- DefinitionActuarial assumption sensitivity effect on defined benefit obligation amount.
+ References
+ Details
| Name: |
hmh_ActuarialAssumptionSensitivityEffectOnDefinedBenefitObligationAmount |
| Namespace Prefix: |
hmh_ |
| Data Type: |
xbrli:monetaryItemType |
| Balance Type: |
credit |
| Period Type: |
instant |