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Derivative Financial Instruments and Hedging Activities - Narrative (Details)
 3 Months Ended
Mar. 31, 2023
Minimum  
Derivative [Line Items]  
Coverage ratio 0.25
Loans held-for-sale, period of sale 3 days
Minimum | Forward loans IRLCs  
Derivative [Line Items]  
Loan commitment, term 5 days
Loan commitment, average term 40 days
Loan Commitment to Correspondents 5 days
Maximum  
Derivative [Line Items]  
Coverage ratio 0.30
Loans held-for-sale, period of sale 25 days
Maximum | Forward loans IRLCs  
Derivative [Line Items]  
Loan commitment, term 90 days
Loan commitment, average term 60 days
Loan Commitment to Correspondents 15 days