v3.22.1
Shareholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
May 06, 2021
Mar. 03, 2021
Feb. 21, 2017
Class of Stock [Line Items]            
Common stock, shares authorized (in shares) 150,000,000          
Common stock, shares issued (in shares) 93,311,414   92,316,107      
Common stock, shares outstanding (in shares) 87,058,833   86,467,242      
Preference shares issued (in shares) 18,600,000          
Preference shares outstanding (in shares) 18,600,000          
Undesignated shares (in shares) 38,088,586          
Preference shares outstanding, held by non-affiliates (in shares) 6,093,532          
Stock repurchase program, remaining authorized repurchase amount     $ 74,245      
Treasury shares repurchased (in shares) 0 0        
Shares repurchased for tax withholding (in shares) 403,716 799,548        
Shares repurchased for tax withholding, price per share (in dollars per share) $ 2.52 $ 2.95        
Preferred Stock            
Class of Stock [Line Items]            
Stock repurchased, authorized amount (up to)       $ 50,000 $ 100,000  
Stock repurchase program, remaining authorized repurchase amount $ 10,746          
Common shares            
Class of Stock [Line Items]            
Stock repurchased, authorized amount (up to)           $ 100,000
Stock repurchase program, remaining authorized repurchase amount $ 74,245