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Summary of Significant Accounting Policies - Narrative (Details)
$ in Thousands
 12 Months Ended
Jan. 15, 2022
USD ($)
Oct. 01, 2019
USD ($)
Dec. 31, 2022
USD ($)
segment
shares
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Apr. 27, 2021
Jan. 01, 2020
USD ($)
Dec. 31, 2019
USD ($)
Jan. 23, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Residential mortgage loans, past due period     30 days            
Residential mortgage loans, delinquency period     90 days            
Impairment of goodwill   $ 0 $ 0 $ 0 $ (25,222)        
Reportable segment | segment     1            
Stockholders' equity     $ 1,800,308 $ 2,365,390 $ 2,307,573     $ 2,205,029  
Performance Shares | 2017 Plan                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Award vesting period     3 years 3 years 3 years        
RSUs | 2017 Plan                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Award vesting period     3 years            
Number of shares per vested RSU (in shares) | shares     1            
Cumulative Effect, Period of Adoption, Adjustment                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Stockholders' equity             $ 12,300 $ 12,284  
VIE, Primary Beneficiary                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Impairment of real estate         $ 1,800        
6.25% senior convertible notes due 2022 | Convertible Notes                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Interest rate     6.25%           6.25%
Extinguishment of debt, amount $ 138,000                
Senior Notes Due 2026                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Interest rate           5.75%      
Net Income (Loss) Attributable to Noncontrolling Interest | VIE, Primary Beneficiary                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Impairment of real estate         900        
Net Loss Attributable to Parent | VIE, Primary Beneficiary                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Impairment of real estate         $ 900        
Minimum                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Finite-lived intangible asset, useful life     5 months            
Maximum                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Finite-lived intangible asset, useful life     10 years            
Building                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Property, plant and equipment useful life     30 years            
Building Improvements | Minimum                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Property, plant and equipment useful life     10 years            
Building Improvements | Maximum                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Property, plant and equipment useful life     30 years            
Furniture and Fixtures | Minimum                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Property, plant and equipment useful life     5 years            
Furniture and Fixtures | Maximum                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Property, plant and equipment useful life     7 years 6 months