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Fair Value Measurements (Schedule Of Estimates Of Fair Value Of Financial Instruments) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] |  |
Debt Securities, Available-for-sale | $ 1,408,165 | $ 1,176,797
Other Investment Securities | 25,531 | 29,364
Carrying Amount |  |
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] |  |
Cash and Cash Equivalents, Fair Value Disclosure | 634,631 | 528,659
Debt Securities, Available-for-sale | 1,408,165 | 1,176,797
Other Investment Securities | 9,211 | 11,839
Loans Receivable, Fair Value Disclosure | 3,525,648 | 3,597,570
Accrued Interest Receivable Fair Value Disclosure | 15,627 | 15,793
Derivative Asset | 29,029 | 53,166
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] |  |
Deposits, Fair Value Disclosure | 4,925,336 | 4,652,216
Short-term Debt, Fair Value | 312,458 | 295,956
Accrued Interest Payable Fair Value Disclosure | 600 | 1,586
Derivative Liability | 24,283 | 53,288
Fair Value |  |
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] |  |
Cash and Cash Equivalents, Fair Value Disclosure | 634,631 | 528,659
Debt Securities, Available-for-sale | 1,408,165 | 1,176,797
Other Investment Securities | 9,211 | 11,839
Loans Receivable, Fair Value Disclosure | 3,456,539 | 3,578,013
Accrued Interest Receivable Fair Value Disclosure | 15,627 | 15,793
Derivative Asset | 29,029 | 53,166
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] |  |
Deposits, Fair Value Disclosure | 4,926,724 | 4,665,905
Short-term Debt, Fair Value | 312,458 | 295,956
Accrued Interest Payable Fair Value Disclosure | 600 | 1,586
Derivative Liability | 24,283 | 53,288
Level 1 |  |
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] |  |
Cash and Cash Equivalents, Fair Value Disclosure | 634,631 | 528,659
Debt Securities, Available-for-sale | 0 | 0
Other Investment Securities | 4,134 | 6,800
Loans Receivable, Fair Value Disclosure | 0 | 0
Accrued Interest Receivable Fair Value Disclosure | 15,627 | 15,793
Derivative Asset | 0 | 0
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] |  |
Deposits, Fair Value Disclosure | 3,856,421 | 3,392,194
Short-term Debt, Fair Value | 0 | 0
Accrued Interest Payable Fair Value Disclosure | 600 | 1,586
Derivative Liability | 0 | 0
Level 2 |  |
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] |  |
Cash and Cash Equivalents, Fair Value Disclosure | 0 | 0
Debt Securities, Available-for-sale | 1,404,704 | 1,167,962
Other Investment Securities | 5,077 | 5,039
Loans Receivable, Fair Value Disclosure | 0 | 0
Accrued Interest Receivable Fair Value Disclosure | 0 | 0
Derivative Asset | 29,029 | 53,166
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] |  |
Deposits, Fair Value Disclosure | 1,070,303 | 1,273,711
Short-term Debt, Fair Value | 312,458 | 295,956
Accrued Interest Payable Fair Value Disclosure | 0 | 0
Derivative Liability | 24,283 | 53,288
Level 3 |  |
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] |  |
Cash and Cash Equivalents, Fair Value Disclosure | 0 | 0
Debt Securities, Available-for-sale | 3,461 | 8,835
Other Investment Securities | 0 | 0
Loans Receivable, Fair Value Disclosure | 3,456,539 | 3,578,013
Accrued Interest Receivable Fair Value Disclosure | 0 | 0
Derivative Asset | 0 | 0
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] |  |
Deposits, Fair Value Disclosure | 0 | 0
Short-term Debt, Fair Value | 0 | 0
Accrued Interest Payable Fair Value Disclosure | 0 | 0
Derivative Liability | $ 0 | $ 0

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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- Definition Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits. + References No definition available. + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 + Details
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- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date. + References No definition available. + Details
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