SEC Schedule III Real Estate (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012
New York 1290 Avenue Of Americas [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	$ 950,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	515,539
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	923,653
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	106,998
Real Estate And Accumulated Depreciation Carrying Amount Of Land	515,539
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,030,651
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,546,190
Real Estate And Accumulated Depreciation Accumulated Depreciation	155,820
Real Estate And Accumulated Depreciation Year Of Construction	1963
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York 350 Park Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	300,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	265,889
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	363,381
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	29,732
Real Estate And Accumulated Depreciation Carrying Amount Of Land	265,889
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	393,113
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	659,002
Real Estate And Accumulated Depreciation Accumulated Depreciation	59,956
Real Estate And Accumulated Depreciation Year Of Construction	1960
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
New York Office 666 Fifth Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	188,359
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	469,461
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	188,359
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	469,461
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	657,820
Real Estate And Accumulated Depreciation Accumulated Depreciation	997
Real Estate And Accumulated Depreciation Year Of Acquisition	2012
New York Office One Penn Plaza [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	412,169
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	167,875
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	580,044
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	580,044
Real Estate And Accumulated Depreciation Accumulated Depreciation	209,069
Real Estate And Accumulated Depreciation Year Of Construction	1972
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 100 West 33rd Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	223,242
Real Estate And Accumulated Depreciation Initial Cost Of Land	242,776
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	247,970
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	8,644
Real Estate And Accumulated Depreciation Carrying Amount Of Land	242,776
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	256,614
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	499,390
Real Estate And Accumulated Depreciation Accumulated Depreciation	37,742
Real Estate And Accumulated Depreciation Year Of Construction	1911
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office 1540 Broadway [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	105,914
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	214,208
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	23,267
Real Estate And Accumulated Depreciation Carrying Amount Of Land	105,914
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	237,475
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	343,389
Real Estate And Accumulated Depreciation Accumulated Depreciation	22,664
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
New York Office Manhattan Mall [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	101,758
Real Estate And Accumulated Depreciation Initial Cost Of Land	88,595
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	113,473
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	72,532
Real Estate And Accumulated Depreciation Carrying Amount Of Land	88,597
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	186,003
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	274,600
Real Estate And Accumulated Depreciation Accumulated Depreciation	31,710
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office Two Penn Plaza [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	425,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	53,615
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	164,903
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	79,375
Real Estate And Accumulated Depreciation Carrying Amount Of Land	52,689
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	245,204
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	297,893
Real Estate And Accumulated Depreciation Accumulated Depreciation	109,603
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 1535 Broadway Marriott Marquis [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	240,000
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	9,285
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	249,285
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	249,285
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2012
New York Office 770 Broadway [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	353,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	52,898
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	95,686
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	85,669
Real Estate And Accumulated Depreciation Carrying Amount Of Land	52,898
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	181,355
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	234,253
Real Estate And Accumulated Depreciation Accumulated Depreciation	65,263
Real Estate And Accumulated Depreciation Year Of Construction	1907
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 90 Park Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	8,000
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	175,890
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	37,203
Real Estate And Accumulated Depreciation Carrying Amount Of Land	8,000
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	213,093
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	221,093
Real Estate And Accumulated Depreciation Accumulated Depreciation	84,188
Real Estate And Accumulated Depreciation Year Of Construction	1964
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 888 Seventh Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	318,554
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	117,269
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	100,034
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	217,303
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	217,303
Real Estate And Accumulated Depreciation Accumulated Depreciation	82,773
Real Estate And Accumulated Depreciation Year Of Construction	1980
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 640 Fifth Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	38,224
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	25,992
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	113,339
Real Estate And Accumulated Depreciation Carrying Amount Of Land	38,224
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	139,331
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	177,555
Real Estate And Accumulated Depreciation Accumulated Depreciation	57,145
Real Estate And Accumulated Depreciation Year Of Construction	1950
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office Eleven Penn Plaza [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	330,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	40,333
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	85,259
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	54,046
Real Estate And Accumulated Depreciation Carrying Amount Of Land	40,333
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	139,305
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	179,638
Real Estate And Accumulated Depreciation Accumulated Depreciation	55,524
Real Estate And Accumulated Depreciation Year Of Construction	1923
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 1740 Broadway [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	26,971
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	102,890
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	38,241
Real Estate And Accumulated Depreciation Carrying Amount Of Land	26,971
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	141,131
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	168,102
Real Estate And Accumulated Depreciation Accumulated Depreciation	51,424
Real Estate And Accumulated Depreciation Year Of Construction	1950
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 909 Third Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	199,198
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	120,723
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	56,945
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	177,668
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	177,668
Real Estate And Accumulated Depreciation Accumulated Depreciation	55,447
Real Estate And Accumulated Depreciation Year Of Construction	1969
Real Estate And Accumulated Depreciation Year Of Acquisition	1999
New York Office 150 East 58th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	39,303
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	80,216
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	29,327
Real Estate And Accumulated Depreciation Carrying Amount Of Land	39,303
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	109,543
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	148,846
Real Estate And Accumulated Depreciation Accumulated Depreciation	41,540
Real Estate And Accumulated Depreciation Year Of Construction	1969
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 595 Madison Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	62,731
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	62,888
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	18,772
Real Estate And Accumulated Depreciation Carrying Amount Of Land	62,731
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	81,660
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	144,391
Real Estate And Accumulated Depreciation Accumulated Depreciation	26,006
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	1999
New York Office 828 To 850 Madison Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	80,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	107,937
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	28,261
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10
Real Estate And Accumulated Depreciation Carrying Amount Of Land	107,937
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	28,271
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	136,208
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,418
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
New York Office 4 Union Square South [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	120,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	24,079
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	55,220
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,507
Real Estate And Accumulated Depreciation Carrying Amount Of Land	24,079
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	57,727
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	81,806
Real Estate And Accumulated Depreciation Accumulated Depreciation	12,152
Real Estate And Accumulated Depreciation Year Of Construction	1965/2004
Real Estate And Accumulated Depreciation Year Of Acquisition	1993
New York Office 866 UN Plaza [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	44,978
Real Estate And Accumulated Depreciation Initial Cost Of Land	32,196
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	37,534
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	9,088
Real Estate And Accumulated Depreciation Carrying Amount Of Land	32,196
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	46,622
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	78,818
Real Estate And Accumulated Depreciation Accumulated Depreciation	19,111
Real Estate And Accumulated Depreciation Year Of Construction	1966
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 510 5th Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	31,253
Real Estate And Accumulated Depreciation Initial Cost Of Land	34,602
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	18,728
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	17,631
Real Estate And Accumulated Depreciation Carrying Amount Of Land	34,602
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	36,359
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	70,961
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,764
Real Estate And Accumulated Depreciation Year Of Acquisition	2010
New York Office 478 To 482 Broadway [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	20,000
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	13,375
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	27,766
Real Estate And Accumulated Depreciation Carrying Amount Of Land	20,000
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	41,141
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	61,141
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,395
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office 20 Broad Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	28,760
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	27,419
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	56,179
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	56,179
Real Estate And Accumulated Depreciation Accumulated Depreciation	17,293
Real Estate And Accumulated Depreciation Year Of Construction	1956
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 40 Fulton Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	15,732
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	26,388
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10,863
Real Estate And Accumulated Depreciation Carrying Amount Of Land	15,732
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	37,251
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	52,983
Real Estate And Accumulated Depreciation Accumulated Depreciation	12,384
Real Estate And Accumulated Depreciation Year Of Construction	1987
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 40 East 66th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	13,616
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	34,635
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	121
