Real Estate and Accumulated Depreciation (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) Property	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,981
Land	$ 8,846,527
Building and Improvements	17,656,087
Costs capitalized subsequent to acquisition	6,654,486
Carrying amount of land	9,023,648
Carrying amount of buildings and improvements	24,133,452
Carrying amount of land and buildings and improvements, Total	33,157,100	$ 32,774,956	$ 24,178,816	$ 25,375,539
Accumulated Depreciation	$ (5,294,212)	$ (4,550,958)	$ (3,971,501)	$ (3,679,479)
Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	105
Land	$ 803,440
Building and Improvements	7,651
Costs capitalized subsequent to acquisition	1,058,176
Carrying amount of land	803,440
Carrying amount of buildings and improvements	1,065,827
Carrying amount of land and buildings and improvements, Total	$ 1,869,267
United States: Markets [Member] | U.S. [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	54
Land	$ 334,385
Building and Improvements	7,651
Costs capitalized subsequent to acquisition	568,796
Carrying amount of land	334,385
Carrying amount of buildings and improvements	576,447
Carrying amount of land and buildings and improvements, Total	$ 910,832
United States: Markets [Member] | U.S. [Member] | Atlanta [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,209
Building and Improvements	0
Costs capitalized subsequent to acquisition	451
Carrying amount of land	3,209
Carrying amount of buildings and improvements	451
Carrying amount of land and buildings and improvements, Total	$ 3,660
United States: Markets [Member] | U.S. [Member] | Central Valley [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 14,705
Building and Improvements	0
Costs capitalized subsequent to acquisition	60,894
Carrying amount of land	14,705
Carrying amount of buildings and improvements	60,894
Carrying amount of land and buildings and improvements, Total	$ 75,599
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Chicago [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 11,839
Building and Improvements	0
Costs capitalized subsequent to acquisition	25,166
Carrying amount of land	11,839
Carrying amount of buildings and improvements	25,166
Carrying amount of land and buildings and improvements, Total	$ 37,005
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Dallas/Fort Worth [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 4,926
Building and Improvements	0
Costs capitalized subsequent to acquisition	25,566
Carrying amount of land	4,926
Carrying amount of buildings and improvements	25,566
Carrying amount of land and buildings and improvements, Total	$ 30,492
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Denver [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 13,845
Building and Improvements	0
Costs capitalized subsequent to acquisition	31,182
Carrying amount of land	13,845
Carrying amount of buildings and improvements	31,182
Carrying amount of land and buildings and improvements, Total	$ 45,027
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Houston [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,672
Building and Improvements	0
Costs capitalized subsequent to acquisition	2,401
Carrying amount of land	1,672
Carrying amount of buildings and improvements	2,401
Carrying amount of land and buildings and improvements, Total	$ 4,073
United States: Markets [Member] | U.S. [Member] | Indianapolis [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,969
Building and Improvements	0
Costs capitalized subsequent to acquisition	0
Carrying amount of land	1,969
Carrying amount of buildings and improvements	0
Carrying amount of land and buildings and improvements, Total	$ 1,969
United States: Markets [Member] | U.S. [Member] | Las Vegas [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 17,544
Building and Improvements	0
Costs capitalized subsequent to acquisition	29,391
Carrying amount of land	17,544
Carrying amount of buildings and improvements	29,391
Carrying amount of land and buildings and improvements, Total	$ 46,935
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Louisville [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,788
Building and Improvements	0
Costs capitalized subsequent to acquisition	351
Carrying amount of land	1,788
Carrying amount of buildings and improvements	351
Carrying amount of land and buildings and improvements, Total	$ 2,139
United States: Markets [Member] | U.S. [Member] | Nashville [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,668
Building and Improvements	0
Costs capitalized subsequent to acquisition	17,106
Carrying amount of land	5,668
Carrying amount of buildings and improvements	17,106
