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Stockholders' Equity - Narrative (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
Feb. 22, 2023
shares
Sep. 30, 2024
USD ($)
seriesOfPreferredStock
quarter
director
$ / shares
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2024
USD ($)
seriesOfPreferredStock
quarter
director
$ / shares
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Dec. 31, 2023
$ / shares
shares
Mar. 31, 2023
USD ($)
Feb. 21, 2023
shares
Mar. 02, 2022
USD ($)
Feb. 28, 2022
USD ($)
Aug. 10, 2021
USD ($)
$ / shares
Class of Stock [Line Items]                      
Number of series of cumulative redeemable preferred stock outstanding | seriesOfPreferredStock   4   4              
Net income attributable to company's common stockholders | $   $ 32,410,000 $ (94,819,000) $ (61,957,000) $ (121,500,000)            
Redemption price (in dollars per share) | $ / shares   $ 25.00   $ 25.00              
Preferred stock redemption period       120 days              
Number of elected directors pending preferred stock voting rights | director   2   2              
Percent of outstanding shares affirmative votes needed for material and adverse changes to preferred stock terms       66.67%              
Common stock, shares authorized (in shares) 200,000,000 200,000,000   200,000,000   200,000,000   800,000,000      
Common stock, par value (in dollars per share) | $ / shares   $ 0.01   $ 0.01   $ 0.01          
Common stock, shares outstanding (in shares)   90,579,449   90,579,449   90,675,403          
Common stock, shares, issued (in shares)   90,579,449   90,579,449   90,675,403          
Reverse stock split (in shares) 0.25                    
Equity Distribution Agreements                      
Class of Stock [Line Items]                      
Common stock, par value (in dollars per share) | $ / shares                     $ 0.01
Common stock that may be sold (up to) | $                     $ 100,000,000.0
Shares issued (in shares)   0 0 0 0            
Common stock reserved for issuance | $   $ 100,000,000.0   $ 100,000,000.0              
Equity agreement for preferred stock maximum aggregate sales price (up to) | $                 $ 149,100,000    
Preferred Equity Distribution Agreement                      
Class of Stock [Line Items]                      
Shares issued (in shares)   0 0 0 0            
Preferred stock available for future issuance, value | $   $ 100,000,000.0   $ 100,000,000.0              
Preferred Stock                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)   200,000,000   200,000,000   200,000,000          
Preferred stock, par value (in dollars per share) | $ / shares   $ 0.01   $ 0.01   $ 0.01          
Preferred stock, shares outstanding (in shares)   22,164,414   22,164,414   22,164,414          
Preferred stock, shares issued (in shares)   22,164,414   22,164,414   22,164,414          
Stock repurchase | $     $ 1,413,000   $ 2,439,000            
Number of quarters with no dividends that results in voting rights | quarter   6   6              
Preferred Stock | Stock Repurchase Plan                      
Class of Stock [Line Items]                      
Stock repurchase program, authorized amount | $             $ 100,000,000.0        
Shares repurchased (in shares)   0   0              
Stock repurchase | $     $ 1,400,000   $ 2,400,000            
Average cost per share (in dollars per share) | $ / shares     $ 22.23   $ 20.29            
Net income attributable to company's common stockholders | $     $ 100,000   $ 500,000            
Remaining authorized repurchase amount | $   $ 97,600,000   $ 97,600,000              
Series D                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)   8,400,000   8,400,000   8,400,000          
Preferred stock, shares outstanding (in shares)   6,107,318   6,107,318   6,107,318          
Preferred stock, shares issued (in shares)   6,107,318   6,107,318   6,107,318          
Preferred stock, contractual rate, percentage       8.00%   8.00%          
Series D | Stock Repurchase Plan                      
Class of Stock [Line Items]                      
Shares repurchased (in shares)         16,177            
Series E                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)   9,900,000   9,900,000   9,900,000          
Preferred stock, shares outstanding (in shares)   7,343,151   7,343,151   7,343,151          
Preferred stock, shares issued (in shares)   7,343,151   7,343,151   7,343,151          
Preferred stock, contractual rate, percentage       7.875%   7.875%          
Series E | Stock Repurchase Plan                      
Class of Stock [Line Items]                      
Shares repurchased (in shares)     60,058   68,348            
Series F                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)   7,750,000   7,750,000   7,750,000          
Preferred stock, shares outstanding (in shares)   5,740,209   5,740,209   5,740,209          
Preferred stock, shares issued (in shares)   5,740,209   5,740,209   5,740,209          
Preferred stock, contractual rate, percentage       6.875%   6.875%          
Series F | Stock Repurchase Plan                      
Class of Stock [Line Items]                      
Shares repurchased (in shares)     3,000   9,791            
Series G                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)   5,450,000   5,450,000   5,450,000          
Preferred stock, shares outstanding (in shares)   2,973,736   2,973,736   2,973,736          
Preferred stock, shares issued (in shares)   2,973,736   2,973,736   2,973,736          
Preferred stock, contractual rate, percentage       7.00%   7.00%          
Series G | Stock Repurchase Plan                      
Class of Stock [Line Items]                      
Shares repurchased (in shares)     482   26,264            
Common Stock                      
Class of Stock [Line Items]                      
Stock repurchase | $     $ 5,005,000 $ 3,493,000 $ 8,615,000            
Common Stock | Stock Repurchase Plan                      
Class of Stock [Line Items]                      
Stock repurchase program, authorized amount | $             $ 246,000,000.0     $ 200,000,000.0  
Shares repurchased (in shares)   0 560,342 587,347 937,850            
Stock repurchase | $     $ 5,000,000.0 $ 3,500,000 $ 8,600,000            
Average cost per share (in dollars per share) | $ / shares     $ 8.93 $ 5.95 $ 9.19            
Remaining authorized repurchase amount | $   $ 189,700,000   $ 189,700,000