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Securities (Schedule of Securities Available-for-Sale) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 1,869,198 | $ 1,172,175
Gross Unrealized Gains | 36,068 | 46,003
Gross Unrealized Losses | (15,649) | (326)
Fair Value | 1,889,617 | 1,217,852
Obligations of State and Political Subdivisions |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 896,048 | 548,273
Gross Unrealized Gains | 31,138 | 33,077
Gross Unrealized Losses | (1,480) | (103)
Fair Value | 925,706 | 581,247
MBS/CMO |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 797,693 | 535,526
Gross Unrealized Gains | 4,738 | 12,806
Gross Unrealized Losses | (10,481) | (25)
Fair Value | 791,950 | 548,307
US Gov’t Sponsored Entities & Agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 175,457 | 88,376
Gross Unrealized Gains | 192 | 120
Gross Unrealized Losses | (3,688) | (198)
Fair Value | $ 171,961 | $ 88,298

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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- Definition Amortized cost excluding accrued interest, before allowance for credit loss, 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 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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- Definition Amount excluding accrued interest, 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/2009/role/commonPracticeRef -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 + Details
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