Debt (Details)	12 Months Ended
	Dec. 31, 2021 USD ($) extension	Dec. 31, 2021 CAD ($) extension	Dec. 31, 2021 EUR (€) extension	Dec. 31, 2021 GBP (£) extension	Dec. 31, 2021 AUD ($) extension	Dec. 31, 2020 USD ($)	Nov. 03, 2020 EUR (€)	Mar. 26, 2020 USD ($)	Mar. 26, 2020 CAD ($)	Apr. 26, 2019 USD ($)	Nov. 06, 2018 USD ($)	May 01, 2013 USD ($)
Debt Instrument [Line Items]
Less deferred financing costs	$ (11,050,000)					$ (15,952,000)
Mortgages, Senior Notes and Term Loans
Debt Instrument [Line Items]
Carrying Amount	2,854,170,000					2,664,218,000
Estimated Fair Value	2,939,237,000					2,827,440,000
Less deferred financing costs	(11,050,000)					(15,952,000)
Total indebtedness, net of unamortized deferred financing costs	2,843,120,000					2,648,266,000
Mortgage Loans | 2013 Mortgage Loans
Debt Instrument [Line Items]
Carrying Amount	269,545,000					276,693,000
Estimated Fair Value	$ 273,938,000					285,772,000
Face amount of debt												$ 322,000,000
Mortgage Loans | Senior note
Debt Instrument [Line Items]
Contractual Interest Rate	3.81%	3.81%	3.81%	3.81%	3.81%
Effective Interest Rate as of December 31, 2021	4.14%	4.14%	4.14%	4.14%	4.14%
Carrying Amount	$ 167,545,000					174,693,000
Estimated Fair Value	$ 170,503,000					180,807,000
Mortgage Loans | Mezzanine A
Debt Instrument [Line Items]
Contractual Interest Rate	7.38%	7.38%	7.38%	7.38%	7.38%
Effective Interest Rate as of December 31, 2021	7.55%	7.55%	7.55%	7.55%	7.55%
Carrying Amount	$ 70,000,000					70,000,000
Estimated Fair Value	$ 70,875,000					71,925,000
Mortgage Loans | Mezzanine B
Debt Instrument [Line Items]
Contractual Interest Rate	11.50%	11.50%	11.50%	11.50%	11.50%
Effective Interest Rate as of December 31, 2021	11.75%	11.75%	11.75%	11.75%	11.75%
Carrying Amount	$ 32,000,000					32,000,000
Estimated Fair Value	$ 32,560,000					33,040,000
Mortgage Loans | Chile Mortgages
Debt Instrument [Line Items]
Contractual Interest Rate	4.01%	4.01%	4.01%	4.01%	4.01%
Effective Interest Rate as of December 31, 2021	4.01%	4.01%	4.01%	4.01%	4.01%
Carrying Amount	$ 9,761,000					0
Estimated Fair Value	9,761,000					0
Senior Notes
Debt Instrument [Line Items]
Carrying Amount	1,802,750,000					1,866,200,000
Estimated Fair Value	$ 1,886,723,000					2,022,950,000
Senior Notes | Series A notes
Debt Instrument [Line Items]
Contractual Interest Rate	4.68%	4.68%	4.68%	4.68%	4.68%						4.68%
Effective Interest Rate as of December 31, 2021	4.77%	4.77%	4.77%	4.77%	4.77%
Carrying Amount	$ 200,000,000					200,000,000
Estimated Fair Value	$ 217,500,000					231,000,000
Face amount of debt											$ 200,000,000
Senior Notes | Series B notes
Debt Instrument [Line Items]
Contractual Interest Rate	4.86%	4.86%	4.86%	4.86%	4.86%						4.86%
Effective Interest Rate as of December 31, 2021	4.92%	4.92%	4.92%	4.92%	4.92%
Carrying Amount	$ 400,000,000					400,000,000
Estimated Fair Value	$ 454,000,000					475,000,000
Face amount of debt											$ 400,000,000
Senior Notes | Series C notes
Debt Instrument [Line Items]
Contractual Interest Rate	4.10%	4.10%	4.10%	4.10%	4.10%					4.10%
Effective Interest Rate as of December 31, 2021	4.15%	4.15%	4.15%	4.15%	4.15%
Carrying Amount	$ 350,000,000					350,000,000
Estimated Fair Value	$ 385,000,000					400,750,000
Face amount of debt										$ 350,000,000
Senior Notes | Series D notes
Debt Instrument [Line Items]
Contractual Interest Rate	1.62%	1.62%	1.62%	1.62%	1.62%		1.62%
Effective Interest Rate as of December 31, 2021	1.67%	1.67%	1.67%	1.67%	1.67%
