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Earnings Per Share (Details Textual) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 652,700us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 331,800us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Weighted Average Price of Antidilutive Securities Excluded from Computation of Earnings Per Share (in dollars per share) $ 27.76weys_WeightedAveragePriceOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShare $ 28.50weys_WeightedAveragePriceOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShare