Fair Value Measurements - Assets Measured at Fair Value on Nonrecurring Basis (Detail) - Level 3 [Member] - Nonrecurring [Member] - USD ($) $ in Thousands |
Sep. 30, 2023 |
Dec. 31, 2022 |
---|---|---|
Equity Securities [Member] | ||
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | ||
Total Fair Value | $ 14,827 | $ 15,512 |
Collateral Dependent Loans [Member] | ||
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | ||
Total Fair Value | 363 | 1,618 |
Repossessed Assets [Member] | ||
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | ||
Total Fair Value | 348 | 180 |
Other Real Estate Owned [Member] | ||
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | ||
Total Fair Value | $ 6,453 | $ 34,999 |