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Financial Instruments (Details Textual) - Mar. 31, 2018 $ in Millions, $ in Millions	USD ($)	AUD ($)
Foreign Exchange Contracts, Australian [Member]
Financial Instruments [Line Items]
Investment Owned, Foreign Currency Contract, Current Value	$ 2.2	$ 2.8

X

- Definition

Amount the entity is obligated or for which it has the option to buy or sell the foreign currency contract.

+ References

No definition available.

+ Details

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

X

- References

No definition available.

+ Details

Name:	weys_FinancialInstrumentsLineItems
Namespace Prefix:	weys_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=weys_ForeignExchangeContractsAustralianMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: