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Real Estate Transactions - Development Activities (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 2 Months Ended 3 Months Ended
Mar. 31, 2021
Feb. 28, 2021
Mar. 31, 2021
Mar. 31, 2020
Real Estate [Line Items]        
Development and redevelopment projects, amount increase     $ 9,000  
Development commitments $ 315,000   315,000  
Depreciation and amortization of real estate, in-place lease, and other intangibles     157,538 $ 125,112
Decrease to income (loss) from continuing operations     $ 120,585 $ (147,132)
Continuing operations basic earnings per share (in dollars per share)     $ (0.23) $ 0.28
Continuing operations diluted earnings per share (in dollars per share)     $ (0.23) $ 0.28
Life science        
Real Estate [Line Items]        
Weighted average remaining useful life 6 years 15 years    
Depreciation and amortization of real estate, in-place lease, and other intangibles     $ 3,000  
Decrease to income (loss) from continuing operations     $ 3,000  
Continuing operations basic earnings per share (in dollars per share)     $ 0.01  
Continuing operations diluted earnings per share (in dollars per share)     $ 0.01