v3.25.4
Schedule III - Real Estate and Accumulated Depreciation - Real Estate Property (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Aug. 04, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Initial cost to company          
Encumbrances $ 1,619,388        
Land 737,729        
Building and improvements 1,964,392        
Costs capitalized subsequent to acquisition 1,142,968        
Gross amount at which carried at close of period          
Land 669,078        
Building and improvements 3,176,012        
Total 3,845,090   $ 3,752,279 $ 3,586,179 $ 3,326,884
Accumulated depreciation and amortization (935,548)   $ (886,886) $ (819,243) $ (791,485)
Aggregate cost for federal income tax purposes $ 1,900,000        
Minimum          
Gross amount at which carried at close of period          
Life used for depreciation 1 year        
Maximum          
Gross amount at which carried at close of period          
Life used for depreciation 40 years        
Real Estate          
Initial cost to company          
Encumbrances $ 1,619,388        
Land 737,729        
Building and improvements 1,964,392        
Costs capitalized subsequent to acquisition 1,129,909        
Gross amount at which carried at close of period          
Land 669,078        
Building and improvements 3,162,953        
Total 3,832,031        
Accumulated depreciation and amortization (929,855)        
Real Estate | Shopping Centers and Malls | Baltimore (Towson), MD          
Initial cost to company          
Encumbrances 0        
Land 581        
Building and improvements 3,227        
Costs capitalized subsequent to acquisition 21,009        
Gross amount at which carried at close of period          
Land 581        
Building and improvements 24,236        
Total 24,817        
Accumulated depreciation and amortization (12,369)        
Real Estate | Shopping Centers and Malls | Bensalem, PA          
Initial cost to company          
Encumbrances 0        
Land 2,727        
Building and improvements 6,698        
Costs capitalized subsequent to acquisition 2,040        
Gross amount at which carried at close of period          
Land 2,727        
Building and improvements 8,738        
Total 11,465        
Accumulated depreciation and amortization (5,368)        
Real Estate | Shopping Centers and Malls | Bergen Town Center - East, Paramus, NJ          
Initial cost to company          
Encumbrances 0        
Land 6,305        
Building and improvements 6,824        
Costs capitalized subsequent to acquisition 34,247        
Gross amount at which carried at close of period          
Land 4,572        
Building and improvements 42,804        
Total 47,376        
Accumulated depreciation and amortization (13,427)        
Real Estate | Shopping Centers and Malls | Bergen Town Center - West, Paramus, NJ          
Initial cost to company          
Encumbrances 287,779        
Land 22,930        
Building and improvements 89,358        
Costs capitalized subsequent to acquisition 456,631        
Gross amount at which carried at close of period          
Land 33,990        
Building and improvements 534,930        
Total 568,920        
Accumulated depreciation and amortization (188,797)        
Real Estate | Shopping Centers and Malls | Brick, NJ          
Initial cost to company          
Encumbrances 50,000        
Land 1,391        
Building and improvements 11,179        
Costs capitalized subsequent to acquisition 16,484        
Gross amount at which carried at close of period          
Land 1,391        
Building and improvements 27,663        
Total 29,054        
Accumulated depreciation and amortization (17,348)        
Real Estate | Shopping Centers and Malls | Brighton Mills          
Initial cost to company          
Land 26,267        
Building and improvements 21,263        
Costs capitalized subsequent to acquisition 0        
Gross amount at which carried at close of period          
Land 26,267        
Building and improvements 21,263        
Total 47,530        
Accumulated depreciation and amortization (133)        
Real Estate | Shopping Centers and Malls | Bronx (Bruckner Boulevard), NY          
Initial cost to company          
Encumbrances 0        
Land 66,100        
Building and improvements 259,503        
Costs capitalized subsequent to acquisition 21,008        
Gross amount at which carried at close of period          
Land 35,990        
Building and improvements 310,621        
Total 346,611        
Accumulated depreciation and amortization (46,889)        
Real Estate | Shopping Centers and Malls | Bronx (Shops at Bruckner), NY          
Initial cost to company          
Encumbrances 36,848        
Land 0        
Building and improvements 32,979        
Costs capitalized subsequent to acquisition 18,518        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 51,497        
