Schedule III - Real Estate and Accumulated Depreciation (Details) - USD ($) $ in Thousands | 12 Months Ended | | | |
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 1,048,719 | | | |
Initial cost of land | 360,555 | | | |
Initial cost of buildings & improvements | 1,244,408 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 9,469 | | | |
Gross amount carried at close of period, land | 360,555 | | | |
Gross amount carried at close of period, building & improvements | 1,253,877 | | | |
Gross amount carried at close of period, total | 1,614,432 | $ 2,120,460 | $ 55,413 | $ 0 |
Accumulated depreciation | 63,585 | 35,303 | $ 517 | $ 0 |
Operating real estate, net | 1,550,847 | $ 2,085,157 | | |
Preferred equity certificates | 95,200 | | | |
Federal income tax basis | 1,800,000 | | | |
Held-for-Sale | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 5,199 | | | |
Initial cost of land | 6,357 | | | |
Initial cost of buildings & improvements | 15,849 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 932 | | | |
Gross amount carried at close of period, land | 6,357 | | | |
Gross amount carried at close of period, building & improvements | 16,781 | | | |
Gross amount carried at close of period, total | 23,138 | | | |
Accumulated depreciation | 811 | | | |
Operating real estate, net | 22,327 | | | |
Hamburg 2 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 38,395 | | | |
Initial cost of land | 30,140 | | | |
Initial cost of buildings & improvements | 21,691 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 637 | | | |
Gross amount carried at close of period, land | 30,140 | | | |
Gross amount carried at close of period, building & improvements | 22,328 | | | |
Gross amount carried at close of period, total | 52,468 | | | |
Accumulated depreciation | 1,456 | | | |
Operating real estate, net | $ 51,012 | | | |
Life on which depreciation is computed | 40 years | | | |
Hamburg 1 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 30,028 | | | |
Initial cost of land | 21,603 | | | |
Initial cost of buildings & improvements | 26,411 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 1,119 | | | |
Gross amount carried at close of period, land | 21,603 | | | |
Gross amount carried at close of period, building & improvements | 27,530 | | | |
Gross amount carried at close of period, total | 49,133 | | | |
Accumulated depreciation | 1,621 | | | |
Operating real estate, net | $ 47,512 | | | |
Life on which depreciation is computed | 40 years | | | |
Frankfurt 1 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 345,422 | | | |
Initial cost of land | 78,489 | | | |
Initial cost of buildings & improvements | 455,117 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 808 | | | |
Gross amount carried at close of period, land | 78,489 | | | |
Gross amount carried at close of period, building & improvements | 455,925 | | | |
Gross amount carried at close of period, total | 534,414 | | | |
Accumulated depreciation | 20,975 | | | |
Operating real estate, net | $ 513,439 | | | |
Life on which depreciation is computed | 40 years | | | |
Berlin 2 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 10,172 | | | |
Initial cost of land | 759 | | | |
Initial cost of buildings & improvements | 20,120 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 16 | | | |
Gross amount carried at close of period, land | 759 | | | |
Gross amount carried at close of period, building & improvements | 20,136 | | | |
Gross amount carried at close of period, total | 20,895 | | | |
Accumulated depreciation | 873 | | | |
Operating real estate, net | $ 20,022 | | | |
Life on which depreciation is computed | 40 years | | | |
Berlin 3 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 7,061 | | | |
Initial cost of land | 793 | | | |
Initial cost of buildings & improvements | 10,950 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 793 | | | |
Gross amount carried at close of period, building & improvements | 10,950 | | | |
Gross amount carried at close of period, total | 11,743 | | | |
Accumulated depreciation | 475 | | | |
Operating real estate, net | $ 11,268 | | | |
Life on which depreciation is computed | 40 years | | | |
Köln 1 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 16,394 | | | |
Initial cost of land | 10,916 | | | |
Initial cost of buildings & improvements | 17,580 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 274 | | | |
Gross amount carried at close of period, land | 10,916 | | | |
Gross amount carried at close of period, building & improvements | 17,854 | | | |
Gross amount carried at close of period, total | 28,770 | | | |
Accumulated depreciation | 950 | | | |
Operating real estate, net | $ 27,820 | | | |
Life on which depreciation is computed | 40 years | | | |
Münster | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 4,385 | | | |
Initial cost of land | 2,467 | | | |