Carrying amount of land and buildings and improvements, Total	$ 22,774
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | New Jersey/New York City [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 40,963
Building and Improvements	0
Costs capitalized subsequent to acquisition	37,821
Carrying amount of land	40,963
Carrying amount of buildings and improvements	37,821
Carrying amount of land and buildings and improvements, Total	$ 78,784
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Orlando [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 24,340
Building and Improvements	0
Costs capitalized subsequent to acquisition	16,852
Carrying amount of land	24,340
Carrying amount of buildings and improvements	16,852
Carrying amount of land and buildings and improvements, Total	$ 41,192
United States: Markets [Member] | U.S. [Member] | Phoenix [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 43,651
Building and Improvements	0
Costs capitalized subsequent to acquisition	42,841
Carrying amount of land	43,651
Carrying amount of buildings and improvements	42,841
Carrying amount of land and buildings and improvements, Total	$ 86,492
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Portland [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 12,959
Building and Improvements	0
Costs capitalized subsequent to acquisition	3,588
Carrying amount of land	12,959
Carrying amount of buildings and improvements	3,588
Carrying amount of land and buildings and improvements, Total	$ 16,547
United States: Markets [Member] | U.S. [Member] | Reno [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,471
Building and Improvements	0
Costs capitalized subsequent to acquisition	1,207
Carrying amount of land	1,471
Carrying amount of buildings and improvements	1,207
Carrying amount of land and buildings and improvements, Total	$ 2,678
United States: Markets [Member] | U.S. [Member] | San Francisco Bay Area [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 44,177
Building and Improvements	7,532
Costs capitalized subsequent to acquisition	77,060
Carrying amount of land	44,177
Carrying amount of buildings and improvements	84,592
Carrying amount of land and buildings and improvements, Total	$ 128,769
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Seattle [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 31,495
Building and Improvements	0
Costs capitalized subsequent to acquisition	19,116
Carrying amount of land	31,495
Carrying amount of buildings and improvements	19,116
Carrying amount of land and buildings and improvements, Total	$ 50,611
United States: Markets [Member] | U.S. [Member] | South Florida [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 15,145
Building and Improvements	0
Costs capitalized subsequent to acquisition	25,037
Carrying amount of land	15,145
Carrying amount of buildings and improvements	25,037
Carrying amount of land and buildings and improvements, Total	$ 40,182
Date of Construction/ Acquisition	2019
United States: Markets [Member] | U.S. [Member] | Southern California [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 38,264
Building and Improvements	0
Costs capitalized subsequent to acquisition	135,409
Carrying amount of land	38,264
Carrying amount of buildings and improvements	135,409
Carrying amount of land and buildings and improvements, Total	$ 173,673
United States: Markets [Member] | U.S. [Member] | Baltimore Washington D C | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,005
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,125
Carrying amount of land	4,005
Carrying amount of buildings and improvements	9,125
Carrying amount of land and buildings and improvements, Total	$ 13,130
United States: Markets [Member] | U.S. [Member] | Cincinnati | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 750
Building and Improvements	119
Costs capitalized subsequent to acquisition	8,232
Carrying amount of land	750
Carrying amount of buildings and improvements	8,351
Carrying amount of land and buildings and improvements, Total	$ 9,101
Date of Construction/ Acquisition	2019
Other Americas Markets [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 36,236
Building and Improvements	0
Costs capitalized subsequent to acquisition	28,319
Carrying amount of land	36,236
Carrying amount of buildings and improvements	28,319
Carrying amount of land and buildings and improvements, Total	$ 64,555
Other Americas Markets [Member] | Canada [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 10,346
Building and Improvements	0
Costs capitalized subsequent to acquisition	1,408
Carrying amount of land	10,346
Carrying amount of buildings and improvements	1,408