Real Estate And Accumulated Depreciation Carrying Amount Of Land	13,616
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	34,756
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	48,372
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,067
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
New York Office 155 Spring Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	13,700
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	30,544
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,363
Real Estate And Accumulated Depreciation Carrying Amount Of Land	13,700
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	32,907
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	46,607
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,772
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office 689 Fifth Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	19,721
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	13,446
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	8,932
Real Estate And Accumulated Depreciation Carrying Amount Of Land	19,721
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	22,378
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	42,099
Real Estate And Accumulated Depreciation Accumulated Depreciation	7,658
Real Estate And Accumulated Depreciation Year Of Construction	1925
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 435 7th Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	98,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	19,893
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	19,091
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	37
Real Estate And Accumulated Depreciation Carrying Amount Of Land	19,893
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	19,128
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	39,021
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,995
Real Estate And Accumulated Depreciation Year Of Construction	2002
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 692 Broadway [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	6,053
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	22,908
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,884
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,053
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	25,792
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	31,845
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,591
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
New York Office 715 Lexington Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	26,903
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	26,903
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	26,903
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,174
Real Estate And Accumulated Depreciation Year Of Construction	1923
Real Estate And Accumulated Depreciation Year Of Acquisition	2001
New York Office 677 To 679 Madison Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	13,070
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	9,640
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	388
Real Estate And Accumulated Depreciation Carrying Amount Of Land	13,070
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	10,028
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	23,098
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,632
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
New York Office 484 To 486 Broadway [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	10,000
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,688
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	4,756
Real Estate And Accumulated Depreciation Carrying Amount Of Land	10,000
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	11,444
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	21,444
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,122
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office 431 7th Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	16,700
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,751
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	16,700
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,751
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	19,451
Real Estate And Accumulated Depreciation Accumulated Depreciation	395
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office 330 West 34th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	8,599
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	7,067
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	15,666
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	15,666
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,165
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
New York Office 1135 Third Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	7,844
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,844
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(2,295)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,393
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	13,393
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 1540 Broadway Garage [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	4,086
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	8,914
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	4,086
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	8,914
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	13,000
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,461
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
New York Office 148 Spring Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,200
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	8,112
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	284
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,200
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	8,396
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	11,596
Real Estate And Accumulated Depreciation Accumulated Depreciation	946
Real Estate And Accumulated Depreciation Year Of Acquisition	2008
New York Office 150 Spring Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,200
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,822
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	137
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,200
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,959
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	9,159
Real Estate And Accumulated Depreciation Accumulated Depreciation	703
Real Estate And Accumulated Depreciation Year Of Acquisition	2008
New York Office 334 Canal Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,693
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,507
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	545
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	8,745
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	8,745
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2011
New York Office 488 8th Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	10,650
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,767
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(4,674)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,859
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	884
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,743
Real Estate And Accumulated Depreciation Accumulated Depreciation	112
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
New York Office 608 Fifth Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,513
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,513
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,513
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Construction	1932
Real Estate And Accumulated Depreciation Year Of Acquisition	2012
New York Office 484 8th Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,856
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	762
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	18
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,856
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	780
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,636
Real Estate And Accumulated Depreciation Accumulated Depreciation	304
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office 825 7th Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,483
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	697
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	33
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,483
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	730
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,213
Real Estate And Accumulated Depreciation Accumulated Depreciation	279
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Office Other Primarily Signage [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,548
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	75,473
Real Estate And Accumulated Depreciation Carrying Amount Of Land	36,096
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	44,925
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	81,021
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,611
New York Office Total [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	3,574,983
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,112,458
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	4,445,475
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,228,150
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,134,302
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,651,781
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,786,083
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,271,375
New York Residential Independence Plaza [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	334,225
Real Estate And Accumulated Depreciation Initial Cost Of Land	309,848
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	527,588
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(10)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	309,848
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	527,578
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	837,426
Real Estate And Accumulated Depreciation Accumulated Depreciation	366
Real Estate And Accumulated Depreciation Year Of Construction	1974
Real Estate And Accumulated Depreciation Year Of Acquisition	2012
New York NJ Paramus [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	24,254
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,033
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	23,221
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	24,254
Real Estate And Accumulated Depreciation Accumulated Depreciation	14,991
Real Estate And Accumulated Depreciation Year Of Construction	1967
Real Estate And Accumulated Depreciation Year Of Acquisition	1987
New York Other Properties Hotel Pennsylvania [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	29,904
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	121,712
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	75,865
Real Estate And Accumulated Depreciation Carrying Amount Of Land	29,904
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	197,577
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	227,481
Real Estate And Accumulated Depreciation Accumulated Depreciation	74,266
Real Estate And Accumulated Depreciation Year Of Construction	1919
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
New York Total [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	3,909,208
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,452,210
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,094,775
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,328,259
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,475,087
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	6,400,157
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	8,875,244
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,360,998
Washington DC Office 2011-2451 Crystal Drive [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	270,922
Real Estate And Accumulated Depreciation Initial Cost Of Land	100,935
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	409,920
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	121,589
Real Estate And Accumulated Depreciation Carrying Amount Of Land	100,228
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	532,216
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	632,444
Real Estate And Accumulated Depreciation Accumulated Depreciation	162,833
Real Estate And Accumulated Depreciation Year Of Construction	1984-1989
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 2001 Jefferson Davis Highway 2100 2200 Crystal Drive 223 23rd Street 2221 South Clark Street Crystal City Shops At 2100 And 220 20th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	73,939
Real Estate And Accumulated Depreciation Initial Cost Of Land	57,213
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	131,206
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	192,915
Real Estate And Accumulated Depreciation Carrying Amount Of Land	57,070
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	324,264
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	381,334
Real Estate And Accumulated Depreciation Accumulated Depreciation	77,865
Real Estate And Accumulated Depreciation Year Of Construction	1964-1969
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1550-1750 Crystal Drive/ 241-251 18th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	117,390
Real Estate And Accumulated Depreciation Initial Cost Of Land	64,817
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	218,330
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	66,934
Real Estate And Accumulated Depreciation Carrying Amount Of Land	64,652
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	285,429
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	350,081
Real Estate And Accumulated Depreciation Accumulated Depreciation	81,804
Real Estate And Accumulated Depreciation Year Of Construction	1974-1980
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office River House Apartments [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	259,546
Real Estate And Accumulated Depreciation Initial Cost Of Land	118,421
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	125,078
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	60,515
Real Estate And Accumulated Depreciation Carrying Amount Of Land	138,696
