v3.26.1
Fair Value of Financial Measurements - Additional Information (Details) - USD ($)
6 Months Ended
12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Fair Value Disclosures [Abstract]
Fair value of assets transfer between levels
$ 0
$ 0
X
- Definition
Fair value of assets transfer between levels.
+ References
No definition available.
+ Details
Name:
hrtg_FairValueOfAssetsTransferBetweenLevels
Namespace Prefix:
hrtg_
Data Type:
xbrli:monetaryItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_FairValueDisclosuresAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration