v3.25.4
Fair Value - Summary of Additional Information about Unobservable Inputs Used in Fair Value Measurement (Detail) - Fair Value, Measurements, Nonrecurring [Member] - Level 3 [Member]
$ in Thousands
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Individually Evaluated Real Estate Loans [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Fair Value $ 13,337 $ 17,369
Individually Evaluated Real Estate Loans [Member] | Minimum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.04 0.05
Individually Evaluated Real Estate Loans [Member] | Maximum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.22 0.44
Individually Evaluated Real Estate Loans [Member] | Weighted Average [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.13 0.24
Commercial Business [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Fair Value $ 15,290  
Individually Evaluated Other Real Estate Owned [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Fair Value $ 2,198 $ 2,198
Individually Evaluated Other Real Estate Owned [Member] | Minimum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.03 0.03
Individually Evaluated Other Real Estate Owned [Member] | Maximum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.13 0.13
Individually Evaluated Other Real Estate Owned [Member] | Weighted Average [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.08 0.08
EBITDA Multiple [Member] | Commercial Business [Member] | Minimum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.06  
EBITDA Multiple [Member] | Commercial Business [Member] | Maximum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.21  
EBITDA Multiple [Member] | Commercial Business [Member] | Weighted Average [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.10  
Revenue Multiple [Member] | Commercial Business [Member] | Minimum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.001  
Revenue Multiple [Member] | Commercial Business [Member] | Maximum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.01  
Revenue Multiple [Member] | Commercial Business [Member] | Weighted Average [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Range 0.01