6.62%
Accounts payable, accrued expenses and other liabilities					$ 4,235		$ 3,317
Letter of credit					3,600
South Pier At Harborside [Member] | Hotel [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 59,790
Property Debt, Maturity Date					Nov. 01, 2016
Property Debt, Interest Rate					6.15%
Other [Member]
Schedule of Equity Method Investments [Line Items]
Carrying Amount	[25]				$ 964			$ 3,506
Subsequent Event [Member] | PruRose Riverwalk G, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Company's Effective Ownership %		50.00%
Purchase price of property		$ 11,300
Subsequent Event [Member] | Portside Master Company, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Company's Effective Ownership %		85.00%
Property Debt, Balance		$ 42,500
Subsequent Event [Member] | Portside Apartment Holdings, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Company's Effective Ownership %		85.00%
Purchase price of property		$ 38,100
The Shops At 40 Park Property [Member] | Rosewood Morristown, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Square feet | ft²					50,973
Property Debt, Balance					$ 6,421
Residual ownership interest					12.50%
Additional borrowing capacity					$ 1,000
The Shops At 40 Park Property [Member] | Rosewood Morristown, L.L.C. [Member] | Amortization Loan [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Maturity Date					Aug. 01, 2018
Property Debt, Interest Rate					3.63%
Lofts At 40 Park Property [Member] | Rosewood Morristown, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | item					59
Property Debt, Balance					$ 1,117
Property Debt, Maturity Date					Sep. 01, 2016
Property Debt, Interest Rate, Spread Over LIBOR					2.50%
Indirect ownership interest					25.00%
Number of stories | item					5
Metropolitan Property [Member] | Rosewood Morristown, L.L.C. [Member]
Schedule of Equity Method Investments [Line Items]
Property Debt, Balance					$ 38,218
Property Debt, Maturity Date					Sep. 01, 2020
Property Debt, Interest Rate					3.25%
Port Imperial North Land [Member] | Roseland/Port Imperial Partners, L.P. [Member]
Schedule of Equity Method Investments [Line Items]
Number of Apartment Units | $ / item					836
Residual ownership interest					20.00%

[1] The Company's ownership interests in this venture are subordinate to its partner's preferred capital balance and the Company is not expected to meaningfully participate in the venture's cash flows in the near term.

[2] Company's effective ownership % represents the Company's entitlement to residual distributions after payments of priority returns, where applicable.

[3] The Company's ownership interests in this venture are subordinate to its partner's preferred capital balance and the payment of the outstanding balance remaining on a note ($975 as of December 31, 2015), and is not expected to meaningfully participate in the venture's cash flows in the near term.

[4] Through the joint venture, the Company also owns a 12.5 percent interest in a 50,973 square feet retail building ("Shops at 40 Park") and a 25 percent interest in a to-be-built 59-unit, five story multi-family rental development property ("Lofts at 40 Park").

[5] Property debt balance consists of: (i) a loan, collateralized by the Metropolitan at 40 Park, with a balance of $38,218, bears interest at 3.25 percent, matures in September 2020; (ii) an amortizable loan, collateralized by the Shops at 40 Park, with a balance of $6,421, bears interest at 3.63 percent, matures in August 2018; and (iii) a loan, collateralized by the Lofts at 40 Park, with a balance of $1,117, bears interest at LIBOR plus 250 basis points and matures in September 2016. The Shops at 40 Park mortgage loan also provides for additional borrowing proceeds of $1 million based on certain preferred thresholds being achieved.

[6] On April 1, 2016, the Company acquired the equity interests of its joint venture partner in Portside Apartment Holdings, L.L.C and PruRose Riverwalk G, L.L.C. for $38.1 million and $11.3 million, respectively, which increased its ownership to 85 percent in Portside Apartment Holdings, LLC and 50 percent in PruRose Riverwalk G, L.L.C. (See Note 3: Recent Transactions - Acquisitions).

[7] The permanent loan has a maximum borrowing amount of $80,249.