Carrying amount of land and buildings and improvements, Total	$ 11,754
Other Americas Markets [Member] | Mexico [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 25,890
Building and Improvements	0
Costs capitalized subsequent to acquisition	26,911
Carrying amount of land	25,890
Carrying amount of buildings and improvements	26,911
Carrying amount of land and buildings and improvements, Total	$ 52,801
Date of Construction/ Acquisition	2019
Europe Markets | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	39
Land	$ 267,992
Building and Improvements	0
Costs capitalized subsequent to acquisition	240,033
Carrying amount of land	267,992
Carrying amount of buildings and improvements	240,033
Carrying amount of land and buildings and improvements, Total	$ 508,025
Europe Markets | France [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 14,108
Building and Improvements	0
Costs capitalized subsequent to acquisition	30,327
Carrying amount of land	14,108
Carrying amount of buildings and improvements	30,327
Carrying amount of land and buildings and improvements, Total	$ 44,435
Date of Construction/ Acquisition	2019
Europe Markets | Germany [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 16,456
Building and Improvements	0
Costs capitalized subsequent to acquisition	27,540
Carrying amount of land	16,456
Carrying amount of buildings and improvements	27,540
Carrying amount of land and buildings and improvements, Total	$ 43,996
Date of Construction/ Acquisition	2019
Europe Markets | United Kingdom [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 124,163
Building and Improvements	0
Costs capitalized subsequent to acquisition	17,672
Carrying amount of land	124,163
Carrying amount of buildings and improvements	17,672
Carrying amount of land and buildings and improvements, Total	$ 141,835
Europe Markets | Spain [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 10,184
Building and Improvements	0
Costs capitalized subsequent to acquisition	11,259
Carrying amount of land	10,184
Carrying amount of buildings and improvements	11,259
Carrying amount of land and buildings and improvements, Total	$ 21,443
Date of Construction/ Acquisition	2019
Europe Markets | Czech Republic | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,176
Building and Improvements	0
Costs capitalized subsequent to acquisition	18,356
Carrying amount of land	7,176
Carrying amount of buildings and improvements	18,356
Carrying amount of land and buildings and improvements, Total	$ 25,532
Date of Construction/ Acquisition	2019
Europe Markets | Italy [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 42,451
Building and Improvements	0
Costs capitalized subsequent to acquisition	17,010
Carrying amount of land	42,451
Carrying amount of buildings and improvements	17,010
Carrying amount of land and buildings and improvements, Total	$ 59,461
Europe Markets | Netherlands [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 31,468
Building and Improvements	0
Costs capitalized subsequent to acquisition	47,771
Carrying amount of land	31,468
Carrying amount of buildings and improvements	47,771
Carrying amount of land and buildings and improvements, Total	$ 79,239
Date of Construction/ Acquisition	2019
Europe Markets | Poland [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 11,318
Building and Improvements	0
Costs capitalized subsequent to acquisition	35,792
Carrying amount of land	11,318
Carrying amount of buildings and improvements	35,792
Carrying amount of land and buildings and improvements, Total	$ 47,110
Date of Construction/ Acquisition	2019
Europe Markets | Slovakia [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,614
Building and Improvements	0
Costs capitalized subsequent to acquisition	29,756
Carrying amount of land	4,614
Carrying amount of buildings and improvements	29,756
Carrying amount of land and buildings and improvements, Total	$ 34,370
Date of Construction/ Acquisition	2019
Europe Markets | Sweden [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,054
Building and Improvements	0
Costs capitalized subsequent to acquisition	4,550
Carrying amount of land	6,054
Carrying amount of buildings and improvements	4,550
Carrying amount of land and buildings and improvements, Total	$ 10,604
Asia Markets [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 164,827
Building and Improvements	0
Costs capitalized subsequent to acquisition	221,028
Carrying amount of land	164,827
Carrying amount of buildings and improvements	221,028
Carrying amount of land and buildings and improvements, Total	$ 385,855
Asia Markets [Member] | Japan [Member] | Development Portfolio
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 164,827
Building and Improvements	0
