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Derivatives and Hedging Activities - Narrative (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Mar. 31, 2020
Sep. 30, 2019
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Interest rate locks          
Interest rate swap derivative financial instruments          
Off-balance sheet commitments     $ 151,038 $ 229,862  
Interest rate locks | Prepaid Expenses and Other Current Assets          
Interest rate swap derivative financial instruments          
Gross amounts of recognized assets     3,008 8,605  
Interest rate caps          
Interest rate swap derivative financial instruments          
Forecasted notional amount $ 130,500        
Derivative, term of contract 5 years        
Interest rate expense recorded on interest rate swap     168 126  
Interest rate caps | Prepaid Expenses and Other Current Assets          
Interest rate swap derivative financial instruments          
Gross amounts of recognized assets     934 201  
Interest rate caps | Minimum Range          
Interest rate swap derivative financial instruments          
Derivative, cap interest rate 1.50%        
Interest rate caps | Maximum Range          
Interest rate swap derivative financial instruments          
Derivative, cap interest rate 2.00%        
TBA hedge          
Interest rate swap derivative financial instruments          
Forecasted notional amount   $ 260,000      
Interest rate expense recorded on interest rate swap     0 0 $ 5,532
Loss on termination of interest rate swaps   $ 9,997      
Forward commitments to sell TBA securities          
Interest rate swap derivative financial instruments          
Forecasted notional amount     116,500 206,000  
Forward commitments to sell TBA securities | Other Liabilities          
Interest rate swap derivative financial instruments          
Derivative asset, fair value, gross liability     $ 80 $ 2,056