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Note 11- Leases (Details Textual) |  |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Nov. 19, 2025 USD ($) | Mar. 28, 2025 USD ($) | Feb. 14, 2024 USD ($) | Feb. 14, 2024 USD ($) | Dec. 31, 2025 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Operating Lease, Right-of-Use Asset |  |  |  |  | $ 28,860,000 | $ 24,334,000 |
Operating Lease, Liability |  |  |  |  | $ 29,029,000 | $ 24,759,000 |
Operating Lease, Weighted Average Discount Rate, Percent |  |  |  |  |  | 8.30% |
Operating Lease, Weighted Average Remaining Lease Term (Year) |  |  |  |  | 13 years 6 months | 14 years 3 months 18 days |
Lease, Cost |  |  |  |  | $ 3,584,000 | $ 3,064,000 |
Operating Lease, Cost |  |  |  |  | 3,469,000 | 3,004,000 |
Short-Term Lease, Cost |  |  |  |  | 54,000 | 29,000 |
Variable Lease, Cost |  |  |  |  | 61,000 | 31,000 |
Operating Lease, Payments |  |  |  |  | 3,095,000 | 2,655,000 |
Occupancy and Equipment Expense [Member] |  |  |  |  |  |  |
Operating Lease, Expense |  |  |  |  | $ 3,523,000 | $ 3,033,000 | $ 599,000
Purchase Agreement [Member] | BBS Branch III, LLC [Member] |  |  |  |  |  |  |
Operating Lease, Right-of-Use Asset | $ 5,300,000 |  |  |  |  |  |
Operating Lease, Liability | 4,700,000 |  |  |  |  |  |
Sale and Leaseback Transaction, Gain (Loss), Net | $ 5,500,000 |  |  |  |  |  |
Each Lease Agreement for Properties Sold and Leased Back [Member] |  |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  |  | 15 years | 15 years |  |  |
Lessee, Operating Lease, Renewal Term (Year) |  |  | 15 years | 15 years |  |  |
Lease Agreement for Properties Sold and Leased Back [Member] |  |  |  |  |  |  |
Operating Lease, Annual Rent |  |  | $ 2,400,000 |  |  |  |
Operating Lease, Term of Contract, Annual Rent Increase, Percentage |  |  | 2.00% | 2.00% |  |  |
Operating Lease, Renewal Term, Annual Rent Increase, Percentage |  |  | 2.00% | 2.00% |  |  |
Two Administrative Buildings Located in Quincy California [Member] |  |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  | 15 years |  |  |  |  |
Lessee, Operating Lease, Renewal Term (Year) |  | 5 years |  |  |  |  |
Operating Lease, Annual Rent |  | $ 463,000 |  |  |  |  |
Operating Lease, Term of Contract, Annual Rent Increase, Percentage |  | 3.00% |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | The Properties [Member] |  |  |  |  |  |  |
Number of Real Estate Properties |  |  | 9 | 9 |  |  |
Proceeds from Sale of Productive Assets |  |  |  | $ 25,700,000 |  |  |
Gain (Loss) on Sale of Properties |  |  |  | 19,900,000 |  |  |
Operating Lease, Right-of-Use Asset |  |  | $ 22,300,000 | 22,300,000 |  |  |
Operating Lease, Liability |  |  | $ 22,300,000 | $ 22,300,000 |  |  |

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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482130/360-10-45-5 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-3 + Details
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- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-3 + Details
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 12 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-12 + Details
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- Definition Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479741/842-40-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (s) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476148/220-40-50-22 + Details
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- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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