Fair Value - Summary of Assets Measured at Fair Value on Nonrecurring Basis (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Disclosure of Other Real Estate Owned Measured at Fair Value on a Nonrecurring Basis Table [Line Items]
Other equity investments	$ 23,776	$ 14,184
Loans held for sale	69,534	121,943
OREO	195	157
Level 2 [Member]
Disclosure of Other Real Estate Owned Measured at Fair Value on a Nonrecurring Basis Table [Line Items]
Other equity investments	23,776	14,184
Fair Value, Nonrecurring [Member]
Disclosure of Other Real Estate Owned Measured at Fair Value on a Nonrecurring Basis Table [Line Items]
Other equity investments	23,776	14,184
Impaired loans, net	34,888	8,344
Loans held for sale	69,534	121,943
OREO	195	157
Fair Value, Nonrecurring [Member] | Level 2 [Member]
Disclosure of Other Real Estate Owned Measured at Fair Value on a Nonrecurring Basis Table [Line Items]
Other equity investments	23,776	14,184
Loans held for sale	69,534	121,943
Fair Value, Nonrecurring [Member] | Level 3 [Member]
Disclosure of Other Real Estate Owned Measured at Fair Value on a Nonrecurring Basis Table [Line Items]
Impaired loans, net	34,888	8,344
OREO	$ 195	$ 157