Derivatives - Additional Information (Detail) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($) Derivatives	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) Derivatives	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Risk participation Agreements [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 35	$ 6	$ 27	$ 395
Risk Participation Agreements Purchased [Domain]
Risk participation Agreements [Line Items]
Number of interest rate swaps | Derivatives	27		27
Risk Participation Agreements Sold [Domain]
Risk participation Agreements [Line Items]
Number of interest rate swaps | Derivatives	16		16
Interest Rate Swap [Member]
Risk participation Agreements [Line Items]
Derivative Instruments Designated As Hedging Instruments Interest Expense	$ (715)	(159)	$ (1,925)	159
Derivative, Gain (Loss) on Derivative, Net	(4,800)		(13,800)
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Fair Value, Net	34,260		34,260		$ 38,596
Derivative, Notional Amount	570,000		570,000		570,000
Forward Contracts [Member]
Risk participation Agreements [Line Items]
Derivative Liability, Cost Basis, Gross Asset	6,000		6,000		4,300
Derivative Liability, Fair Value, Gross Asset	5,600		5,600		4,000
Derivative Liability, Notional Amount, Gross Asset	51,400		51,400		12,000
Derivative, Gain (Loss) on Derivative, Net	(600)		(200)
Forward Contracts [Member] | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Fair Value, Net	(653)		(653)		(63)
Derivative, Notional Amount	52,000		52,000		16,000
Derivative, Gain (Loss) on Derivative, Net	(460)	(764)	(590)	(1,036)
Foreign Exchange [Member]
Risk participation Agreements [Line Items]
Derivative, Net Hedge Ineffectiveness Gain (Loss)	0	$ 7	0	$ 5
Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Fair Value, Net	0		0		0
Derivative, Notional Amount	0		0		$ 0
Interest Rate Macro Swap | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	500,000		$ 500,000
Derivative, Underlying			500.0 million
Interest Rate Swap Member - Debt | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	70,000		$ 70,000
2024 [Member] | Interest Rate Swap [Member] | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	30,000		30,000
2026 [Member] | Interest Rate Swap [Member] | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	40,000		40,000
Four Year Oiriginal Maturity | Interest Rate Macro Swap | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	250,000		250,000
Five Year Original Maturity | Interest Rate Macro Swap | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	175,000		175,000
Three Year Original Maturity | Interest Rate Macro Swap | Designated as Hedging Instrument [Member]
Risk participation Agreements [Line Items]
Derivative, Notional Amount	$ 75,000		$ 75,000