Costs capitalized subsequent to acquisition	221,028
Carrying amount of land	164,827
Carrying amount of buildings and improvements	221,028
Carrying amount of land and buildings and improvements, Total	$ 385,855
Date of Construction/ Acquisition	2019
Operating Properties [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,876
Land	$ 8,043,087
Building and Improvements	17,648,436
Costs capitalized subsequent to acquisition	5,596,310
Carrying amount of land	8,220,208
Carrying amount of buildings and improvements	23,067,625
Carrying amount of land and buildings and improvements, Total	31,287,833
Accumulated Depreciation	$ (5,294,212)
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,811
Land	$ 7,601,877
Building and Improvements	17,045,336
Costs capitalized subsequent to acquisition	5,001,026
Carrying amount of land	7,747,154
Carrying amount of buildings and improvements	21,901,085
Carrying amount of land and buildings and improvements, Total	29,648,239
Accumulated Depreciation	$ (5,092,482)
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Atlanta [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	101
Land	$ 216,372
Building and Improvements	829,879
Costs capitalized subsequent to acquisition	272,839
Carrying amount of land	218,105
Carrying amount of buildings and improvements	1,100,985
Carrying amount of land and buildings and improvements, Total	1,319,090
Accumulated Depreciation	$ (206,478)
Date of Construction/ Acquisition	1994-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Austin [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 12,783
Building and Improvements	52,335
Costs capitalized subsequent to acquisition	7,859
Carrying amount of land	12,837
Carrying amount of buildings and improvements	60,140
Carrying amount of land and buildings and improvements, Total	72,977
Accumulated Depreciation	$ (22,921)
Date of Construction/ Acquisition	1994-2015
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Central and Eastern Pennsylvania [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	42
Land	$ 252,910
Building and Improvements	843,408
Costs capitalized subsequent to acquisition	185,974
Carrying amount of land	258,473
Carrying amount of buildings and improvements	1,023,819
Carrying amount of land and buildings and improvements, Total	1,282,292
Accumulated Depreciation	$ (197,112)
Date of Construction/ Acquisition	2002-2018
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Central Valley [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	30
Land	$ 145,885
Building and Improvements	386,853
Costs capitalized subsequent to acquisition	512,850
Carrying amount of land	156,628
Carrying amount of buildings and improvements	888,960
Carrying amount of land and buildings and improvements, Total	1,045,588
Accumulated Depreciation	$ (152,639)
Date of Construction/ Acquisition	1999-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Charlotte [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	16
Land	$ 15,202
Building and Improvements	32,889
Costs capitalized subsequent to acquisition	60,584
Carrying amount of land	17,465
Carrying amount of buildings and improvements	91,210
Carrying amount of land and buildings and improvements, Total	108,675
Accumulated Depreciation	$ (40,658)
Date of Construction/ Acquisition	1994-2015
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Chicago [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	186
Land	$ 585,670
Building and Improvements	1,858,769
Costs capitalized subsequent to acquisition	358,871
Carrying amount of land	597,329
Carrying amount of buildings and improvements	2,205,981
Carrying amount of land and buildings and improvements, Total	2,803,310
Accumulated Depreciation	$ (518,779)
Date of Construction/ Acquisition	1995-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Cincinnati [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	28
Land	$ 51,705
Building and Improvements	197,745
Costs capitalized subsequent to acquisition	101,688
Carrying amount of land	54,820
Carrying amount of buildings and improvements	296,318
Carrying amount of land and buildings and improvements, Total	351,138
Accumulated Depreciation	$ (46,498)
Date of Construction/ Acquisition	1996-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Columbus [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	23
Land	$ 24,685
Building and Improvements	121,369
Costs capitalized subsequent to acquisition	52,230
Carrying amount of land	25,078
Carrying amount of buildings and improvements	173,206
Carrying amount of land and buildings and improvements, Total	198,284
Accumulated Depreciation	$ (75,937)
Date of Construction/ Acquisition	1996-2015
