Derivative and Hedging Activities, Derivative Instruments Not Designated as Hedging Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount		$ 100,000
Derivative Liability, Notional Amount		300,000
Fair Value, Inputs, Level 2 [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	$ 300
Derivative Liability, Notional Amount		1,400
Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Subject to Master Netting Arrangement, before Offset	42,468	79,807
Derivative Liability, Subject to Master Netting Arrangement, before Offset	23,006	14,369
Derivative Asset, Fair Value, Gross Liability	12,839	12,667
Derivative Liability, Subject to Master Netting Arrangement, Asset Offset	12,839	12,667
Derivative Asset, Collateral, Obligation to Return Cash, Offset	10,343	35,190
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset	8,334	250
Derivative Asset	19,286	31,950
Derivative Liability	1,833	1,452
Foreign Exchange Forward [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	1,731	4,315
Derivative Liability	1,517	4,106
Interest Rate Lock Commitments [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	814	327
Interest Rate Lock Commitments [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	814	327
Interest Rate Lock Commitments [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	0	0
Other Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Subject to Master Netting Arrangement, before Offset	80,606	98,854
Derivative Asset, Fair Value, Gross Liability	12,839	12,667
Derivative Asset, Collateral, Obligation to Return Cash, Offset	10,343	35,190
Derivative Asset	57,424	50,997
Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Subject to Master Netting Arrangement, before Offset	110,787	178,573
Derivative Liability, Subject to Master Netting Arrangement, Asset Offset	12,839	12,667
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset	8,334	250
Derivative Liability	89,614	165,656
Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	10,517	2,960
Derivative Liability	1	2,976
Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	0	0
Derivative Liability	0	0
Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	10,517	2,960
Derivative Liability	1	2,976
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	757	2,457
Derivative Liability	194	563
Designated as Hedging Instrument [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Subject to Master Netting Arrangement, before Offset	11,274	5,418
Designated as Hedging Instrument [Member] | Other Assets [Member] | Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	2,425,000	1,950,000
Designated as Hedging Instrument [Member] | Other Assets [Member] | Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	280,159	127,518
Designated as Hedging Instrument [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Subject to Master Netting Arrangement, before Offset	195	3,539
Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount	25,000	1,150,000
Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount	38,384	216,665
Not Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	66,787	88,541
Derivative Liability	108,631	170,928
Not Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	0	0
Derivative Liability	0	0
Not Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	66,787	88,541
Derivative Liability	108,631	170,928
Not Designated as Hedging Instrument [Member] | Interest Rate Lock Commitments [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	814	580
Not Designated as Hedging Instrument [Member] | Forward commitments to sell residential mortgage loans [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability	444	0
Not Designated as Hedging Instrument [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Subject to Master Netting Arrangement, before Offset	69,332	93,436
Not Designated as Hedging Instrument [Member] | Other Assets [Member] | Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	4,775,818	3,858,867
Not Designated as Hedging Instrument [Member] | Other Assets [Member] | Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	48,904	68,028
Not Designated as Hedging Instrument [Member] | Other Assets [Member] | Interest Rate Lock Commitments [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	39,998	28,580
Not Designated as Hedging Instrument [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Subject to Master Netting Arrangement, before Offset	110,592	175,034
Not Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount	7,072,274	6,992,894
Not Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount	43,787	74,199
Not Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Forward commitments to sell residential mortgage loans [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount	$ 107,000	$ 85,000