Total 51,497        
Accumulated depreciation and amortization (9,507)        
Real Estate | Shopping Centers and Malls | Bronx (1750-1780 Gun Hill Road), NY          
Initial cost to company          
Land 6,427        
Building and improvements 11,885        
Costs capitalized subsequent to acquisition 24,057        
Gross amount at which carried at close of period          
Land 6,428        
Building and improvements 35,941        
Total 42,369        
Accumulated depreciation and amortization (17,784)        
Real Estate | Shopping Centers and Malls | Brooklyn (Kingswood Crossing), NY          
Initial cost to company          
Encumbrances 0        
Land 8,150        
Building and improvements 64,159        
Costs capitalized subsequent to acquisition 6,711        
Gross amount at which carried at close of period          
Land 8,150        
Building and improvements 70,870        
Total 79,020        
Accumulated depreciation and amortization (10,028)        
Real Estate | Shopping Centers and Malls | Broomall, PA          
Initial cost to company          
Encumbrances 0        
Land 850        
Building and improvements 2,171        
Costs capitalized subsequent to acquisition 11,374        
Gross amount at which carried at close of period          
Land 644        
Building and improvements 13,751        
Total 14,395        
Accumulated depreciation and amortization (3,666)        
Real Estate | Shopping Centers and Malls | Buffalo (Amherst), NY          
Initial cost to company          
Encumbrances 0        
Land 5,743        
Building and improvements 4,056        
Costs capitalized subsequent to acquisition 16,188        
Gross amount at which carried at close of period          
Land 5,108        
Building and improvements 20,879        
Total 25,987        
Accumulated depreciation and amortization (10,327)        
Real Estate | Shopping Centers and Malls | Cambridge (leased through 2033, MA          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 0        
Costs capitalized subsequent to acquisition 504        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 504        
Total 504        
Accumulated depreciation and amortization (277)        
Real Estate | Shopping Centers and Malls | Carlstadt (leased through 2050), NJ          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 16,458        
Costs capitalized subsequent to acquisition 249        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 16,707        
Total 16,707        
Accumulated depreciation and amortization (7,619)        
Real Estate | Shopping Centers and Malls | Charleston (leased through 2063), SC          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 3,634        
Costs capitalized subsequent to acquisition 308        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 3,942        
Total 3,942        
Accumulated depreciation and amortization (1,867)        
Real Estate | Shopping Centers and Malls | Cherry Hill (Plaza at Cherry Hill), NJ          
Initial cost to company          
Encumbrances 0        
Land 14,602        
Building and improvements 33,666        
Costs capitalized subsequent to acquisition 9,534        
Gross amount at which carried at close of period          
Land 14,603        
Building and improvements 43,199        
Total 57,802        
Accumulated depreciation and amortization (9,292)        
Real Estate | Shopping Centers and Malls | Dewitt (leased through 2041), NY          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 7,116        
Costs capitalized subsequent to acquisition 0        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 7,116        
Total 7,116        
Accumulated depreciation and amortization (3,695)        
Real Estate | Shopping Centers and Malls | East Brunswick, NJ          
Initial cost to company          
Encumbrances 63,000        
Land 2,417        
Building and improvements 17,169        
Costs capitalized subsequent to acquisition 10,355        
Gross amount at which carried at close of period          
Land 2,417        
Building and improvements 27,524        
Total 29,941        
Accumulated depreciation and amortization (21,381)        
Real Estate | Shopping Centers and Malls | East Hanover (200 - 240 Route 10 West), NJ          
Initial cost to company          
Encumbrances 58,935        
Land 2,232        
Building and improvements 18,241        
Costs capitalized subsequent to acquisition 19,808        
Gross amount at which carried at close of period          
Land 2,671        
Building and improvements 37,610        
Total 40,281        
Accumulated depreciation and amortization (26,964)        
Real Estate | Shopping Centers and Malls | East Rutherford (leased through 2099)(3), NJ          
Initial cost to company          