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Dallas/Fort Worth [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	135
Land	$ 250,306
Building and Improvements	1,010,176
Costs capitalized subsequent to acquisition	298,476
Carrying amount of land	252,403
Carrying amount of buildings and improvements	1,306,555
Carrying amount of land and buildings and improvements, Total	1,558,958
Accumulated Depreciation	$ (324,685)
Date of Construction/ Acquisition	1994-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Denver [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	35
Land	$ 92,128
Building and Improvements	295,412
Costs capitalized subsequent to acquisition	103,038
Carrying amount of land	90,534
Carrying amount of buildings and improvements	400,044
Carrying amount of land and buildings and improvements, Total	490,578
Accumulated Depreciation	$ (106,338)
Date of Construction/ Acquisition	1993-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Houston [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	105
Land	$ 171,533
Building and Improvements	713,667
Costs capitalized subsequent to acquisition	140,145
Carrying amount of land	171,601
Carrying amount of buildings and improvements	853,744
Carrying amount of land and buildings and improvements, Total	1,025,345
Accumulated Depreciation	$ (164,396)
Date of Construction/ Acquisition	1993-2018
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Indianapolis [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	19
Land	$ 15,970
Building and Improvements	85,015
Costs capitalized subsequent to acquisition	42,463
Carrying amount of land	15,970
Carrying amount of buildings and improvements	127,478
Carrying amount of land and buildings and improvements, Total	143,448
Accumulated Depreciation	$ (47,598)
Date of Construction/ Acquisition	1995-2018
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Jacksonville [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	2,892
Costs capitalized subsequent to acquisition	273
Carrying amount of land	0
Carrying amount of buildings and improvements	3,165
Carrying amount of land and buildings and improvements, Total	3,165
Accumulated Depreciation	$ (2,221)
Date of Construction/ Acquisition	2011
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Kansas City [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 0
Building and Improvements	14,411
Costs capitalized subsequent to acquisition	202
Carrying amount of land	0
Carrying amount of buildings and improvements	14,613
Carrying amount of land and buildings and improvements, Total	14,613
Accumulated Depreciation	$ (8,891)
Date of Construction/ Acquisition	2011
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Las Vegas [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	50
Land	$ 114,573
Building and Improvements	261,616
Costs capitalized subsequent to acquisition	156,548
Carrying amount of land	109,231
Carrying amount of buildings and improvements	423,506
Carrying amount of land and buildings and improvements, Total	532,737
Accumulated Depreciation	$ (76,356)
Date of Construction/ Acquisition	1996-2018
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Louisville [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 42,979
Building and Improvements	226,263
Costs capitalized subsequent to acquisition	45,185
Carrying amount of land	43,285
Carrying amount of buildings and improvements	271,142
Carrying amount of land and buildings and improvements, Total	314,427
Accumulated Depreciation	$ (64,026)
Date of Construction/ Acquisition	2005-2015
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Nashville [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	22
Land	$ 61,699
Building and Improvements	268,238
Costs capitalized subsequent to acquisition	44,912
Carrying amount of land	63,288
Carrying amount of buildings and improvements	311,561
Carrying amount of land and buildings and improvements, Total	374,849
Accumulated Depreciation	$ (45,442)
Date of Construction/ Acquisition	1995-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | New Jersey/New York City [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	106
Land	$ 864,493
Building and Improvements	1,514,057
Costs capitalized subsequent to acquisition	476,276
Carrying amount of land	862,577
Carrying amount of buildings and improvements	1,992,249
Carrying amount of land and buildings and improvements, Total	2,854,826
Accumulated Depreciation	$ (494,401)
Date of Construction/ Acquisition	1996-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Orlando [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	48
Land	$ 82,256
Building and Improvements	320,781
Costs capitalized subsequent to acquisition	65,185
Carrying amount of land	82,683
