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Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Oct. 26, 2023 | Jan. 31, 2020 | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | May 31, 2016
Accounting Policies [Line Items] |  |  |  |  |  |
Other real estate owned |  |  | $ 60,695,000 | $ 62,025,000 | $ 16,949,000 |
Interest in nonconsolidated VIE |  |  | 0 | 3,400,000 |  |
Charge-offs |  |  | 202,408,000 | 24,920,000 | 4,640,000 |
Advertising costs |  |  | $ 1,700,000 | $ 858,000 | $ 978,000 |
Minimum exercisable prices (in dollars per share) |  |  | $ 8.57 | $ 6.87 | $ 6.87 |
Maximum exercisable prices (in dollars per share) |  |  | $ 43.89 | $ 30.32 | $ 18.81 |
Anti-dilutive shares not included in earnings per share calculation |  |  | 32,624 | 103,189 | 157,573 |
Amortization expense per year |  |  | $ 173,000 |  |  |
Accumulated Amortization |  |  | 3,635,000 | $ 3,237,000 |  |
Goodwill |  |  | 263,000 | 263,000 |  |
Purchase of lease receivables |  |  | 23,100,000 | 46,700,000 |  |
Other liabilities |  |  | $ 74,767,000 | 68,018,000 |  |
Common Stock Repurchase Program, 2025 [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Share repurchased during period, shares |  |  | 5,645,914 |  |  |
Average cost of repurchased stock (in dollars per share) |  |  | $ 66.42 |  |  |
Amount per quarter planned for stock repurchase |  |  | $ 37,500,000 |  |  |
Common Stock Repurchase Program, 2024 [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Cost of repurchased share | $ 250,000,000.0 |  |  |  |  |
McMahon Leasing [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Goodwill |  | $ 263,000 |  |  |  |
Payments to Acquire Businesses, Gross |  | 8,700,000 |  |  |  |
Finite-lived Intangible Assets Acquired |  | 1,100,000 |  |  |  |
Maximum [Member] | Common Stock Repurchase Program, 2025 [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Amount per quarter planned for stock repurchase |  |  | $ 150,000,000.0 |  |  |
Internal Use Software [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful life |  |  | 7 years |  |  |
Total capitalized software costs |  |  | $ 3,300,000 | 5,000,000.0 |  |
Amortization of intangible assets |  |  | 1,500,000 | 1,100,000 | $ 1,600,000 |
Customer List Intangibles [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Accumulated Amortization |  |  | 3,635,000 | 3,237,000 |  |
Finite-Lived Intangible Assets, Gross |  |  | $ 4,093,000 | 4,093,000 |  |
Finite-Lived Intangible Assets, Remaining Amortization Period |  |  |  |  |  | 10 years
Customer List Intangibles [Member] | McMahon Leasing [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful life |  |  | 12 years |  |  |
Accumulated Amortization |  |  | $ 345,000 | 287,000 |  |
Finite-Lived Intangible Assets, Gross |  | 689,000 |  |  |  |
Amortization Expense Over Next Five Years |  |  | 287,000 |  |  |
Trade Names [Member] | McMahon Leasing [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Finite-lived Intangible Assets Acquired |  | $ 135,000 |  |  |  |
Fair Value, Measurements, Recurring [Member] |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Loans held for sale |  |  | $ 139,389,000 | $ 223,115,000 |  |

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- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
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