[8] The Company also owns a 50 percent interest in a vacant land to accommodate the development of approximately 295 additional units of which 252 are currently approved.

[9] The construction loan has a maximum borrowing amount of $42,500 and provides, subject to certain conditions, two two-year extension options with a fee of 12.5 basis points for the first two-year extension and 25 basis points for the second two-year extension.

[10] The construction loan has a maximum borrowing amount of $73,350 and provides, subject to certain conditions, one-year extension option followed by a six-month extension option with a fee of 25 basis points each. The joint venture has a swap agreement that fixes the all-in rate to 2.79 percent per annum on an initial notional amount of $1,620, increasing to $69,500 for the period from July 1, 2013 to January 1, 2016.

[11] The Company also owns a 20 percent residual interest in undeveloped land parcels: parcels 6, I, and J ("Port Imperial North Land") that can accommodate the development of 836 apartment units.

[12] The construction loan has a maximum borrowing amount of $77,400 and provides, subject to certain conditions, two one-year extension options with a fee of 25 basis points for each year.

[13] The construction/permanent loan has a maximum borrowing amount of $100,700 with amortization starting in August 2017.

[14] The construction/permanent loan has a maximum borrowing amount of $192,000.

[15] The joint venture has a swap agreement that fixes the all-in rate to 3.99375 percent per annum on an initial notional amount of $13,650 and then adjusting in accordance with an amortization schedule, which is effective from October 17, 2011 through loan maturity.

[16] The mortgage loan has two one-year extension options, subject to certain conditions.

[17] The Company's equity interests in the joint ventures will be subordinated to Keystone Entities receiving a 15 percent internal rate of return ("IRR") after which the Company will receive a 10 percent IRR on its subordinate equity and then all profit will be split equally.

[18] Principal balance of $127,600 bears interest at 5.114 percent and matures on August 27, 2023; principal balance of $45,500 bears interest at 5.01 percent and matures on September 6, 2025; principal balance of $33,825 bears interest at rates ranging from LIBOR+5.0 percent to LIBOR+5.75 percent and matures on August 27, 2016; principal balance of $11,250 bears interest at LIBOR+5.5 percent and matures on January 9, 2019; principal balance of $10,425 bears interest at LIBOR+6.0 percent matures on August 31, 2016.

[19] Includes the Company's pari-passu interests of $3.5 million in five properties and Company's subordinated equity interests to Keystone Entities receiving a 15 percent internal rate of return ("IRR") after which the Company will receive a 10 percent IRR on its subordinate equity and then all profit will be split equally.

[20] Principal balance of $43,954 bears interest at 5.38 percent and matures on July 1, 2017; principal balance of $75,882 bears interest at rates ranging from 5.65 percent to 6.75 percent and matures on September 9, 2017; principal balance of $14,250 bears interest at 4.88 percent and matures on July 6, 2024; principal balance of $63,400 bears interest at 4.93 percent and matures on July 6, 2044; principal balance of $15,050 bears interest at 4.71 percent and matures on August 6, 2044.

[21] Includes undivided interests in the same manner as investments in noncontrolling partnership, pursuant to ASC 970-323-25-12.

[22] See Note 10: Mortgages, Loans Payable and Other Obligations for debt secured by interests in these assets.

[23] The negative carrying value for this venture of $4,235 and $3,317 as of March 31, 2016 and 2015, respectively, were included in accounts payable, accrued expenses and other liabilities.

[24] Balance includes: (i) mortgage loan, collateralized by the hotel property, with a balance of $59,790, bears interest at 6.15 percent and matures in November 2016, and (ii) loan with a balance of $3,594, bears interest at fixed rates ranging from 6.09 percent to 6.62 percent and matures in August 1, 2020. The Company posted a $3.6 million letter of credit in support of this loan, half of which is indemnified by the partner.

[25] The Company owns other interests in various unconsolidated joint ventures, including interests in assets previously owned and interest in ventures whose businesses are related to its core operations. These ventures are not expected to significantly impact the Company's operations in the near term.