Encumbrances 23,000        
Land 0        
Building and improvements 36,727        
Costs capitalized subsequent to acquisition 2,407        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 39,134        
Total 39,134        
Accumulated depreciation and amortization (13,870)        
Real Estate | Shopping Centers and Malls | Everett (Gateway Center), MA          
Initial cost to company          
Encumbrances 0        
Land 57,546        
Building and improvements 36,473        
Costs capitalized subsequent to acquisition (1,201)        
Gross amount at which carried at close of period          
Land 57,546        
Building and improvements 35,272        
Total 92,818        
Accumulated depreciation and amortization (5,409)        
Real Estate | Shopping Centers and Malls | Framingham (Shopper's World), MA          
Initial cost to company          
Encumbrances 123,600 $ 123,600      
Land 42,861        
Building and improvements 198,317        
Costs capitalized subsequent to acquisition (370)        
Gross amount at which carried at close of period          
Land 42,861        
Building and improvements 197,947        
Total 240,808        
Accumulated depreciation and amortization (14,320)        
Real Estate | Shopping Centers and Malls | Freeport (240 West Sunrise Highway) (leased through 2040), NY          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 0        
Costs capitalized subsequent to acquisition 927        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 927        
Total 927        
Accumulated depreciation and amortization (425)        
Real Estate | Shopping Centers and Malls | Gambrills, MD          
Initial cost to company          
Encumbrances 55,784        
Land 36,722        
Building and improvements 91,177        
Costs capitalized subsequent to acquisition (74)        
Gross amount at which carried at close of period          
Land 36,722        
Building and improvements 91,103        
Total 127,825        
Accumulated depreciation and amortization (3,441)        
Real Estate | Shopping Centers and Malls | Garfield, NJ          
Initial cost to company          
Encumbrances 38,134        
Land 45        
Building and improvements 8,068        
Costs capitalized subsequent to acquisition 46,848        
Gross amount at which carried at close of period          
Land 44        
Building and improvements 54,917        
Total 54,961        
Accumulated depreciation and amortization (29,274)        
Real Estate | Shopping Centers and Malls | Glenarden, MD          
Initial cost to company          
Encumbrances 117,200        
Land 28,397        
Building and improvements 144,834        
Costs capitalized subsequent to acquisition 3,102        
Gross amount at which carried at close of period          
Land 28,214        
Building and improvements 148,119        
Total 176,333        
Accumulated depreciation and amortization (20,692)        
Real Estate | Shopping Centers and Malls | Hackensack, NJ          
Initial cost to company          
Encumbrances 66,400        
Land 692        
Building and improvements 10,219        
Costs capitalized subsequent to acquisition 7,758        
Gross amount at which carried at close of period          
Land 692        
Building and improvements 17,977        
Total 18,669        
Accumulated depreciation and amortization (14,465)        
Real Estate | Shopping Centers and Malls | Huntington, NY          
Initial cost to company          
Encumbrances 43,704        
Land 21,200        
Building and improvements 33,667        
Costs capitalized subsequent to acquisition 42,409        
Gross amount at which carried at close of period          
Land 21,200        
Building and improvements 76,076        
Total 97,276        
Accumulated depreciation and amortization (14,626)        
Real Estate | Shopping Centers and Malls | Hyde Park (Shops at Riverwood), MA          
Initial cost to company          
Encumbrances 20,577        
Land 10,867        
Building and improvements 19,441        
Costs capitalized subsequent to acquisition 293        
Gross amount at which carried at close of period          
Land 10,867        
Building and improvements 19,734        
Total 30,601        
Accumulated depreciation and amortization (2,173)        
Real Estate | Shopping Centers and Malls | Inwood, NY          
Initial cost to company          
Encumbrances 0        
Land 12,419        
Building and improvements 19,097        
Costs capitalized subsequent to acquisition 4,737        
Gross amount at which carried at close of period          
Land 12,419        
Building and improvements 23,834        
Total 36,253        
Accumulated depreciation and amortization (6,610)        
Real Estate | Shopping Centers and Malls | Jersey City (Hudson Commons), NJ          
