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Note 6 - Premises and Equipment | 12 Months Ended
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Dec. 31, 2022
Notes to Financial Statements |
Property, Plant and Equipment Disclosure [Text Block] | Note 6: Premises and Equipment A summary of the cost and accumulated depreciation of premises and equipment as of the dates indicated, follows:
|  | December 31, |
|  | 2022 |  |  | 2021 |
Premises |  | $ | 15,435 |  |  | $ | 14,933 |
Furniture and equipment |  |  | 6,658 |  |  |  | 6,819 |
Premises and equipment |  | $ | 22,093 |  |  | $ | 21,752 |
Accumulated depreciation |  |  | (11,722 | ) |  |  | (12,030 | )
Premises and equipment, net |  | $ | 10,371 |  |  | $ | 9,722 |
Depreciation expense for the years ended December 31, 2022 and 2021 amounted to $609 and $636, respectively. Premises includes construction in process. NBB has purchased land and developed plans for a new branch building in Roanoke, Virginia. The amount included in construction in process totals $1,586 as of December 31, 2022.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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