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Significant Accounting Policies - Narrative (Details)
12 Months Ended
Dec. 31, 2021
USD ($)
segment
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Significant Accounting Policies Statement      
Amortization of above and below-market leases $ 7,700,000 $ 5,400,000 $ 4,700,000
Remaining weighted average lease term related to these intangible assets and liabilities 7 years    
Straight-line rent and accounts receivables, net of allowances $ 39,700,000 32,500,000  
Straight-line rent and accounts receivable, allowances 500,000 900,000  
Deferred financing cost accumulated amortization $ 10,600,000 9,400,000  
Performance measurement period 3 years    
Number of reportable segments | segment 1    
Real estate investment      
Significant Accounting Policies Statement      
Property impairment charges $ 0 $ 0 $ 0