Quarterly report pursuant to Section 13 or 15(d)

Loans Held for Sale, at Fair Value - Schedule of Mortgage Loans Held For Sale that were Greater Than 90 Days Past Due And On Non-Accrual Status (Detail)

v3.22.2
Loans Held for Sale, at Fair Value - Schedule of Mortgage Loans Held For Sale that were Greater Than 90 Days Past Due And On Non-Accrual Status (Detail) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Mortgage Loans Held For Sale That Were Greater Than 90 Days Past Due And OnNonAccrualStatus [Line Items]    
Mortgage loans held for sale, Aggregate Unpaid Principal Balance $ 5,132 $ 7,076
Mortgage loans held for sale, Total Difference (381) (718)
Residential Mortgage Loans [Member]    
Mortgage Loans Held For Sale That Were Greater Than 90 Days Past Due And OnNonAccrualStatus [Line Items]    
Mortgage loans held for sale, Aggregate Unpaid Principal Balance 3,386 3,195
Commercial Mortgage Loans [Member]    
Mortgage Loans Held For Sale That Were Greater Than 90 Days Past Due And OnNonAccrualStatus [Line Items]    
Mortgage loans held for sale, Aggregate Unpaid Principal Balance 1,361 3,323
Loans 90 Days Or More Past Due And On Non Accrual Status [Member]    
Mortgage Loans Held For Sale That Were Greater Than 90 Days Past Due And OnNonAccrualStatus [Line Items]    
Mortgage loans held for sale, Fair Value 4,751 6,358
Loans 90 Days Or More Past Due And On Non Accrual Status [Member] | Residential Mortgage Loans [Member]    
Mortgage Loans Held For Sale That Were Greater Than 90 Days Past Due And OnNonAccrualStatus [Line Items]    
Mortgage loans held for sale, Fair Value 3,771 3,753
Loans 90 Days Or More Past Due And On Non Accrual Status [Member] | Commercial Mortgage Loans [Member]    
Mortgage Loans Held For Sale That Were Greater Than 90 Days Past Due And OnNonAccrualStatus [Line Items]    
Mortgage loans held for sale, Fair Value $ 1,365 $ 3,163