Disclosure about Fair Value of Financial Instruments - Summary of Items Measured at Fair Value on a Recurring Basis (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities	$ 11,860
Foreign currency forward contracts, interest rate swaps and cross currency swaps, net asset (liability)	59,041
Redeemable OP unitholder interests	121,476
Totals	192,377
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities	11,860
Foreign currency forward contracts, interest rate swaps and cross currency swaps, net asset (liability)	0
Redeemable OP unitholder interests	0
Totals	11,860
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities	0
Foreign currency forward contracts, interest rate swaps and cross currency swaps, net asset (liability)	59,041
Redeemable OP unitholder interests	121,476
Totals	180,517
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities	0
Foreign currency forward contracts, interest rate swaps and cross currency swaps, net asset (liability)	0
Redeemable OP unitholder interests	0
Totals	$ 0