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Schedule III: Real estate and Accumulated depreciation (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2012
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | $ 1,065,916
Initial cost of Land | 21,593
Initial cost of Building, Leaseholds and Leasehold improvements | 26,239
Costs capitalized subsequent to acquisition | 863,960
Carrying amount of Land | 44,971
Carring amount of Building, Leaseholds and Leasehold improvements | 864,609
Construction in progress | 2,212
Total carrying value of property | 911,792
Accumulated depreciation and amortization | 160,826
Differences Between Book and Tax Basis | 184,806
Lexington Avenue Property [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 647,425
Initial cost of Land | 14,432
Initial cost of Building, Leaseholds and Leasehold improvements | 12,355
Costs capitalized subsequent to acquisition | 424,822
Carrying amount of Land | 27,497
Carring amount of Building, Leaseholds and Leasehold improvements | 424,112
Construction in progress | 0
Total carrying value of property | 451,609
Accumulated depreciation and amortization | 103,966
Date of construction | 2003
Date acquired | 1992
Lexington Avenue Property [Member] | Maximum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 39 years
Lexington Avenue Property [Member] | Minimum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 9 years
Rego Park 1 Shopping [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 78,246
Initial cost of Land | 1,647
Initial cost of Building, Leaseholds and Leasehold improvements | 8,953
Costs capitalized subsequent to acquisition | 47,568
Carrying amount of Land | 1,647
Carring amount of Building, Leaseholds and Leasehold improvements | 56,400
Construction in progress | 121
Total carrying value of property | 58,168
Accumulated depreciation and amortization | 24,534
Date of construction | 1959
Date acquired | 1992
Rego Park 1 Shopping [Member] | Maximum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 39 years
Rego Park 1 Shopping [Member] | Minimum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 5 years
Rego Park 2 Property [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 272,245
Initial cost of Land | 3,127
Initial cost of Building, Leaseholds and Leasehold improvements | 1,467
Costs capitalized subsequent to acquisition | 380,854
Carrying amount of Land | 3,127
Carring amount of Building, Leaseholds and Leasehold improvements | 382,041
Construction in progress | 280
Total carrying value of property | 385,448
Accumulated depreciation and amortization | 31,612
Date of construction | 2009
Date acquired | 1992
Rego Park 2 Property [Member] | Maximum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 40 years
Rego Park 2 Property [Member] | Minimum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 5 years
Paramus Property [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 68,000
Initial cost of Land | 1,441
Initial cost of Building, Leaseholds and Leasehold improvements | 0
Costs capitalized subsequent to acquisition | 10,313
Carrying amount of Land | 11,754
Carring amount of Building, Leaseholds and Leasehold improvements | 0
Construction in progress | 0
Total carrying value of property | 11,754
Accumulated depreciation and amortization | 0
Date acquired | 1992
Flushing Property [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 0
Initial cost of Land | 0
Initial cost of Building, Leaseholds and Leasehold improvements | 1,660
Costs capitalized subsequent to acquisition | (107)
Carrying amount of Land | 0
Carring amount of Building, Leaseholds and Leasehold improvements | 1,553
Construction in progress | 0
Total carrying value of property | 1,553
Accumulated depreciation and amortization | 672
Date of construction | 1975
Date acquired | 1992
Rego Park 3 Property [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 0
Initial cost of Land | 779
Initial cost of Building, Leaseholds and Leasehold improvements | 0
Costs capitalized subsequent to acquisition | 2,314
Carrying amount of Land | 779
Carring amount of Building, Leaseholds and Leasehold improvements | 503
Construction in progress | 1,811
Total carrying value of property | 3,093
Accumulated depreciation and amortization | 42
Date acquired | 1992
Rego Park 3 Property [Member] | Maximum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 15 years
Rego Park 3 Property [Member] | Minimum [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Property, Plant and Equipment, Useful Life | 5 years
Other Properties [Member] |
Real Estate and Accumulated Depreciation [Line Items] |
Encumbrances | 0
Initial cost of Land | 167
Initial cost of Building, Leaseholds and Leasehold improvements | 1,804
Costs capitalized subsequent to acquisition | (1,804)
Carrying amount of Land | 167
Carring amount of Building, Leaseholds and Leasehold improvements | 0
Construction in progress | 0
Total carrying value of property | 167
Accumulated depreciation and amortization | $ 0
Date acquired | 1992

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- Definition The carrying amount at which land, buildings and improvements and construction in progress are carried at the end of the period. + References No definition available. + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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- Definition The carrying amount at which buildings and improvements are carried at the end of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section S99 -Paragraph 6 -Subparagraph (SX 210.5-04.(c) Schedule III) -URI http://asc.fasb.org/extlink&oid=6882300&loc=d3e5864-122674 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph c -Subparagraph Schedule III -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 28 -Article 12 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28) -URI http://asc.fasb.org/extlink&oid=6590653&loc=d3e638233-123024 + Details
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