FORECLOSED ASSETS - Gains (losses) on Foreclosed Assets (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Other Real Estate, Foreclosed Assets, and Repossessed Assets [Abstract]
Direct write-downs	$ 0	$ (10)	$ (14)	$ (36)
Net gain (loss) on sales	14	(18)	41	95
Gains (losses) on foreclosed assets	$ 14	$ (28)	$ 27	$ 59

The amount of direct write down of foreclosed asset to reduce it's value with the intent to offset a loss or expense.

No definition available.

Name:	hbt_ForeclosedAssetDirectWriteDowns
Namespace Prefix:	hbt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration