Quarterly report pursuant to Section 13 or 15(d)

Mortgage Loans Held for Sale, at Fair Value - Schedule of Mortgage Loans Held For Sale, At Fair Value (Detail)

v3.21.2
Mortgage Loans Held for Sale, at Fair Value - Schedule of Mortgage Loans Held For Sale, At Fair Value (Detail) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Mortgage Loans Held for Sale At Fair Value [Line Items]    
Fair value adjustments $ 54,666 $ 81,323
Total mortgage loans held for sale, at fair value 2,057,542 2,222,811
Residential Mortgage Loans [Member]    
Mortgage Loans Held for Sale At Fair Value [Line Items]    
Mortgage loans held for sale 1,858,087 2,000,795
Commercial Mortgage Loans [Member]    
Mortgage Loans Held for Sale At Fair Value [Line Items]    
Mortgage loans held for sale $ 144,789 $ 140,693