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	165,318
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	304,014
Real Estate And Accumulated Depreciation Accumulated Depreciation	24,203
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office Skyline Place [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	460,093
Real Estate And Accumulated Depreciation Initial Cost Of Land	41,986
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	221,869
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	26,615
Real Estate And Accumulated Depreciation Carrying Amount Of Land	41,862
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	248,608
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	290,470
Real Estate And Accumulated Depreciation Accumulated Depreciation	71,548
Real Estate And Accumulated Depreciation Year Of Construction	1973-1984
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1215, 1225 S. Clark Street/ 200, 201 12th Street S. [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	87,221
Real Estate And Accumulated Depreciation Initial Cost Of Land	47,594
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	177,373
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	27,022
Real Estate And Accumulated Depreciation Carrying Amount Of Land	47,465
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	204,524
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	251,989
Real Estate And Accumulated Depreciation Accumulated Depreciation	60,481
Real Estate And Accumulated Depreciation Year Of Construction	1983-1987
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1800, 1851 And 1901 South Bell Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	37,551
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	118,806
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(13,719)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	37,551
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	105,087
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	142,638
Real Estate And Accumulated Depreciation Accumulated Depreciation	28,021
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 2101 L Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	150,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	32,815
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	51,642
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	82,520
Real Estate And Accumulated Depreciation Carrying Amount Of Land	39,768
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	127,209
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	166,977
Real Estate And Accumulated Depreciation Accumulated Depreciation	21,412
Real Estate And Accumulated Depreciation Year Of Construction	1975
Real Estate And Accumulated Depreciation Year Of Acquisition	2003
Washington DC Office 1229-1231 25th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	101,671
Real Estate And Accumulated Depreciation Initial Cost Of Land	67,049
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,039
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	105,980
Real Estate And Accumulated Depreciation Carrying Amount Of Land	68,198
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	109,870
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	178,068
Real Estate And Accumulated Depreciation Accumulated Depreciation	8,647
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office 2200-2300 Clarendon Blvd [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	47,353
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	105,475
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	31,720
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	137,195
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	137,195
Real Estate And Accumulated Depreciation Accumulated Depreciation	43,164
Real Estate And Accumulated Depreciation Year Of Construction	1988-1989
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office Bowen Building 875 15th Street NW [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	115,022
Real Estate And Accumulated Depreciation Initial Cost Of Land	30,077
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	98,962
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,335
Real Estate And Accumulated Depreciation Carrying Amount Of Land	30,176
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	100,198
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	130,374
Real Estate And Accumulated Depreciation Accumulated Depreciation	19,192
Real Estate And Accumulated Depreciation Year Of Construction	2004
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Washington DC Office 1875 Connecticut Avenue NW [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	46,860
Real Estate And Accumulated Depreciation Initial Cost Of Land	36,303
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	82,004
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	3,704
Real Estate And Accumulated Depreciation Carrying Amount Of Land	35,886
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	86,125
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	122,011
Real Estate And Accumulated Depreciation Accumulated Depreciation	15,617
Real Estate And Accumulated Depreciation Year Of Construction	1963
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office One Skyline Tower [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	140,056
Real Estate And Accumulated Depreciation Initial Cost Of Land	12,266
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	75,343
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	34,625
Real Estate And Accumulated Depreciation Carrying Amount Of Land	12,231
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	110,003
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	122,234
Real Estate And Accumulated Depreciation Accumulated Depreciation	30,706
Real Estate And Accumulated Depreciation Year Of Construction	1988
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office H Street North 10 1 D Land Parcel [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	104,473
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	55
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(10,212)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	87,666
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	6,650
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	94,316
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office 1825 Connecticut Avenue NW [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	46,366
Real Estate And Accumulated Depreciation Initial Cost Of Land	33,090
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	61,316
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(5,311)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	32,726
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	56,369
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	89,095
Real Estate And Accumulated Depreciation Accumulated Depreciation	10,246
Real Estate And Accumulated Depreciation Year Of Construction	1956
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office 1399 New York Avenue North West [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	33,481
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	67,363
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,439
Real Estate And Accumulated Depreciation Carrying Amount Of Land	34,178
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	69,105
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	103,283
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,432
Real Estate And Accumulated Depreciation Year Of Acquisition	2011
Washington DC Office Warehouses [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	106,946
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,326
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(21,224)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	83,400
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,648
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	87,048
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,330
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office Commerce Executive [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	13,401
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	58,705
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	13,471
Real Estate And Accumulated Depreciation Carrying Amount Of Land	13,363
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	72,214
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	85,577
Real Estate And Accumulated Depreciation Accumulated Depreciation	22,476
Real Estate And Accumulated Depreciation Year Of Construction	1985-1989
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1235 Clark Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	15,826
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	53,894
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	16,089
Real Estate And Accumulated Depreciation Carrying Amount Of Land	15,826
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	69,983
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	85,809
Real Estate And Accumulated Depreciation Accumulated Depreciation	17,726
Real Estate And Accumulated Depreciation Year Of Construction	1981
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office Seven Skyline Place [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	104,808
Real Estate And Accumulated Depreciation Initial Cost Of Land	10,292
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	58,351
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(2,859)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	10,262
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	55,522
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	65,784
Real Estate And Accumulated Depreciation Accumulated Depreciation	14,530
Real Estate And Accumulated Depreciation Year Of Construction	2001
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1150 17th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	28,728
Real Estate And Accumulated Depreciation Initial Cost Of Land	23,359
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	24,876
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	14,859
Real Estate And Accumulated Depreciation Carrying Amount Of Land	24,723
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	38,371
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	63,094
Real Estate And Accumulated Depreciation Accumulated Depreciation	12,148
Real Estate And Accumulated Depreciation Year Of Construction	1970
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office Crystal City Hotel [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	8,000
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	47,191
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	8,945
Real Estate And Accumulated Depreciation Carrying Amount Of Land	8,000
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	56,136
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	64,136
Real Estate And Accumulated Depreciation Accumulated Depreciation	11,232
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Washington DC Office 1750 Pennsylvania Avenue [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	20,020
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	30,032
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,951
Real Estate And Accumulated Depreciation Carrying Amount Of Land	21,170
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	30,833
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	52,003
Real Estate And Accumulated Depreciation Accumulated Depreciation	8,454
Real Estate And Accumulated Depreciation Year Of Construction	1964
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1730 M Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	14,853
Real Estate And Accumulated Depreciation Initial Cost Of Land	10,095
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	17,541
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	9,701
Real Estate And Accumulated Depreciation Carrying Amount Of Land	10,687
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	26,650
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	37,337
Real Estate And Accumulated Depreciation Accumulated Depreciation	9,054
Real Estate And Accumulated Depreciation Year Of Construction	1963
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office Democracy Plaza I [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	33,628
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(732)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	32,896
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	32,896
Real Estate And Accumulated Depreciation Accumulated Depreciation	13,558
Real Estate And Accumulated Depreciation Year Of Construction	1987
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Washington DC Office 1726 M Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	9,450
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	22,062
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,969
Real Estate And Accumulated Depreciation Carrying Amount Of Land	9,455
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	25,026
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	34,481
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,290
Real Estate And Accumulated Depreciation Year Of Construction	1964
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Washington DC Office Crystal Drive Retail [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	20,465
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,952
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	26,417
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	26,417
Real Estate And Accumulated Depreciation Accumulated Depreciation	9,130
Real Estate And Accumulated Depreciation Year Of Construction	2004
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Washington DC Office 1109 South Capitol Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	11,541
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	178
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(207)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	11,597
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	(85)
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	11,512
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Washington DC Office South Capitol [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	4,009
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,273
