Quarterly report pursuant to Section 13 or 15(d)

Fair Value - Summary of Information Regarding The Servicing Portfolio of Retained MSRs (Detail)

v3.21.2
Fair Value - Summary of Information Regarding The Servicing Portfolio of Retained MSRs (Detail)
Sep. 30, 2021
Dec. 31, 2020
Servicing Portfolio Of Retained Mortgage Servicing Rights [Abstract]    
Capitalization servicing rate 1.00% 0.80%
Capitalization servicing multiple 4.00% 3.20%
Weighted-average servicing fee (in basis points) 25.00% 25.00%