Carrying amount of buildings and improvements	385,539
Carrying amount of land and buildings and improvements, Total	468,222
Accumulated Depreciation	$ (75,025)
Date of Construction/ Acquisition	1994-2018
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Phoenix [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	29
Land	$ 48,572
Building and Improvements	176,656
Costs capitalized subsequent to acquisition	50,042
Carrying amount of land	48,563
Carrying amount of buildings and improvements	226,707
Carrying amount of land and buildings and improvements, Total	275,270
Accumulated Depreciation	$ (53,561)
Date of Construction/ Acquisition	1992-2018
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Portland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	17
Land	$ 37,921
Building and Improvements	104,290
Costs capitalized subsequent to acquisition	19,199
Carrying amount of land	36,583
Carrying amount of buildings and improvements	124,827
Carrying amount of land and buildings and improvements, Total	161,410
Accumulated Depreciation	$ (29,923)
Date of Construction/ Acquisition	2006-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Reno [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	17
Land	$ 23,919
Building and Improvements	143,324
Costs capitalized subsequent to acquisition	88,307
Carrying amount of land	25,393
Carrying amount of buildings and improvements	230,157
Carrying amount of land and buildings and improvements, Total	255,550
Accumulated Depreciation	$ (68,685)
Date of Construction/ Acquisition	1994-2015
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | San Antonio [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	20
Land	$ 25,735
Building and Improvements	95,828
Costs capitalized subsequent to acquisition	40,425
Carrying amount of land	25,958
Carrying amount of buildings and improvements	136,030
Carrying amount of land and buildings and improvements, Total	161,988
Accumulated Depreciation	$ (51,898)
Date of Construction/ Acquisition	1994-2016
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | San Francisco Bay Area [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	211
Land	$ 816,163
Building and Improvements	1,523,357
Costs capitalized subsequent to acquisition	321,069
Carrying amount of land	821,459
Carrying amount of buildings and improvements	1,839,130
Carrying amount of land and buildings and improvements, Total	2,660,589
Accumulated Depreciation	$ (589,850)
Date of Construction/ Acquisition	1993-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Seattle [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	87
Land	$ 592,228
Building and Improvements	977,905
Costs capitalized subsequent to acquisition	287,168
Carrying amount of land	612,918
Carrying amount of buildings and improvements	1,244,383
Carrying amount of land and buildings and improvements, Total	1,857,301
Accumulated Depreciation	$ (178,380)
Date of Construction/ Acquisition	2008-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | South Florida [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	99
Land	$ 369,762
Building and Improvements	746,107
Costs capitalized subsequent to acquisition	198,663
Carrying amount of land	375,397
Carrying amount of buildings and improvements	939,135
Carrying amount of land and buildings and improvements, Total	1,314,532
Accumulated Depreciation	$ (206,516)
Date of Construction/ Acquisition	1994-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Southern California [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	309
Land	$ 2,545,605
Building and Improvements	3,857,820
Costs capitalized subsequent to acquisition	921,231
Carrying amount of land	2,626,752
Carrying amount of buildings and improvements	4,697,904
Carrying amount of land and buildings and improvements, Total	7,324,656
Accumulated Depreciation	$ (1,144,891)
Date of Construction/ Acquisition	2005-2019
Operating Properties [Member] | United States: Markets [Member] | U.S. [Member] | Baltimore/Washington [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	52
Land	$ 140,823
Building and Improvements	384,274
Costs capitalized subsequent to acquisition	149,324
Carrying amount of land	141,824
Carrying amount of buildings and improvements	532,597
Carrying amount of land and buildings and improvements, Total	674,421
Accumulated Depreciation	$ (98,377)
Date of Construction/ Acquisition	1995-2019
Operating Properties [Member] | Other Americas Markets [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	42
Land	$ 321,250
Building and Improvements	383,300
Costs capitalized subsequent to acquisition	389,270
Carrying amount of land	351,717
Carrying amount of buildings and improvements	742,103