Initial cost to company          
Land 652        
Building and improvements 7,495        
Costs capitalized subsequent to acquisition 1,546        
Gross amount at which carried at close of period          
Land 652        
Building and improvements 9,041        
Total 9,693        
Accumulated depreciation and amortization (4,971)        
Real Estate | Shopping Centers and Malls | Jersey City (Hudson Mall), NJ          
Initial cost to company          
Encumbrances 0        
Land 15,824        
Building and improvements 37,593        
Costs capitalized subsequent to acquisition 5,875        
Gross amount at which carried at close of period          
Land 12,914        
Building and improvements 46,378        
Total 59,292        
Accumulated depreciation and amortization (9,180)        
Real Estate | Shopping Centers and Malls | Kearny, NJ          
Initial cost to company          
Encumbrances 0        
Land 309        
Building and improvements 3,376        
Costs capitalized subsequent to acquisition 19,383        
Gross amount at which carried at close of period          
Land 296        
Building and improvements 22,772        
Total 23,068        
Accumulated depreciation and amortization (10,769)        
Real Estate | Shopping Centers and Malls | Lancaster, PA          
Initial cost to company          
Encumbrances 0        
Land 3,140        
Building and improvements 63        
Costs capitalized subsequent to acquisition 2,149        
Gross amount at which carried at close of period          
Land 3,140        
Building and improvements 2,212        
Total 5,352        
Accumulated depreciation and amortization (1,555)        
Real Estate | Shopping Centers and Malls | Lodi (Washington Street, NJ)          
Initial cost to company          
Encumbrances 0        
Land 7,606        
Building and improvements 13,125        
Costs capitalized subsequent to acquisition (8,718)        
Gross amount at which carried at close of period          
Land 3,823        
Building and improvements 8,190        
Total 12,013        
Accumulated depreciation and amortization (4,226)        
Real Estate | Shopping Centers and Malls | Manalapan, NJ          
Initial cost to company          
Encumbrances 0        
Land 725        
Building and improvements 7,189        
Costs capitalized subsequent to acquisition 12,646        
Gross amount at which carried at close of period          
Land 1,015        
Building and improvements 19,545        
Total 20,560        
Accumulated depreciation and amortization (10,630)        
Real Estate | Shopping Centers and Malls | Manchester, MO          
Initial cost to company          
Encumbrances 12,500        
Land 4,409        
Building and improvements 13,756        
Costs capitalized subsequent to acquisition (6,008)        
Gross amount at which carried at close of period          
Land 2,858        
Building and improvements 9,299        
Total 12,157        
Accumulated depreciation and amortization (1,918)        
Real Estate | Shopping Centers and Malls | Marlton, NJ          
Initial cost to company          
Encumbrances 35,295        
Land 1,611        
Building and improvements 3,464        
Costs capitalized subsequent to acquisition 20,559        
Gross amount at which carried at close of period          
Land 1,447        
Building and improvements 24,187        
Total 25,634        
Accumulated depreciation and amortization (14,640)        
Real Estate | Shopping Centers and Malls | Massapequa (portion leased through 2069), NY          
Initial cost to company          
Encumbrances 0        
Land 45,153        
Building and improvements 6,226        
Costs capitalized subsequent to acquisition 69,435        
Gross amount at which carried at close of period          
Land 2,615        
Building and improvements 118,199        
Total 120,814        
Accumulated depreciation and amortization (149)        
Real Estate | Shopping Centers and Malls | Middletown, NJ          
Initial cost to company          
Encumbrances 28,965        
Land 283        
Building and improvements 5,248        
Costs capitalized subsequent to acquisition 2,883        
Gross amount at which carried at close of period          
Land 283        
Building and improvements 8,131        
Total 8,414        
Accumulated depreciation and amortization (7,146)        
Real Estate | Shopping Centers and Malls | Millburn, NJ          
Initial cost to company          
Encumbrances 21,013        
Land 15,783        
Building and improvements 25,837        
Costs capitalized subsequent to acquisition (2,626)        
Gross amount at which carried at close of period          
Land 15,174        
Building and improvements 23,820        
Total 38,994        
Accumulated depreciation and amortization (5,257)        