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(2,410)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,872
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,872
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Washington DC Office H-Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,763
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	641
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	41
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,763
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	682
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,445
Real Estate And Accumulated Depreciation Accumulated Depreciation	126
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Washington DC Other [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	51,767
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(48,216)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,551
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,551
Real Estate And Accumulated Depreciation Accumulated Depreciation	11
Washington DC Office Total [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	2,064,828
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,052,773
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,376,711
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	727,001
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,038,599
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,117,886
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,156,485
Real Estate And Accumulated Depreciation Accumulated Depreciation	782,236
Retail CA Los Angeles Beverly Connection [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	72,996
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	131,510
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	24,412
Real Estate And Accumulated Depreciation Carrying Amount Of Land	72,996
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	155,922
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	228,918
Real Estate And Accumulated Depreciation Accumulated Depreciation	22,556
Real Estate And Accumulated Depreciation Year Of Construction	2008
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail CA San Jose [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	104,856
Real Estate And Accumulated Depreciation Initial Cost Of Land	42,836
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	104,262
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	990
Real Estate And Accumulated Depreciation Carrying Amount Of Land	42,836
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	105,252
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	148,088
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,568
Real Estate And Accumulated Depreciation Year Of Construction	2008
Real Estate And Accumulated Depreciation Year Of Acquisition	2010
Retail CA Walnut Creek (1149 S. Main Street) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,699
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	19,930
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,699
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	19,930
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	22,629
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,577
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail CA Pasadena [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	18,337
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,248
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	20,585
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	20,585
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,862
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail CA Signal Hill [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	9,652
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,940
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1
Real Estate And Accumulated Depreciation Carrying Amount Of Land	9,652
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,941
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	12,593
Real Estate And Accumulated Depreciation Accumulated Depreciation	459
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail CA Walnut Creek (1556 Mount Diablo Blvd) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	5,909
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,304
Real Estate And Accumulated Depreciation Carrying Amount Of Land	5,908
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,305
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,213
Real Estate And Accumulated Depreciation Accumulated Depreciation	11
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail CA San Bernadino (1522 E. Highland Ave) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,651
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,810
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(675)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,329
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,457
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,786
Real Estate And Accumulated Depreciation Accumulated Depreciation	307
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Corona [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,073
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,073
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,073
Real Estate And Accumulated Depreciation Accumulated Depreciation	647
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Vallejo [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,945
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,945
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,945
Real Estate And Accumulated Depreciation Accumulated Depreciation	457
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail CA San Bernadino (648 W. 4th Street) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,597
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,119
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(1,204)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	889
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	623
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,512
Real Estate And Accumulated Depreciation Accumulated Depreciation	132
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Mojave [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,250
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,250
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,250
Real Estate And Accumulated Depreciation Accumulated Depreciation	473
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Barstow [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	856
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,367
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(460)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	679
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,084
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,763
Real Estate And Accumulated Depreciation Accumulated Depreciation	229
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Colton (1904 Ranchero Ave) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,239
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	954
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,239
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	954
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,193
Real Estate And Accumulated Depreciation Accumulated Depreciation	201
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Moreno Valley [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	639
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,156
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	8
Real Estate And Accumulated Depreciation Carrying Amount Of Land	639
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,164
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,803
Real Estate And Accumulated Depreciation Accumulated Depreciation	243
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Rialto [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	434
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,173
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(355)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	338
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	914
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,252
Real Estate And Accumulated Depreciation Accumulated Depreciation	193
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Desert Hot Springs [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	197
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,355
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	197
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,355
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,552
Real Estate And Accumulated Depreciation Accumulated Depreciation	285
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Yucaipa [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	663
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	426
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	663
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	426
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,089
Real Estate And Accumulated Depreciation Accumulated Depreciation	90
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Riverside (5571 Mission Blvd) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	209
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	704
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	209
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	704
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	913
Real Estate And Accumulated Depreciation Accumulated Depreciation	148
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail CA Total California [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	104,856
Real Estate And Accumulated Depreciation Initial Cost Of Land	141,577
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	295,311
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	26,269
Real Estate And Accumulated Depreciation Carrying Amount Of Land	140,273
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	322,884
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	463,157
Real Estate And Accumulated Depreciation Accumulated Depreciation	39,438
Retail CT Waterbury [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	14,226
Real Estate And Accumulated Depreciation Initial Cost Of Land	667
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	4,504
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	4,853
Real Estate And Accumulated Depreciation Carrying Amount Of Land	667
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	9,357
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	10,024
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,041
Real Estate And Accumulated Depreciation Year Of Construction	1969
Real Estate And Accumulated Depreciation Year Of Acquisition	1969
Retail CT Newington [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	11,437
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,421
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,200
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	872
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,421
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,072
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,493
Real Estate And Accumulated Depreciation Accumulated Depreciation	821
Real Estate And Accumulated Depreciation Year Of Construction	1965
Real Estate And Accumulated Depreciation Year Of Acquisition	1965
Retail CT Total Connecticut [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	25,663
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,088
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,704
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,725
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,088
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	11,429
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	14,517
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,862
Retail FL Tampa (Hyde Park) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	19,126
Real Estate And Accumulated Depreciation Initial Cost Of Land	8,000
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	23,293
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,841
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,724
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	30,410
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	37,134
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,005
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail IL Lansing [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,135
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,064
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	71
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,135
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,135
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,270
Real Estate And Accumulated Depreciation Accumulated Depreciation	175
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail IA Dubuque [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,479
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,479
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,479
Real Estate And Accumulated Depreciation Accumulated Depreciation	230
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail MD Rockville [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,470
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	20,599
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	100
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,470
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	20,699
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	24,169
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,032
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail MD Baltimore (Towson) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	15,900
Real Estate And Accumulated Depreciation Initial Cost Of Land	581
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,227
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10,109
Real Estate And Accumulated Depreciation Carrying Amount Of Land	581
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,336
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	13,917
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,781
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	1968