Carrying Amount	$ 454,800,000					488,640,000
Estimated Fair Value	$ 441,724,000					488,640,000
Face amount of debt | €			€ 400,000,000				€ 400,000,000
Senior Notes | Series E notes
Debt Instrument [Line Items]
Contractual Interest Rate	1.65%	1.65%	1.65%	1.65%	1.65%		1.65%
Effective Interest Rate as of December 31, 2021	1.70%	1.70%	1.70%	1.70%	1.70%
Carrying Amount	$ 397,950,000					427,560,000
Estimated Fair Value	388,499,000					427,560,000
Face amount of debt | €			€ 350,000,000				€ 350,000,000
Term Loans | Total 2020 Senior Unsecured Term Loan A Facility
Debt Instrument [Line Items]
Carrying Amount	372,800,000					521,325,000
Estimated Fair Value	$ 370,499,000					518,718,000
Term Loans | 2020 Senior Unsecured Term Loan Tranche A-1
Debt Instrument [Line Items]
Effective Interest Rate as of December 31, 2021	1.33%	1.33%	1.33%	1.33%	1.33%
Carrying Amount	$ 175,000,000					325,000,000
Estimated Fair Value	$ 173,688,000					323,375,000
Face amount of debt						425,000,000		$ 425,000,000
Term Loans | 2020 Senior Unsecured Term Loan Tranche A-1 | LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	0.95%
Term Loans | 2020 Senior Unsecured Term Loan Tranche A-2
Debt Instrument [Line Items]
Effective Interest Rate as of December 31, 2021	1.55%	1.55%	1.55%	1.55%	1.55%
Carrying Amount	$ 197,800,000					196,325,000
Estimated Fair Value	$ 196,811,000					195,343,000
Face amount of debt		$ 250,000,000							$ 250,000,000
Term Loans | 2020 Senior Unsecured Term Loan Tranche A-2 | CDOR
Debt Instrument [Line Items]
Basis spread on variable rate	0.95%
Line of Credit | Total 2020 Senior Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Carrying Amount	$ 399,314,000					0
Estimated Fair Value	$ 398,316,000					0
Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 2
Debt Instrument [Line Items]
Effective Interest Rate as of December 31, 2021	1.61%	1.61%	1.61%	1.61%	1.61%
Carrying Amount	$ 92,694,000					0
Estimated Fair Value	$ 92,462,000					0
Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 2 | Sterling Overnight Interbank Average Rate
Debt Instrument [Line Items]
Basis spread on variable rate	0.85%
Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 3
Debt Instrument [Line Items]
Effective Interest Rate as of December 31, 2021	1.48%	1.48%	1.48%	1.48%	1.48%
Carrying Amount	$ 205,000,000					0
Estimated Fair Value	$ 204,488,000					0
Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 3 | LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	0.85%
Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 4
Debt Instrument [Line Items]
Basis spread on variable rate	0.85%
Effective Interest Rate as of December 31, 2021	1.45%	1.45%	1.45%	1.45%	1.45%
Carrying Amount	$ 58,104,000					0
Estimated Fair Value	$ 57,959,000					0
Revolving Credit Facility | Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 1
Debt Instrument [Line Items]
Basis spread on variable rate	0.85%
Effective Interest Rate as of December 31, 2021	1.83%	1.83%	1.83%	1.83%	1.83%
Carrying Amount	$ 43,516,000					0
Estimated Fair Value	$ 43,407,000					$ 0
Number of extensions | extension	2	2	2	2	2
Extension term	6 months
Revolver borrowing capacity		$ 55,000,000
Revolving Credit Facility | Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 2
Debt Instrument [Line Items]
Revolver borrowing capacity | £				£ 68,500,000
Revolving Credit Facility | Line of Credit | 2020 Senior Unsecured Revolving Credit Facilities, Tranche 4
Debt Instrument [Line Items]
Revolver borrowing capacity					$ 80,000,000