Real Estate | Shopping Centers and Malls | Montclair, NJ          
Initial cost to company          
Encumbrances 7,201        
Land 66        
Building and improvements 419        
Costs capitalized subsequent to acquisition 172        
Gross amount at which carried at close of period          
Land 66        
Building and improvements 591        
Total 657        
Accumulated depreciation and amortization (530)        
Real Estate | Shopping Centers and Malls | Montehiedra, Puerto Rico          
Initial cost to company          
Encumbrances 71,412        
Land 9,182        
Building and improvements 66,751        
Costs capitalized subsequent to acquisition 45,270        
Gross amount at which carried at close of period          
Land 8,656        
Building and improvements 112,547        
Total 121,203        
Accumulated depreciation and amortization (49,687)        
Real Estate | Shopping Centers and Malls | Morris Plains, NJ          
Initial cost to company          
Encumbrances 30,000        
Land 1,104        
Building and improvements 6,411        
Costs capitalized subsequent to acquisition 23,614        
Gross amount at which carried at close of period          
Land 1,104        
Building and improvements 30,025        
Total 31,129        
Accumulated depreciation and amortization (14,296)        
Real Estate | Shopping Centers and Malls | Mount Kisco, NY          
Initial cost to company          
Encumbrances 9,631        
Land 22,700        
Building and improvements 26,700        
Costs capitalized subsequent to acquisition 5,265        
Gross amount at which carried at close of period          
Land 23,297        
Building and improvements 31,368        
Total 54,665        
Accumulated depreciation and amortization (13,696)        
Real Estate | Shopping Centers and Malls | New Hyde Park (leased through 2029), NY          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 4        
Costs capitalized subsequent to acquisition 0        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 4        
Total 4        
Accumulated depreciation and amortization (4)        
Real Estate | Shopping Centers and Malls | Newington, CT          
Initial cost to company          
Encumbrances 15,505        
Land 2,421        
Building and improvements 1,200        
Costs capitalized subsequent to acquisition 4,012        
Gross amount at which carried at close of period          
Land 2,421        
Building and improvements 5,212        
Total 7,633        
Accumulated depreciation and amortization (2,065)        
Real Estate | Shopping Centers and Malls | Norfolk (leased through 2020), VA          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 3,927        
Costs capitalized subsequent to acquisition 15        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 3,942        
Total 3,942        
Accumulated depreciation and amortization (3,940)        
Real Estate | Shopping Centers and Malls | North Bergen (Tonnelle Avenue), NJ          
Initial cost to company          
Encumbrances 93,377        
Land 24,978        
Building and improvements 10,462        
Costs capitalized subsequent to acquisition 58,490        
Gross amount at which carried at close of period          
Land 33,988        
Building and improvements 59,942        
Total 93,930        
Accumulated depreciation and amortization (28,024)        
Real Estate | Shopping Centers and Malls | North Plainfield, NJ          
Initial cost to company          
Encumbrances 0        
Land 6,577        
Building and improvements 13,983        
Costs capitalized subsequent to acquisition 1,266        
Gross amount at which carried at close of period          
Land 6,577        
Building and improvements 15,249        
Total 21,826        
Accumulated depreciation and amortization (7,242)        
Real Estate | Shopping Centers and Malls | Paramus (leased through 2033), NJ          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 0        
Costs capitalized subsequent to acquisition 12,569        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 12,569        
Total 12,569        
Accumulated depreciation and amortization (8,605)        
Real Estate | Shopping Centers and Malls | Queens, NY          
Initial cost to company          
Encumbrances 0        
Land 14,537        
Building and improvements 12,304        
Costs capitalized subsequent to acquisition 5,360        
Gross amount at which carried at close of period          
Land 14,537        
Building and improvements 17,664        
Total 32,201        
Accumulated depreciation and amortization (5,311)        
Real Estate | Shopping Centers and Malls | Rochester (Henrietta) (leased through 2026), NY          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 2,647        