Retail MD Annapolis [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	9,652
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	9,652
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	9,652
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,454
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail MD Wheaton [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,367
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,367
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,367
Real Estate And Accumulated Depreciation Accumulated Depreciation	839
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail MD Total Maryland [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	15,900
Real Estate And Accumulated Depreciation Initial Cost Of Land	4,051
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	38,845
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10,209
Real Estate And Accumulated Depreciation Carrying Amount Of Land	4,051
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	49,054
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	53,105
Real Estate And Accumulated Depreciation Accumulated Depreciation	12,106
Retail MA Springfield [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	5,830
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,797
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,471
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	592
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,797
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,063
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,860
Real Estate And Accumulated Depreciation Accumulated Depreciation	849
Real Estate And Accumulated Depreciation Year Of Construction	1993
Real Estate And Accumulated Depreciation Year Of Acquisition	1966
Retail MA Chicopee [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	8,452
Real Estate And Accumulated Depreciation Initial Cost Of Land	895
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	895
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	895
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Construction	1969
Real Estate And Accumulated Depreciation Year Of Acquisition	1969
Retail MA Cambridge [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	260
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	260
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	260
Real Estate And Accumulated Depreciation Accumulated Depreciation	121
Retail MA Total Massachusetts [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	14,282
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,692
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,471
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	852
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,692
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,323
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,015
Real Estate And Accumulated Depreciation Accumulated Depreciation	970
Retail MI Roseville [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	30
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,128
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,461
Real Estate And Accumulated Depreciation Carrying Amount Of Land	30
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,589
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,619
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,005
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail MI Battle Creek [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,264
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,144
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(2,443)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	264
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	701
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	965
Real Estate And Accumulated Depreciation Accumulated Depreciation	109
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail MI Midland [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	133
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	86
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	219
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	219
Real Estate And Accumulated Depreciation Accumulated Depreciation	92
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail MI Total Michigan [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,294
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	8,405
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(896)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	294
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	8,509
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	8,803
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,206
Retail NH Salem [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	6,083
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,083
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	6,083
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail Bergen Town Center [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	282,312
Real Estate And Accumulated Depreciation Initial Cost Of Land	19,884
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	81,723
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	370,825
Real Estate And Accumulated Depreciation Carrying Amount Of Land	37,635
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	434,797
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	472,432
Real Estate And Accumulated Depreciation Accumulated Depreciation	55,752
Real Estate And Accumulated Depreciation Year Of Construction	1957/2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2003
Retail NJ North Bergen (Tonnelle Ave) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	75,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	24,493
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	64,346
Real Estate And Accumulated Depreciation Carrying Amount Of Land	31,806
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	57,033
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	88,839
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,070
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail NJ Union (Springfield Avenue) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	29,010
Real Estate And Accumulated Depreciation Initial Cost Of Land	19,700
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	45,090
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	19,700
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	45,090
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	64,790
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,294
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NJ East Rutherford [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	13,836
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	36,727
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	60
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	36,787
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	36,787
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,880
Real Estate And Accumulated Depreciation Year Of Construction	2007
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NJ East Hanover I and II [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	43,571
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,232
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	18,241
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10,563
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,671
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	28,365
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	31,036
Real Estate And Accumulated Depreciation Accumulated Depreciation	14,016
Real Estate And Accumulated Depreciation Year Of Construction	1962
Real Estate And Accumulated Depreciation Year Of Acquisition	1962/1998
Retail NJ Garfield [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	45
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	8,068
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	21,646
Real Estate And Accumulated Depreciation Carrying Amount Of Land	45
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	29,714
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	29,759
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,942
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
Retail NJ Lodi (Washington Street) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	8,940
Real Estate And Accumulated Depreciation Initial Cost Of Land	7,606
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	13,125
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	313
Real Estate And Accumulated Depreciation Carrying Amount Of Land	7,606
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,438
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	21,044
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,680
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail NJ Englewood [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	11,924
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,300
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	17,245
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(6,827)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,495
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	11,223
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	12,718
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,568
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NJ Bricktown [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	32,525
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,391
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	11,179
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	6,175
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,391
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	17,354
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	18,745
Real Estate And Accumulated Depreciation Accumulated Depreciation	10,987
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	1968
Retail NJ Totowa [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	25,217
Real Estate And Accumulated Depreciation Initial Cost Of Land	120
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	11,994
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	4,561
Real Estate And Accumulated Depreciation Carrying Amount Of Land	120
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	16,555
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	16,675
Real Estate And Accumulated Depreciation Accumulated Depreciation	11,897
Real Estate And Accumulated Depreciation Year Of Construction	1957/1999
Real Estate And Accumulated Depreciation Year Of Acquisition	1957
Retail NJ Hazlet [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	7,400
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	9,413
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	7,400
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	9,413
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	16,813
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,314
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NJ Carlstadt [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	16,457
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	12
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	16,469
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	16,469
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,133
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NJ North Plainfield [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	500
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	13,983
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,696
Real Estate And Accumulated Depreciation Carrying Amount Of Land	500
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	16,679
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	17,179
Real Estate And Accumulated Depreciation Accumulated Depreciation	12,719
Real Estate And Accumulated Depreciation Year Of Construction	1955
Real Estate And Accumulated Depreciation Year Of Acquisition	1989
Retail NJ East Brunswick II (339-341 Route 18 S.) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	11,995
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,098
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	10,949
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,888
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,098
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,837
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	15,935
Real Estate And Accumulated Depreciation Accumulated Depreciation	8,536
Real Estate And Accumulated Depreciation Year Of Construction	1972
Real Estate And Accumulated Depreciation Year Of Acquisition	1972
Retail NJ Manalapan [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	21,423
Real Estate And Accumulated Depreciation Initial Cost Of Land	725
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,189
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,620
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,046
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	12,488
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	13,534
Real Estate And Accumulated Depreciation Accumulated Depreciation	8,124
Real Estate And Accumulated Depreciation Year Of Construction	1971
Real Estate And Accumulated Depreciation Year Of Acquisition	1971
Retail NJ Marlton [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	17,574
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,611
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,464
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10,122
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,611
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,586
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	15,197
Real Estate And Accumulated Depreciation Accumulated Depreciation	7,220
Real Estate And Accumulated Depreciation Year Of Construction	1973
Real Estate And Accumulated Depreciation Year Of Acquisition	1973
Retail NJ Union (Route 22 and Morris Ave) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	32,916
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,025
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,470
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,469
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,025
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	9,939
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	12,964