Carrying amount of land and buildings and improvements, Total	1,093,820
Accumulated Depreciation	$ (113,100)
Operating Properties [Member] | Other Americas Markets [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	32
Land	$ 220,424
Building and Improvements	381,013
Costs capitalized subsequent to acquisition	264,917
Carrying amount of land	246,296
Carrying amount of buildings and improvements	620,058
Carrying amount of land and buildings and improvements, Total	866,354
Accumulated Depreciation	$ (109,179)
Date of Construction/ Acquisition	2008-2019
Operating Properties [Member] | Other Americas Markets [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 100,826
Building and Improvements	2,287
Costs capitalized subsequent to acquisition	124,353
Carrying amount of land	105,421
Carrying amount of buildings and improvements	122,045
Carrying amount of land and buildings and improvements, Total	227,466
Accumulated Depreciation	$ (3,921)
Date of Construction/ Acquisition	2011-2019
Operating Properties [Member] | Europe Markets
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	14
Land	$ 84,717
Building and Improvements	74,338
Costs capitalized subsequent to acquisition	56,326
Carrying amount of land	83,752
Carrying amount of buildings and improvements	131,629
Carrying amount of land and buildings and improvements, Total	215,381
Accumulated Depreciation	$ (21,556)
Operating Properties [Member] | Europe Markets | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 9,629
Building and Improvements	4,804
Costs capitalized subsequent to acquisition	41,476
Carrying amount of land	8,360
Carrying amount of buildings and improvements	47,549
Carrying amount of land and buildings and improvements, Total	55,909
Accumulated Depreciation	$ (2,985)
Date of Construction/ Acquisition	2012-2019
Operating Properties [Member] | Europe Markets | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 10,437
Building and Improvements	5,418
Costs capitalized subsequent to acquisition	601
Carrying amount of land	10,437
Carrying amount of buildings and improvements	6,019
Carrying amount of land and buildings and improvements, Total	16,456
Accumulated Depreciation	$ (3,689)
Date of Construction/ Acquisition	2011
Operating Properties [Member] | Europe Markets | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 58,255
Building and Improvements	27,775
Costs capitalized subsequent to acquisition	1,969
Carrying amount of land	58,259
Carrying amount of buildings and improvements	29,740
Carrying amount of land and buildings and improvements, Total	87,999
Accumulated Depreciation	$ (1,679)
Date of Construction/ Acquisition	2018-2019
Operating Properties [Member] | Europe Markets | Spain [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 6,396
Building and Improvements	36,341
Costs capitalized subsequent to acquisition	12,280
Carrying amount of land	6,696
Carrying amount of buildings and improvements	48,321
Carrying amount of land and buildings and improvements, Total	55,017
Accumulated Depreciation	$ (13,203)
Date of Construction/ Acquisition	2011-2017
Operating Properties [Member] | Asia Markets [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 35,243
Building and Improvements	145,462
Costs capitalized subsequent to acquisition	149,688
Carrying amount of land	37,585
Carrying amount of buildings and improvements	292,808
Carrying amount of land and buildings and improvements, Total	330,393
Accumulated Depreciation	$ (67,074)
Operating Properties [Member] | Asia Markets [Member] | China [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,372
Building and Improvements	8,320
Costs capitalized subsequent to acquisition	109
Carrying amount of land	1,148
Carrying amount of buildings and improvements	8,653
Carrying amount of land and buildings and improvements, Total	9,801
Accumulated Depreciation	$ (2,376)
Date of Construction/ Acquisition	2011
Operating Properties [Member] | Asia Markets [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 33,871
Building and Improvements	0
Costs capitalized subsequent to acquisition	145,682
Carrying amount of land	36,437
Carrying amount of buildings and improvements	143,116
Carrying amount of land and buildings and improvements, Total	179,553
Accumulated Depreciation	$ (10,094)
Date of Construction/ Acquisition	2016-2019
Operating Properties [Member] | Asia Markets [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 0
Building and Improvements	137,142
Costs capitalized subsequent to acquisition	3,897
Carrying amount of land	0
Carrying amount of buildings and improvements	141,039
Carrying amount of land and buildings and improvements, Total	141,039
Accumulated Depreciation	$ (54,604)
Date of Construction/ Acquisition	2011