Costs capitalized subsequent to acquisition 1,165        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 3,812        
Total 3,812        
Accumulated depreciation and amortization (3,691)        
Real Estate | Shopping Centers and Malls | Rockaway          
Initial cost to company          
Encumbrances 25,645        
Land 559        
Building and improvements 6,363        
Costs capitalized subsequent to acquisition 5,299        
Gross amount at which carried at close of period          
Land 559        
Building and improvements 11,662        
Total 12,221        
Accumulated depreciation and amortization (8,502)        
Real Estate | Shopping Centers and Malls | Rockville, MD          
Initial cost to company          
Encumbrances 0        
Land 3,470        
Building and improvements 20,599        
Costs capitalized subsequent to acquisition 1,907        
Gross amount at which carried at close of period          
Land 3,470        
Building and improvements 22,506        
Total 25,976        
Accumulated depreciation and amortization (11,368)        
Real Estate | Shopping Centers and Malls | Roxbury Township, NJ          
Initial cost to company          
Encumbrances 50,000        
Land 24,313        
Building and improvements 56,352        
Costs capitalized subsequent to acquisition (2,301)        
Gross amount at which carried at close of period          
Land 23,815        
Building and improvements 54,549        
Total 78,364        
Accumulated depreciation and amortization (4,432)        
Real Estate | Shopping Centers and Malls | Revere (Wonderland), MA          
Initial cost to company          
Encumbrances 0        
Land 6,323        
Building and improvements 17,130        
Costs capitalized subsequent to acquisition 604        
Gross amount at which carried at close of period          
Land 6,323        
Building and improvements 17,734        
Total 24,057        
Accumulated depreciation and amortization (5,860)        
Real Estate | Shopping Centers and Malls | Salem (leased through 2061), NH          
Initial cost to company          
Encumbrances 0        
Land 6,083        
Building and improvements 0        
Costs capitalized subsequent to acquisition (1,821)        
Gross amount at which carried at close of period          
Land 2,994        
Building and improvements 1,268        
Total 4,262        
Accumulated depreciation and amortization (433)        
Real Estate | Shopping Centers and Malls | Shops at Caguas, Puerto Rico          
Initial cost to company          
Encumbrances 79,983        
Land 15,280        
Building and improvements 64,370        
Costs capitalized subsequent to acquisition 26,071        
Gross amount at which carried at close of period          
Land 15,280        
Building and improvements 90,441        
Total 105,721        
Accumulated depreciation and amortization (44,623)        
Real Estate | Shopping Centers and Malls | South Plainfield (leased through 2039)(3), NJ          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 10,044        
Costs capitalized subsequent to acquisition 1,950        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 11,994        
Total 11,994        
Accumulated depreciation and amortization (5,814)        
Real Estate | Shopping Centers and Malls | Staten Island, NY          
Initial cost to company          
Encumbrances 0        
Land 11,446        
Building and improvements 21,262        
Costs capitalized subsequent to acquisition 6,485        
Gross amount at which carried at close of period          
Land 11,446        
Building and improvements 27,747        
Total 39,193        
Accumulated depreciation and amortization (15,150)        
Real Estate | Shopping Centers and Malls | Totowa, NJ          
Initial cost to company          
Encumbrances 50,800        
Land 120        
Building and improvements 11,994        
Costs capitalized subsequent to acquisition 920        
Gross amount at which carried at close of period          
Land 86        
Building and improvements 12,948        
Total 13,034        
Accumulated depreciation and amortization (7,073)        
Real Estate | Shopping Centers and Malls | Union (Route 22 and Morris Avenue), NJ          
Initial cost to company          
Encumbrances 0        
Land 3,025        
Building and improvements 7,470        
Costs capitalized subsequent to acquisition 7,851        
Gross amount at which carried at close of period          
Land 3,012        
Building and improvements 15,334        
Total 18,346        
Accumulated depreciation and amortization (8,600)        
Real Estate | Shopping Centers and Malls | Walnut Creek (1149 South Main Street), CA          
Initial cost to company          
Encumbrances 0        
Land 2,699        
Building and improvements 19,930        
Costs capitalized subsequent to acquisition (1,003)        
