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FAIR VALUE - Other non-financial assets (Details) (Other Non-financial Assets, Significant Unobservable Inputs (Level 3), USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2015	Feb. 28, 2014
Other Non-financial Assets | Significant Unobservable Inputs (Level 3)
Fair value measurement on non-recurring basis using significant unobservable inputs (Level 3)
Beginning balances	$ 775,550hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetValue / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member	$ 808,869hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetValue / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Total gains/income (losses/expense):
Included in net income - realized	(34,152)hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetGainLossIncludedInEarnings / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member	(33,403)hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetGainLossIncludedInEarnings / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Acquired during the period	205,764hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetPurchases / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member	339hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetPurchases / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Acquisition adjustments and retirements during the period	995hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetAcquisitionAdjustments / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member	(255)hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetAcquisitionAdjustments / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Ending balances	$ 948,157hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetValue / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member	$ 775,550hele_FairValueMeasurementWithUnobservableInputsReconciliationNonrecurringBasisAssetValue / us-gaap_FairValueByAssetClassAxis = hele_OtherNonFinancialAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member

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- Definition

Represents acquisition adjustments during the period in relation to assets measured at fair value on a non-recurring basis and categorized within Level 3 of the fair value hierarchy.

+ References

No definition available.

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- Definition

Represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a non-recurring basis using unobservable inputs (Level 3), which are included in earnings or resulted in a change in net asset value.

+ References

No definition available.

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- Definition

Represents purchases that have taken place during the period in relation to assets measured at fair value on a non-recurring basis and categorized within Level 3 of the fair value hierarchy.

+ References

No definition available.

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- Definition

Represents an asset measured at fair value on a non-recurring basis using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances.

+ References

No definition available.

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