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v3.24.2

Other Real Estate Owned (Tables) | 6 Months Ended
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Jun. 30, 2024
Other Real Estate Owned |
Summary of Activity in OREO Balances | A summary of the activity in other real estate owned (“OREO”) during the six months ended June 30, 2024 and 2023 is as follows: ​
​ | ​ | ​ | ​ | ​ | ​
​ | For the six months ended June 30,
​ | 2024 | ​ | 2023
Beginning balance | $ | 4,088 |  | $ | 3,731
Impairments |  | — | ​ |  | (13)
Sales |  | (2,562) | ​ |  | (260)
Ending balance | $ | 1,526 | ​ | $ | 3,458

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- Definition Summary Of Activity Related To Other Real Estate Owned [Table Text Block] + References No definition available. + Details
Name: | nbhc_SummaryOfActivityRelatedToOtherRealEstateOwnedTableTextBlock
Namespace Prefix: | nbhc_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_RealEstateAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration