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Note 7 - Deposits (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Scheduled Maturities of Time Deposits [Table Text Block] |
2021 |  | $ | 64,320 |
2022 |  |  | 18,905 |
2023 |  |  | 2,990 |
2024 |  |  | 274 |
2025 |  |  | 3,093 |
Thereafter |  |  | - |
Total time deposits |  | $ | 89,582 |

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- Definition Tabular disclosure of maturities of time deposits (including certificates of deposits, individual retirement accounts and open accounts) held by the entity. + References No definition available. + Details
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Namespace Prefix: | nksh_
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Balance Type: | na
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- References No definition available. + Details
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Period Type: | duration