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Derivative Instruments and Hedging Activities (Schedule of Derivative Instruments, Effect on Hedging) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Derivative [Line Items] |  |  |  |  |
Loans, including fees | $ 478,448 | $ 369,323 | $ 1,230,847 | $ 1,113,102 |
Deposits | 46,917 | 16,086 | 79,077 | 60,475 |
Long-term debt | 22,156 | 11,465 | 41,069 | 33,851 |
Other borrowings | 4,307 | 36 | 5,432 | 104 |
Net interest income | 477,919 | 384,917 | 1,295,555 | 1,140,634 |
Loans, including fees |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Net interest income |  | 369,323 |  | 1,113,102 |
Loans, including fees | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Pre-tax income (loss) recognized on hedges | (10,253) |  | 4,556 |  |
Loans, including fees | Fair Value Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Recognized on derivatives | 0 |  | 0 |  |
Recognized on hedged items | 0 |  | 0 |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Loans, including fees | Interest rate contracts | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | (10,253) | 4,009 | 4,556 | 9,265 |
Pre-tax income (loss) recognized on hedges |  | $ 4,009 |  | $ 9,265 |
Deposits | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Deposits | Fair Value Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Recognized on derivatives | (17,523) |  | (20,341) |  |
Recognized on hedged items | 17,523 |  | 20,341 |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Deposits | Interest rate contracts | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | 0 |  | 0 |  |
Deposits | Interest rate contracts | Fair Value Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Recognized on hedged items |  |  | 20,341 |  | $ 0
Long-term debt | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Long-term debt | Fair Value Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Recognized on derivatives | (17,769) |  | (19,224) |  |
Recognized on hedged items | 17,769 |  | 19,224 |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Long-term debt | Interest rate contracts | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | 0 |  | 0 |  |
Long-term debt | Interest rate contracts | Fair Value Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Recognized on hedged items |  |  |  |  | $ 0
Other borrowings | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Other borrowings | Fair Value Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Recognized on derivatives | (300) |  | (300) |  |
Recognized on hedged items | 300 |  | 300 |  |
Pre-tax income (loss) recognized on hedges | 0 |  | 0 |  |
Other borrowings | Interest rate contracts | Cash Flow Hedges |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Realized gains (losses) reclassified from AOCI, pre-tax, to interest income on loans | $ 0 |  | $ 0 |  |

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