Initial cost of buildings & improvements | 4,994 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 828 | | | |
Gross amount carried at close of period, land | 2,467 | | | |
Gross amount carried at close of period, building & improvements | 5,822 | | | |
Gross amount carried at close of period, total | 8,289 | | | |
Accumulated depreciation | 243 | | | |
Operating real estate, net | $ 8,046 | | | |
Life on which depreciation is computed | 40 years | | | |
Berlin 1 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 25,728 | | | |
Initial cost of land | 7,396 | | | |
Initial cost of buildings & improvements | 33,098 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 7,396 | | | |
Gross amount carried at close of period, building & improvements | 33,098 | | | |
Gross amount carried at close of period, total | 40,494 | | | |
Accumulated depreciation | 1,559 | | | |
Operating real estate, net | $ 38,935 | | | |
Life on which depreciation is computed | 40 years | | | |
Frankfurt 2 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 10,535 | | | |
Initial cost of land | 3,954 | | | |
Initial cost of buildings & improvements | 13,972 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 1,095 | | | |
Gross amount carried at close of period, land | 3,954 | | | |
Gross amount carried at close of period, building & improvements | 15,067 | | | |
Gross amount carried at close of period, total | 19,021 | | | |
Accumulated depreciation | 763 | | | |
Operating real estate, net | $ 18,258 | | | |
Life on which depreciation is computed | 40 years | | | |
Werl | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 1,520 | | | |
Initial cost of land | 873 | | | |
Initial cost of buildings & improvements | 2,412 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 873 | | | |
Gross amount carried at close of period, building & improvements | 2,412 | | | |
Gross amount carried at close of period, total | 3,285 | | | |
Accumulated depreciation | 143 | | | |
Operating real estate, net | $ 3,142 | | | |
Life on which depreciation is computed | 40 years | | | |
Bremen | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 0 | | | |
Initial cost of land | 305 | | | |
Initial cost of buildings & improvements | 1,224 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 305 | | | |
Gross amount carried at close of period, building & improvements | 1,224 | | | |
Gross amount carried at close of period, total | 1,529 | | | |
Accumulated depreciation | 195 | | | |
Operating real estate, net | $ 1,334 | | | |
Life on which depreciation is computed | 40 years | | | |
Germany | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 489,640 | | | |
Initial cost of land | 157,695 | | | |
Initial cost of buildings & improvements | 607,569 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 4,777 | | | |
Gross amount carried at close of period, land | 157,695 | | | |
Gross amount carried at close of period, building & improvements | 612,346 | | | |
Gross amount carried at close of period, total | 770,041 | | | |
Accumulated depreciation | 29,253 | | | |
Operating real estate, net | 740,788 | | | |
Paris 1 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 83,005 | | | |
Initial cost of land | 87,959 | | | |
Initial cost of buildings & improvements | 48,561 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 15 | | | |
Gross amount carried at close of period, land | 87,959 | | | |
Gross amount carried at close of period, building & improvements | 48,576 | | | |
Gross amount carried at close of period, total | 136,535 | | | |
Accumulated depreciation | 3,021 | | | |
Operating real estate, net | $ 133,514 | | | |
Life on which depreciation is computed | 40 years | | | |
Paris 2 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 47,280 | | | |
Initial cost of land | 30,290 | | | |
Initial cost of buildings & improvements | 39,355 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 30,290 | | | |
Gross amount carried at close of period, building & improvements | 39,355 | | | |
Gross amount carried at close of period, total | 69,645 | | | |
Accumulated depreciation | 2,357 | | | |
Operating real estate, net | $ 67,288 | | | |
Life on which depreciation is computed | 40 years | | | |
Paris 5 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 6,128 | | | |
Initial cost of land | 9,259 | | | |
Initial cost of buildings & improvements | 3,821 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 9,259 | | | |
Gross amount carried at close of period, building & improvements | 3,821 | | | |
Gross amount carried at close of period, total | 13,080 | | | |
Accumulated depreciation | 217 | | | |
Operating real estate, net | $ 12,863 | | | |
Life on which depreciation is computed | 40 years | | | |
Paris 3 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 23,082 | | | |
Initial cost of land | 31,168 | | | |
