- DefinitionTabular disclosure of maturities of time deposits (including certificates of deposits, individual retirement accounts and open accounts) held by the entity.
| Name: |
nksh_ScheduledMaturitiesOfTimeDepositsTableTextBlock |
| Namespace Prefix: |
nksh_ |
| Data Type: |
dtr-types:textBlockItemType |
| Balance Type: |
na |
| Period Type: |
duration |