Gross amount at which carried at close of period          
Land 2,699        
Building and improvements 18,927        
Total 21,626        
Accumulated depreciation and amortization (6,235)        
Real Estate | Shopping Centers and Malls | Walnut Creek (Mt. Diablo), CA          
Initial cost to company          
Encumbrances 0        
Land 5,909        
Building and improvements 0        
Costs capitalized subsequent to acquisition 4,074        
Gross amount at which carried at close of period          
Land 5,908        
Building and improvements 4,075        
Total 9,983        
Accumulated depreciation and amortization (425)        
Real Estate | Shopping Centers and Malls | Watchung (Greenbrook Commons), NJ          
Initial cost to company          
Encumbrances 31,000        
Land 4,178        
Building and improvements 5,463        
Costs capitalized subsequent to acquisition 3,667        
Gross amount at which carried at close of period          
Land 4,441        
Building and improvements 8,867        
Total 13,308        
Accumulated depreciation and amortization (7,286)        
Real Estate | Shopping Centers and Malls | Heritage Square          
Initial cost to company          
Encumbrances 0        
Land 7,343        
Building and improvements 24,643        
Costs capitalized subsequent to acquisition 868        
Gross amount at which carried at close of period          
Land 7,343        
Building and improvements 25,511        
Total 32,854        
Accumulated depreciation and amortization (2,097)        
Real Estate | Shopping Centers and Malls | Wheaton (leased through 2060)(3), MD          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 5,367        
Costs capitalized subsequent to acquisition 0        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 5,367        
Total 5,367        
Accumulated depreciation and amortization (2,583)        
Real Estate | Shopping Centers and Malls | Wilkes-Barre (461 - 499 Mundy Street), PA          
Initial cost to company          
Encumbrances 0        
Land 6,053        
Building and improvements 26,646        
Costs capitalized subsequent to acquisition (11,240)        
Gross amount at which carried at close of period          
Land 3,133        
Building and improvements 18,326        
Total 21,459        
Accumulated depreciation and amortization (2,039)        
Real Estate | Shopping Centers and Malls | Woodbridge (Woodbridge Commons), NJ          
Initial cost to company          
Encumbrances 22,100        
Land 1,509        
Building and improvements 2,675        
Costs capitalized subsequent to acquisition 6,294        
Gross amount at which carried at close of period          
Land 1,539        
Building and improvements 8,939        
Total 10,478        
Accumulated depreciation and amortization (5,357)        
Real Estate | Shopping Centers and Malls | Woodbridge (Plaza at Woodbridge), NJ          
Initial cost to company          
Encumbrances 0        
Land 21,547        
Building and improvements 75,017        
Costs capitalized subsequent to acquisition 5,926        
Gross amount at which carried at close of period          
Land 20,836        
Building and improvements 81,654        
Total 102,490        
Accumulated depreciation and amortization (18,946)        
Real Estate | Shopping Centers and Malls | Wyomissing (leased through 2025), PA          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 2,646        
Costs capitalized subsequent to acquisition 2,181        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 4,827        
Total 4,827        
Accumulated depreciation and amortization (3,228)        
Real Estate | Shopping Centers and Malls | Yonkers, NY          
Initial cost to company          
Encumbrances 50,000        
Land 63,341        
Building and improvements 110,635        
Costs capitalized subsequent to acquisition 21,994        
Gross amount at which carried at close of period          
Land 65,227        
Building and improvements 130,743        
Total 195,970        
Accumulated depreciation and amortization (30,229)        
Leasehold Improvements, Equipment and Other          
Initial cost to company          
Encumbrances 0        
Land 0        
Building and improvements 0        
Costs capitalized subsequent to acquisition 13,059        
Gross amount at which carried at close of period          
Land 0        
Building and improvements 13,059        
Total 13,059        
Accumulated depreciation and amortization $ (5,693)        
Buildings & improvements | Minimum          
Gross amount at which carried at close of period          
Life used for depreciation 1 year        
Buildings & improvements | Maximum          
Gross amount at which carried at close of period          
Life used for depreciation 40 years