Derivative Instruments and Hedging Activities - Schedule of Gross Amounts of Derivative Assets and Derivative Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Derivative Assets (Included in Other Assets)
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Notional Amount	$ 996,867	$ 1,037,762
Derivative financial assets	$ 88,896	$ 33,933
Derivative Liabilities (Included in Other Liabilities)
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Notional Amount	$ 1,496,758	$ 1,017,178
Derivative financial liabilities	111,647	33,631
Interest rate swaps - commercial loans
Derivative Assets (Included in Other Assets)
Derivative financial assets	88,888	33,528
Derivative Liabilities (Included in Other Liabilities)
Derivative financial liabilities	111,644	33,631
Designated as Hedging Instruments
Derivative Assets (Included in Other Assets)
Notional Amount	0	0
Derivative financial assets	0	0
Derivative Liabilities (Included in Other Liabilities)
Notional Amount	500,000	0
Derivative financial liabilities	22,724	0
Designated as Hedging Instruments | Cash Flow Hedge
Derivative Assets (Included in Other Assets)
Notional Amount	0	0
Derivative financial assets	0	0
Derivative Liabilities (Included in Other Liabilities)
Notional Amount	500,000	0
Derivative financial liabilities	22,724	0
Not Designated as Hedging Instruments
Derivative Assets (Included in Other Assets)
Notional Amount	996,867	1,037,762
Derivative financial assets	88,896	33,933
Derivative Liabilities (Included in Other Liabilities)
Notional Amount	996,758	1,017,178
Derivative financial liabilities	88,923	33,361
Not Designated as Hedging Instruments | Interest rate swaps - commercial loans
Derivative Assets (Included in Other Assets)
Notional Amount	996,542	1,017,178
Derivative financial assets	88,888	33,528
Derivative Liabilities (Included in Other Liabilities)
Notional Amount	996,542	1,017,178
Derivative financial liabilities	88,920	33,361
Not Designated as Hedging Instruments | Interest rate lock commitments
Derivative Assets (Included in Other Assets)
Notional Amount	0	12,148
Derivative financial assets	0	401
Derivative Liabilities (Included in Other Liabilities)
Notional Amount	216	0
Derivative financial liabilities	3	0
Not Designated as Hedging Instruments | Forward sale contracts—mortgage loans
Derivative Assets (Included in Other Assets)
Notional Amount	325	8,436
Derivative financial assets	8	4
Derivative Liabilities (Included in Other Liabilities)
Notional Amount	0	0
Derivative financial liabilities	$ 0	$ 0