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,815
Real Estate And Accumulated Depreciation Year Of Construction	1962
Real Estate And Accumulated Depreciation Year Of Acquisition	1962
Retail NJ Hackensack [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	41,283
Real Estate And Accumulated Depreciation Initial Cost Of Land	692
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	10,219
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,687
Real Estate And Accumulated Depreciation Carrying Amount Of Land	692
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	11,906
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	12,598
Real Estate And Accumulated Depreciation Accumulated Depreciation	8,971
Real Estate And Accumulated Depreciation Year Of Construction	1963
Real Estate And Accumulated Depreciation Year Of Acquisition	1963
Retail NJ Wayne Towne Center [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	26,137
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	6,190
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	32,327
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	32,327
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,519
Real Estate And Accumulated Depreciation Year Of Acquisition	2010
Retail NJ Watchung [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	15,342
Real Estate And Accumulated Depreciation Initial Cost Of Land	4,178
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,463
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,545
Real Estate And Accumulated Depreciation Carrying Amount Of Land	4,441
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	6,745
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	11,186
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,665
Real Estate And Accumulated Depreciation Year Of Construction	1994
Real Estate And Accumulated Depreciation Year Of Acquisition	1959
Retail NJ South Plainfield [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	5,216
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	10,044
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,469
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	11,513
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	11,513
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,438
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NJ Cherry Hill [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	14,115
Real Estate And Accumulated Depreciation Initial Cost Of Land	5,864
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,694
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	3,637
Real Estate And Accumulated Depreciation Carrying Amount Of Land	4,864
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,331
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	12,195
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,050
Real Estate And Accumulated Depreciation Year Of Construction	1964
Real Estate And Accumulated Depreciation Year Of Acquisition	1964
Retail NJ Dover [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	13,389
Real Estate And Accumulated Depreciation Initial Cost Of Land	559
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,363
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,986
Real Estate And Accumulated Depreciation Carrying Amount Of Land	559
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	9,349
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	9,908
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,057
Real Estate And Accumulated Depreciation Year Of Construction	1964
Real Estate And Accumulated Depreciation Year Of Acquisition	1964
Retail NJ Lodi (Route 17 N.) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	11,548
Real Estate And Accumulated Depreciation Initial Cost Of Land	238
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	9,446
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	238
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	9,446
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	9,684
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,127
Real Estate And Accumulated Depreciation Year Of Construction	1999
Real Estate And Accumulated Depreciation Year Of Acquisition	1975
Retail NJ East Brunswick I (325-333 Route 18 S.) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	25,328
Real Estate And Accumulated Depreciation Initial Cost Of Land	319
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,220
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,764
Real Estate And Accumulated Depreciation Carrying Amount Of Land	319
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	8,984
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	9,303
Real Estate And Accumulated Depreciation Accumulated Depreciation	8,777
Real Estate And Accumulated Depreciation Year Of Construction	1957
Real Estate And Accumulated Depreciation Year Of Acquisition	1957
Retail NJ Jersey City [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	20,642
Real Estate And Accumulated Depreciation Initial Cost Of Land	652
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,495
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	468
Real Estate And Accumulated Depreciation Carrying Amount Of Land	652
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,963
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	8,615
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,428
Real Estate And Accumulated Depreciation Year Of Construction	1965
Real Estate And Accumulated Depreciation Year Of Acquisition	1965
Retail NJ Morris Plains [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	21,758
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,104
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,411
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	952
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,104
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,363
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	8,467
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,620
Real Estate And Accumulated Depreciation Year Of Construction	1961
Real Estate And Accumulated Depreciation Year Of Acquisition	1985
Retail NJ Middeltown [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	17,685
Real Estate And Accumulated Depreciation Initial Cost Of Land	283
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,248
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,951
Real Estate And Accumulated Depreciation Carrying Amount Of Land	283
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,199
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,482
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,254
Real Estate And Accumulated Depreciation Year Of Construction	1963
Real Estate And Accumulated Depreciation Year Of Acquisition	1963
Retail NJ Woodbridge [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	21,033
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,509
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,675
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,779
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,539
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4,424
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,963
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,496
Real Estate And Accumulated Depreciation Year Of Construction	1959
Real Estate And Accumulated Depreciation Year Of Acquisition	1959
Retail NJ Delran [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	756
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	4,468
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	734
Real Estate And Accumulated Depreciation Carrying Amount Of Land	756
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,202
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,958
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,152
Real Estate And Accumulated Depreciation Year Of Construction	1972
Real Estate And Accumulated Depreciation Year Of Acquisition	1972
Retail NJ Lawnside [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	10,879
Real Estate And Accumulated Depreciation Initial Cost Of Land	851
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,164
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,220
Real Estate And Accumulated Depreciation Carrying Amount Of Land	851
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4,384
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,235
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,099
Real Estate And Accumulated Depreciation Year Of Construction	1969
Real Estate And Accumulated Depreciation Year Of Acquisition	1969
Retail NJ Kearny [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	309
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,376
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,211
Real Estate And Accumulated Depreciation Carrying Amount Of Land	309
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4,587
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,896
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,392
Real Estate And Accumulated Depreciation Year Of Construction	1938
Real Estate And Accumulated Depreciation Year Of Acquisition	1959
Retail NJ Bordentown [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	498
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,176
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,178
Real Estate And Accumulated Depreciation Carrying Amount Of Land	713
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4,139
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,852
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,022
Real Estate And Accumulated Depreciation Year Of Construction	1958
Real Estate And Accumulated Depreciation Year Of Acquisition	1958
Retail NJ North Bergen (Kennedy Blvd) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	5,188
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,308
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	636
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	48
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,308
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	684
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,992
Real Estate And Accumulated Depreciation Accumulated Depreciation	428
Real Estate And Accumulated Depreciation Year Of Construction	1993
Real Estate And Accumulated Depreciation Year Of Acquisition	1959
Retail NJ Montclair [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	2,678
Real Estate And Accumulated Depreciation Initial Cost Of Land	66
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	419
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	381
Real Estate And Accumulated Depreciation Carrying Amount Of Land	66
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	800
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	866
Real Estate And Accumulated Depreciation Accumulated Depreciation	674
Real Estate And Accumulated Depreciation Year Of Construction	1972
Real Estate And Accumulated Depreciation Year Of Acquisition	1972
Retail NJ Total New Jersey [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	832,327
Real Estate And Accumulated Depreciation Initial Cost Of Land	113,316
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	425,971
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	525,669
Real Estate And Accumulated Depreciation Carrying Amount Of Land	137,843
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	927,113
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,064,956
Real Estate And Accumulated Depreciation Accumulated Depreciation	234,116
Retail NY Bronx (Bruckner Blvd) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	66,100
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	259,503
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	512
Real Estate And Accumulated Depreciation Carrying Amount Of Land	66,100
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	260,015
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	326,115
Real Estate And Accumulated Depreciation Accumulated Depreciation	38,965
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NY Hicksville (Broadway Mall) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	85,180
Real Estate And Accumulated Depreciation Initial Cost Of Land	126,324
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	48,904
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(65,818)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	75,179
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	34,231
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	109,410
Real Estate And Accumulated Depreciation Accumulated Depreciation	6,007
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail NY Poughkeepsie [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	12,733
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	12,026
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	17,142
Real Estate And Accumulated Depreciation Carrying Amount Of Land	8,469
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	33,432
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	41,901
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,506
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail NY Huntington [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	16,960
Real Estate And Accumulated Depreciation Initial Cost Of Land	21,200
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	33,667
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	191
Real Estate And Accumulated Depreciation Carrying Amount Of Land	21,200
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	33,858
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	55,058
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,375
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NY Mount Kisco [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	28,637
Real Estate And Accumulated Depreciation Initial Cost Of Land	22,700
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	26,700
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	416
Real Estate And Accumulated Depreciation Carrying Amount Of Land	23,297
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	26,519
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	49,816
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,351
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NY Bronx (1750 - 1780 Gun Hill Road) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	6,427