Initial cost of buildings & improvements | 11,927 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 1,180 | | | |
Gross amount carried at close of period, land | 31,168 | | | |
Gross amount carried at close of period, building & improvements | 13,107 | | | |
Gross amount carried at close of period, total | 44,275 | | | |
Accumulated depreciation | 720 | | | |
Operating real estate, net | $ 43,555 | | | |
Life on which depreciation is computed | 40 years | | | |
Marly | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 19,521 | | | |
Initial cost of land | 4,450 | | | |
Initial cost of buildings & improvements | 38,656 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 4,450 | | | |
Gross amount carried at close of period, building & improvements | 38,656 | | | |
Gross amount carried at close of period, total | 43,106 | | | |
Accumulated depreciation | 1,723 | | | |
Operating real estate, net | $ 41,383 | | | |
Life on which depreciation is computed | 40 years | | | |
France | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 179,016 | | | |
Initial cost of land | 163,126 | | | |
Initial cost of buildings & improvements | 142,320 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 1,195 | | | |
Gross amount carried at close of period, land | 163,126 | | | |
Gross amount carried at close of period, building & improvements | 143,515 | | | |
Gross amount carried at close of period, total | 306,641 | | | |
Accumulated depreciation | 8,038 | | | |
Operating real estate, net | 298,603 | | | |
Woking | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 60,781 | | | |
Initial cost of land | 0 | | | |
Initial cost of buildings & improvements | 43,621 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 2,094 | | | |
Gross amount carried at close of period, land | 0 | | | |
Gross amount carried at close of period, building & improvements | 45,715 | | | |
Gross amount carried at close of period, total | 45,715 | | | |
Accumulated depreciation | 3,436 | | | |
Operating real estate, net | $ 42,279 | | | |
Life on which depreciation is computed | 40 years | | | |
London 2 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 99,767 | | | |
Initial cost of land | 15,332 | | | |
Initial cost of buildings & improvements | 115,740 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 1,290 | | | |
Gross amount carried at close of period, land | 15,332 | | | |
Gross amount carried at close of period, building & improvements | 117,030 | | | |
Gross amount carried at close of period, total | 132,362 | | | |
Accumulated depreciation | 6,349 | | | |
Operating real estate, net | $ 126,013 | | | |
Life on which depreciation is computed | 40 years | | | |
London 1 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 126,330 | | | |
Initial cost of land | 0 | | | |
Initial cost of buildings & improvements | 172,241 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 92 | | | |
Gross amount carried at close of period, land | 0 | | | |
Gross amount carried at close of period, building & improvements | 172,333 | | | |
Gross amount carried at close of period, total | 172,333 | | | |
Accumulated depreciation | 8,152 | | | |
Operating real estate, net | $ 164,181 | | | |
Life on which depreciation is computed | 40 years | | | |
St. Albans | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 3,463 | | | |
Initial cost of land | 1,904 | | | |
Initial cost of buildings & improvements | 4,417 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 1,904 | | | |
Gross amount carried at close of period, building & improvements | 4,417 | | | |
Gross amount carried at close of period, total | 6,321 | | | |
Accumulated depreciation | 280 | | | |
Operating real estate, net | $ 6,041 | | | |
Life on which depreciation is computed | 40 years | | | |
Glasgow | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 4,512 | | | |
Initial cost of land | 2,262 | | | |
Initial cost of buildings & improvements | 6,440 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 2,262 | | | |
Gross amount carried at close of period, building & improvements | 6,440 | | | |
Gross amount carried at close of period, total | 8,702 | | | |
Accumulated depreciation | 325 | | | |
Operating real estate, net | $ 8,377 | | | |
Life on which depreciation is computed | 40 years | | | |
London 3 | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 7,472 | | | |
Initial cost of land | 6,314 | | | |
Initial cost of buildings & improvements | 6,073 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 3 | | | |
Gross amount carried at close of period, land | 6,314 | | | |
Gross amount carried at close of period, building & improvements | 6,076 | | | |
Gross amount carried at close of period, total | 12,390 | | | |
Accumulated depreciation | 326 | | | |
Operating real estate, net | $ 12,064 | | | |
Life on which depreciation is computed | 40 years | | | |
United Kingdom | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 302,325 | | | |
