Quarterly report pursuant to Section 13 or 15(d)

Business, Basis of Presentation, and Accounting Policies - Additional Information (Details)

v3.21.2
Business, Basis of Presentation, and Accounting Policies - Additional Information (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
May 10, 2021
USD ($)
shares
Jun. 30, 2021
USD ($)
$ / shares
shares
Mar. 31, 2020
$ / shares
Jun. 30, 2021
USD ($)
subsidiary
Jun. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Business Acquisition [Line Items]            
Number of wholly owned subsidiaries | subsidiary       1    
Account balance in trust for investors and escrow balances for mortgagors   $ 1,400,000   $ 1,400,000   $ 1,700,000
Common stock dividends (in dollars per share) | $ / shares   $ 1.00 $ 10,772      
Dividends paid   $ 60,000   $ 60,000 $ 10,000  
RMS            
Business Acquisition [Line Items]            
Business acquisition, consideration transferred $ 204,900          
Cash payments $ 189,600          
Shares issued for acquisition (in shares) | shares 996,644          
Dividend Equivalent Units (DEUs)            
Business Acquisition [Line Items]            
Awards issued (in shares) | shares   92,467