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	11,885
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	18,541
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,428
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	30,425
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	36,853
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,165
Real Estate And Accumulated Depreciation Year Of Construction	2009
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail NY Staten Island [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	16,939
Real Estate And Accumulated Depreciation Initial Cost Of Land	11,446
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	21,262
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	787
Real Estate And Accumulated Depreciation Carrying Amount Of Land	11,446
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	22,049
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	33,495
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,921
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail NY Inwood [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	12,419
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	19,097
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	519
Real Estate And Accumulated Depreciation Carrying Amount Of Land	12,419
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	19,616
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	32,035
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,881
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail NY Queens (99-01 Queens Blvd) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	7,839
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	20,392
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,099
Real Estate And Accumulated Depreciation Carrying Amount Of Land	7,839
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	22,491
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	30,330
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,925
Real Estate And Accumulated Depreciation Year Of Acquisition	2004
Retail NY West Babylon [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	6,720
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	13,786
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	69
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,720
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,855
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	20,575
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,003
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NY Freeport (437 E. Sunrise Highway) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	21,758
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,231
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	4,747
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,419
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,231
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	6,166
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,397
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,029
Real Estate And Accumulated Depreciation Year Of Construction	1981
Real Estate And Accumulated Depreciation Year Of Acquisition	1981
Retail NY Dewitt [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,116
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	7,116
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	7,116
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,101
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail NY Buffalo (Amherst) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	5,743
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	4,056
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	8,520
Real Estate And Accumulated Depreciation Carrying Amount Of Land	5,107
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,212
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	18,319
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,718
Real Estate And Accumulated Depreciation Year Of Construction	1968
Real Estate And Accumulated Depreciation Year Of Acquisition	1968
Retail NY Oceanside [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,710
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,306
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,710
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,306
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,016
Real Estate And Accumulated Depreciation Accumulated Depreciation	322
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail NY Albany (Menands) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	460
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,091
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,340
Real Estate And Accumulated Depreciation Carrying Amount Of Land	460
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4,431
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,891
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,476
Real Estate And Accumulated Depreciation Year Of Construction	1965
Real Estate And Accumulated Depreciation Year Of Acquisition	1965
Retail NY Rochester [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	4,463
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,172
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,172
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,172
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Construction	1966
Real Estate And Accumulated Depreciation Year Of Acquisition	1966
Retail NY Freeport (240 Sunrise Highway) [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	260
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	260
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	260
Real Estate And Accumulated Depreciation Accumulated Depreciation	106
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail NY Commack [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	43
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	207
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	250
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	250
Real Estate And Accumulated Depreciation Accumulated Depreciation	6
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail NY New Hyde Park [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	4
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4
Real Estate And Accumulated Depreciation Accumulated Depreciation	4
Real Estate And Accumulated Depreciation Year Of Construction	1970
Real Estate And Accumulated Depreciation Year Of Acquisition	1976
Retail NY Total New York [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	173,937
Real Estate And Accumulated Depreciation Initial Cost Of Land	306,224
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	487,585
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(12,796)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	250,777
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	530,236
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	781,013
Real Estate And Accumulated Depreciation Accumulated Depreciation	90,861
Retail PA Wilkes Barre [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	20,201
Real Estate And Accumulated Depreciation Initial Cost Of Land	6,053
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	26,646
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	375
Real Estate And Accumulated Depreciation Carrying Amount Of Land	6,053
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	27,021
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	33,074
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,408
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Retail PA Allentown [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	30,517
Real Estate And Accumulated Depreciation Initial Cost Of Land	187
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	15,580
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	479
Real Estate And Accumulated Depreciation Carrying Amount Of Land	187
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	16,059
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	16,246
Real Estate And Accumulated Depreciation Accumulated Depreciation	12,569
Real Estate And Accumulated Depreciation Year Of Construction	1957
Real Estate And Accumulated Depreciation Year Of Acquisition	1957
Retail PA Bensalem [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	15,147
Real Estate And Accumulated Depreciation Initial Cost Of Land	2,727
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	6,698
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,840
Real Estate And Accumulated Depreciation Carrying Amount Of Land	2,727
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	8,538
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	11,265
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,212
Real Estate And Accumulated Depreciation Year Of Construction	1972/1999
Real Estate And Accumulated Depreciation Year Of Acquisition	1972
Retail PA Bethlehem [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	5,691
Real Estate And Accumulated Depreciation Initial Cost Of Land	827
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	5,200
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	513
Real Estate And Accumulated Depreciation Carrying Amount Of Land	839
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,701
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	6,540
Real Estate And Accumulated Depreciation Accumulated Depreciation	5,485
Real Estate And Accumulated Depreciation Year Of Construction	1966
Real Estate And Accumulated Depreciation Year Of Acquisition	1966
Retail PA York [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	5,300
Real Estate And Accumulated Depreciation Initial Cost Of Land	409
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,568
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,772
Real Estate And Accumulated Depreciation Carrying Amount Of Land	409
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	4,340
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,749
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,704
Real Estate And Accumulated Depreciation Year Of Construction	1970
Real Estate And Accumulated Depreciation Year Of Acquisition	1970
Retail PA Broomall [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	10,879
Real Estate And Accumulated Depreciation Initial Cost Of Land	850
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,171
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	1,425
Real Estate And Accumulated Depreciation Carrying Amount Of Land	850
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,596
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	4,446
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,832
Real Estate And Accumulated Depreciation Year Of Construction	1966
Real Estate And Accumulated Depreciation Year Of Acquisition	1966
Retail PA Lancaster [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	5,495
Real Estate And Accumulated Depreciation Initial Cost Of Land	3,140
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	63
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	564
Real Estate And Accumulated Depreciation Carrying Amount Of Land	3,140
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	627
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,767
Real Estate And Accumulated Depreciation Accumulated Depreciation	422
Real Estate And Accumulated Depreciation Year Of Construction	1966
Real Estate And Accumulated Depreciation Year Of Acquisition	1966
Retail PA Glenolden [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	6,974
Real Estate And Accumulated Depreciation Initial Cost Of Land	850
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,820
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	568
Real Estate And Accumulated Depreciation Carrying Amount Of Land	850
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,388
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,238
Real Estate And Accumulated Depreciation Accumulated Depreciation	1,941
Real Estate And Accumulated Depreciation Year Of Construction	1975
Real Estate And Accumulated Depreciation Year Of Acquisition	1975
Retail PA Springfield [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	80
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	80
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	80
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail PA Total Pennsylvania [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	100,204
Real Estate And Accumulated Depreciation Initial Cost Of Land	15,043
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	60,746
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	7,616
Real Estate And Accumulated Depreciation Carrying Amount Of Land	15,055
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	68,350
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	83,405
Real Estate And Accumulated Depreciation Accumulated Depreciation	33,573
Retail SC Charleston [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,634
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,634
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,634
Real Estate And Accumulated Depreciation Accumulated Depreciation	568
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail TN Antioch [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,521
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	2,386
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,521
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,386
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,907
Real Estate And Accumulated Depreciation Accumulated Depreciation	373
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail TX Texarkana [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	458
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	33
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	491
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	491
Real Estate And Accumulated Depreciation Accumulated Depreciation	491
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail Springfield Mall [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	49,516
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	265,964
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(58,248)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	849
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	256,383
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	257,232
