- DefinitionPercentage of award to vest on termination in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).
| Name: |
istr_EmployeeBenefitPlanTerminationPlanVestingOnTermination |
| Namespace Prefix: |
istr_ |
| Data Type: |
dtr-types:percentItemType |
| Balance Type: |
na |
| Period Type: |
instant |