The percentage by which the foreign currency appreciated (depreciated) against the US dollar during the period.

No definition available.

Name:	hele_ForeignCurrencyPercentageAppreciationDepreciation
Namespace Prefix:	hele_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the value of foreign currency per dollar after devaluation.

+ References

No definition available.

+ Details

Name:	hele_ValueOfForeignCurrencyPerDollarAfterDevaluation
Namespace Prefix:	hele_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the value of foreign currency per dollar before devaluation.

+ References

No definition available.

+ Details

Name:	hele_ValueOfForeignCurrencyPerDollarBeforeDevaluation
Namespace Prefix:	hele_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ConcentrationRiskLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section S99
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521

+ Details

Name:	us-gaap_ForeignCurrencyExchangeRateTranslation1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 20
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30700-110894

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30690-110894

+ Details

Name:	us-gaap_ForeignCurrencyTransactionGainLossBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_ForeignCurrencyTranslationAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Sum of the carrying amounts as of the balance sheet date of all investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(h))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_Investments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ Details

Name:	us-gaap_OperatingIncomeLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	hele_ExchangeAxis=hele_SicadMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=hele_IncomeTaxExpenseBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CurrencyAxis=currency_VEF
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	hele_ExchangeAxis=hele_SimadiForeignExchangeMechanismMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CurrencyAxis=currency_CNY
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=country_VE
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=us-gaap_GeographicConcentrationRiskMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=hele_SegmentGeographicalGroupsOfCountriesNonUSDTransactionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Financial Instruments and Risk Management (Details) $ in Thousands	1 Months Ended	3 Months Ended			9 Months Ended
	Feb. 28, 2013 VEF / $	Nov. 30, 2015 USD ($) VEF / $	Aug. 31, 2015	Nov. 30, 2014 USD ($)	Nov. 30, 2015 USD ($) VEF / $	Nov. 30, 2014 USD ($)
Currency Exchange Uncertainties
Operating income		$ 55,633		$ 65,043	$ 114,608	$ 112,769
SICAD
Currency Exchange Uncertainties
Foreign currency exchange rate ( in foreign currency per dollar) \| VEF / $		13.50			13.50
SG&A
Foreign Currency Risk and Currency Exchange Uncertainties
Net foreign exchange gains (losses), including the impact of currency hedges and currency swaps		$ (440)		(2,210)	$ (2,540)	(3,340)
Income Tax Expense (Benefit)
Foreign Currency Risk and Currency Exchange Uncertainties
Net foreign exchange gains (losses), including the impact of currency hedges and currency swaps		$ 270		180	$ 330	280
Venezuelan Bolivar
Currency Exchange Uncertainties
Value of foreign currency before devaluation (in Bolivars per dollar) \| VEF / $	4.30
Value of foreign currency after devaluation (in Bolivars per dollar) \| VEF / $	6.30
Foreign currency exchange rate ( in foreign currency per dollar) \| VEF / $		6.30			6.30
Venezuelan Bolivar \| SIMADI
Currency Exchange Uncertainties
Foreign currency exchange rate ( in foreign currency per dollar)		200			200
Chinese Renminbi
Currency Exchange Uncertainties
Depreciation against the USD, as a percent			4.40%
Venezuela
Currency Exchange Uncertainties
Operating income		$ 3,120		$ 1,190	$ 6,440	$ 2,500
Geographic concentration \| Venezuela
Currency Exchange Uncertainties
Net investment		$ 16,490			$ 16,490
Net sales revenue \| Geographic concentration
Foreign Currency Risk and Currency Exchange Uncertainties
Percentage of net sales				15.00%		15.00%
Net sales revenue \| Geographic concentration \| International operations - transactions denominated in foreign currencies
Foreign Currency Risk and Currency Exchange Uncertainties
Percentage of net sales		16.00%			15.00%
Net sales revenue \| Geographic concentration \| Venezuela
Foreign Currency Risk and Currency Exchange Uncertainties
Percentage of net sales		1.60%		0.90%	1.50%	0.80%