Real Estate And Accumulated Depreciation Accumulated Depreciation	543
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail VA Norfolk [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	3,927
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	15
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3,942
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,942
Real Estate And Accumulated Depreciation Accumulated Depreciation	2,484
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Retail VA Total Virginia [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	49,516
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	269,891
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(58,233)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	849
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	260,325
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	261,174
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,027
Retail DC 3040 M Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	7,830
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	27,490
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	2,478
Real Estate And Accumulated Depreciation Carrying Amount Of Land	7,830
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	29,968
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	37,798
Real Estate And Accumulated Depreciation Accumulated Depreciation	4,961
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail WI Fond Du Lac [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	174
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	102
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	276
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	276
Real Estate And Accumulated Depreciation Accumulated Depreciation	79
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Retail Las Catalinas Mall [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	54,101
Real Estate And Accumulated Depreciation Initial Cost Of Land	15,280
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	64,370
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	8,916
Real Estate And Accumulated Depreciation Carrying Amount Of Land	15,281
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	73,285
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	88,566
Real Estate And Accumulated Depreciation Accumulated Depreciation	26,746
Real Estate And Accumulated Depreciation Year Of Construction	1996
Real Estate And Accumulated Depreciation Year Of Acquisition	2002
Retail Montehiedra Town Center [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	120,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	9,182
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	66,751
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,830
Real Estate And Accumulated Depreciation Carrying Amount Of Land	9,267
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	72,496
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	81,763
Real Estate And Accumulated Depreciation Accumulated Depreciation	27,961
Real Estate And Accumulated Depreciation Year Of Construction	1996
Real Estate And Accumulated Depreciation Year Of Acquisition	1997
Retail PR Total Puerto Rico [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	174,101
Real Estate And Accumulated Depreciation Initial Cost Of Land	24,462
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	131,121
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	14,746
Real Estate And Accumulated Depreciation Carrying Amount Of Land	24,548
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	145,781
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	170,329
Real Estate And Accumulated Depreciation Accumulated Depreciation	54,707
Retail Other [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	5,345
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	5,345
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,345
Real Estate And Accumulated Depreciation Accumulated Depreciation	374
Retail Total Retail Properties [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	1,460,396
Real Estate And Accumulated Depreciation Initial Cost Of Land	687,832
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,786,028
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	533,031
Real Estate And Accumulated Depreciation Carrying Amount Of Land	604,763
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	2,402,128
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	3,006,891
Real Estate And Accumulated Depreciation Accumulated Depreciation	491,122
Merchandise Mart IL Chicago [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	550,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	64,528
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	319,146
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	199,701
Real Estate And Accumulated Depreciation Carrying Amount Of Land	64,535
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	518,840
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	583,375
Real Estate And Accumulated Depreciation Accumulated Depreciation	168,346
Real Estate And Accumulated Depreciation Year Of Construction	1930
Real Estate And Accumulated Depreciation Year Of Acquisition	1998
Merchandise Mart IL 527 W. Kinzie, Chicago [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	5,166
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land	5,166
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	5,166
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Merchandise Mart IL Total [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	550,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	69,694
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	319,146
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	199,701
Real Estate And Accumulated Depreciation Carrying Amount Of Land	69,701
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	518,840
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	588,541
Real Estate And Accumulated Depreciation Accumulated Depreciation	168,346
Merchandise Mart NY 7 West 34th Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	34,614
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	94,167
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	34,101
Real Estate And Accumulated Depreciation Carrying Amount Of Land	34,614
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	128,268
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	162,882
Real Estate And Accumulated Depreciation Accumulated Depreciation	36,573
Real Estate And Accumulated Depreciation Year Of Construction	1901
Real Estate And Accumulated Depreciation Year Of Acquisition	2000
Merchandise Mart NY MMPI Piers [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	10,826
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	10,826
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	10,826
Real Estate And Accumulated Depreciation Accumulated Depreciation	525
Real Estate And Accumulated Depreciation Year Of Acquisition	2008
Merchandise Mart NY Total New York [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	34,614
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	94,167
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	44,927
Real Estate And Accumulated Depreciation Carrying Amount Of Land	34,614
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	139,094
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	173,708
Real Estate And Accumulated Depreciation Accumulated Depreciation	37,098
Merchandise Mart OH Cleveland Medical Mart [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	167
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	167
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	167
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2009
Merchandise Mart Total Merchandise Mart [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	550,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	104,308
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	413,313
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	244,795
Real Estate And Accumulated Depreciation Carrying Amount Of Land	104,315
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	658,101
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	762,416
Real Estate And Accumulated Depreciation Accumulated Depreciation	205,444
Warehouse/Industrial NJ East Hanover [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	576
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,752
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	9,030
Real Estate And Accumulated Depreciation Carrying Amount Of Land	691
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	16,667
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	17,358
Real Estate And Accumulated Depreciation Accumulated Depreciation	13,785
Real Estate And Accumulated Depreciation Year Of Construction	1972
Real Estate And Accumulated Depreciation Year Of Acquisition		1972
Warehouse/Industrial Total Warehouse/Industrial [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	576
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7,752
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	9,030
Real Estate And Accumulated Depreciation Carrying Amount Of Land	691
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	16,667
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	17,358
Real Estate And Accumulated Depreciation Accumulated Depreciation	13,785
Other Properties 555 California Street [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	600,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	221,903
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	893,324
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	47,495
Real Estate And Accumulated Depreciation Carrying Amount Of Land	221,903
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	940,819
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,162,722
Real Estate And Accumulated Depreciation Accumulated Depreciation	142,842
Real Estate And Accumulated Depreciation Year Of Construction	1922/1969/1970
Real Estate And Accumulated Depreciation Year Of Acquisition	2007
Other Properties 220 Central Park South [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	123,750
Real Estate And Accumulated Depreciation Initial Cost Of Land	115,720
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	16,420
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	122,145
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	254,285
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	254,285
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Other Properties Wasserman [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	28,052
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(16,769)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	9,364
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,919
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	11,283
Real Estate And Accumulated Depreciation Accumulated Depreciation	3
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Other Properties 40 East 66th Residential [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	29,199
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	85,798
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(77,582)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	14,541
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	22,874
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	37,415
Real Estate And Accumulated Depreciation Accumulated Depreciation	3,745
Real Estate And Accumulated Depreciation Year Of Acquisition	2005
Other Properties 677-679 Madison [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	1,462
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	1,058
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	284
Real Estate And Accumulated Depreciation Carrying Amount Of Land	1,626
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,178
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	2,804
Real Estate And Accumulated Depreciation Accumulated Depreciation	243
Real Estate And Accumulated Depreciation Year Of Acquisition	2006
Other Properties Atlantic City NJ [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	60,000
Real Estate And Accumulated Depreciation Initial Cost Of Land	83,089
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	7
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	(4)
Real Estate And Accumulated Depreciation Carrying Amount Of Land	83,089
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	3
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	83,092
Real Estate And Accumulated Depreciation Accumulated Depreciation	0
Real Estate And Accumulated Depreciation Year Of Acquisition	2010
Other Properties Total Other Properties [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	783,750
Real Estate And Accumulated Depreciation Initial Cost Of Land	479,425
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	996,607
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	75,569
Real Estate And Accumulated Depreciation Carrying Amount Of Land	330,523
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	1,221,078
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	1,551,601
Real Estate And Accumulated Depreciation Accumulated Depreciation	146,833
Leasehold Improvements Equipment and Other [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	0
Real Estate And Accumulated Depreciation Initial Cost Of Land	0
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	0
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	125,364
Real Estate And Accumulated Depreciation Carrying Amount Of Land	0
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	125,364
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	125,364
Real Estate And Accumulated Depreciation Accumulated Depreciation	96,656
Total December 31, 2010 [Member]
Real Estate And Accumulated Depreciation [Line Items]
Real Estate And Accumulated Depreciation Amount Of Encumbrances	8,768,182
Real Estate And Accumulated Depreciation Initial Cost Of Land	4,777,124
Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements	10,675,186
Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements	3,043,049
Real Estate And Accumulated Depreciation Carrying Amount Of Land	4,553,978
Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements	13,941,381
Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements	18,495,359
Real Estate And Accumulated Depreciation Accumulated Depreciation	$ 3,097,074