Initial cost of land | 25,812 | | | |
Initial cost of buildings & improvements | 348,532 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 3,479 | | | |
Gross amount carried at close of period, land | 25,812 | | | |
Gross amount carried at close of period, building & improvements | 352,011 | | | |
Gross amount carried at close of period, total | 377,823 | | | |
Accumulated depreciation | 18,868 | | | |
Operating real estate, net | 358,955 | | | |
Rotterdam | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 75,885 | | | |
Initial cost of land | 10,044 | | | |
Initial cost of buildings & improvements | 130,392 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 10,044 | | | |
Gross amount carried at close of period, building & improvements | 130,392 | | | |
Gross amount carried at close of period, total | 140,436 | | | |
Accumulated depreciation | 6,590 | | | |
Operating real estate, net | $ 133,846 | | | |
Life on which depreciation is computed | 40 years | | | |
De Meern | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 1,853 | | | |
Initial cost of land | 1,768 | | | |
Initial cost of buildings & improvements | 486 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 4 | | | |
Gross amount carried at close of period, land | 1,768 | | | |
Gross amount carried at close of period, building & improvements | 490 | | | |
Gross amount carried at close of period, total | 2,258 | | | |
Accumulated depreciation | 101 | | | |
Operating real estate, net | $ 2,157 | | | |
Life on which depreciation is computed | 40 years | | | |
Netherlands | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 77,738 | | | |
Initial cost of land | 11,812 | | | |
Initial cost of buildings & improvements | 130,878 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 4 | | | |
Gross amount carried at close of period, land | 11,812 | | | |
Gross amount carried at close of period, building & improvements | 130,882 | | | |
Gross amount carried at close of period, total | 142,694 | | | |
Accumulated depreciation | 6,691 | | | |
Operating real estate, net | 136,003 | | | |
Lisboa | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 0 | | | |
Initial cost of land | 588 | | | |
Initial cost of buildings & improvements | 10,534 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 0 | | | |
Gross amount carried at close of period, land | 588 | | | |
Gross amount carried at close of period, building & improvements | 10,534 | | | |
Gross amount carried at close of period, total | 11,122 | | | |
Accumulated depreciation | 508 | | | |
Operating real estate, net | $ 10,614 | | | |
Life on which depreciation is computed | 40 years | | | |
Madrid | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 0 | | | |
Initial cost of land | 1,522 | | | |
Initial cost of buildings & improvements | 4,575 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 14 | | | |
Gross amount carried at close of period, land | 1,522 | | | |
Gross amount carried at close of period, building & improvements | 4,589 | | | |
Gross amount carried at close of period, total | 6,111 | | | |
Accumulated depreciation | 227 | | | |
Operating real estate, net | $ 5,884 | | | |
Life on which depreciation is computed | 40 years | | | |
Bottrop | Held-for-Sale | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | $ 2,914 | | | |
Initial cost of land | 1,230 | | | |
Initial cost of buildings & improvements | 3,825 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 17 | | | |
Gross amount carried at close of period, land | 1,230 | | | |
Gross amount carried at close of period, building & improvements | 3,842 | | | |
Gross amount carried at close of period, total | 5,072 | | | |
Accumulated depreciation | 240 | | | |
Operating real estate, net | 4,832 | | | |
Albufeira | Held-for-Sale | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 0 | | | |
Initial cost of land | 4,389 | | | |
Initial cost of buildings & improvements | 8,432 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 56 | | | |
Gross amount carried at close of period, land | 4,389 | | | |
Gross amount carried at close of period, building & improvements | 8,488 | | | |
Gross amount carried at close of period, total | 12,877 | | | |
Accumulated depreciation | 343 | | | |
Operating real estate, net | 12,534 | | | |
Rijswijk | Held-for-Sale | | | | |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] | | | | |
Encumbrances | 2,285 | | | |
Initial cost of land | 738 | | | |
Initial cost of buildings & improvements | 3,592 | | | |
Capitalized subsequent to acquisition of land, buildings & improvements | 859 | | | |
Gross amount carried at close of period, land | 738 | | | |
Gross amount carried at close of period, building & improvements | 4,451 | | | |
Gross amount carried at close of period, total | 5,189 | | | |
Accumulated depreciation | 228 | | | |
Operating real estate, net | $ 4,961 | | | |