Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Prinicples (Details Textual 3)

v2.4.1.9
Summary of Significant Accounting Prinicples (Details Textual 3) (USD $)
1 Months Ended
Apr. 22, 2010
Mar. 31, 2015
Jan. 05, 2015
Dec. 31, 2014
Schedule Of Significant Accounting Principles [Line Items]        
Forward stock split 14:1      
Number of authorized shares of preferred stock   75,000,000us-gaap_PreferredStockSharesAuthorized   75,000,000us-gaap_PreferredStockSharesAuthorized
Series A preferred stock, par value (in dollars per share)   $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare   $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare
Number of authorized shares of common stock   500,000,000us-gaap_CommonStockSharesAuthorized 250,000,000us-gaap_CommonStockSharesAuthorized 500,000,000us-gaap_CommonStockSharesAuthorized
Common stock, par value ( in dollars per share)   $ 0.001us-gaap_CommonStockParOrStatedValuePerShare   $ 0.001us-gaap_CommonStockParOrStatedValuePerShare
Series A Preferred Stock [Member]        
Schedule Of Significant Accounting Principles [Line Items]        
Conversion price per share (in dollars per share)   $ 0.336wkhs_ConversionPricePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
   
Percentage of conversion or exercise shares of common stock held   4.99%wkhs_PercentageOfConversionOrExerciseSharesOfCommonStockHeld
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember