Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details Textual 2)

v2.4.1.9
Stock Based Compensation (Details Textual 2) (USD $)
3 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 10 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
May 31, 2012
Nov. 30, 2011
May 31, 2011
Dec. 31, 2012
Jun. 30, 2012
Class of Warrant or Right [Line Items]                
Exercise price of warrants     $ 0.14us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1          
Stock based compensation     $ 68,365us-gaap_AllocatedShareBasedCompensationExpense          
Amount of debt converted into 2012 Notes and 2012 Warrants (392,000)us-gaap_DebtConversionConvertedInstrumentAmount1               
Warrant [Member] | 2012 Notes [Member]                
Class of Warrant or Right [Line Items]                
Exercise price of warrants $ 0.25us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_LongtermDebtTypeAxis
= wkhs_SecuredConvertibleDebenturesMember
             
Warrant [Member] | Directors and Officers [Member]                
Class of Warrant or Right [Line Items]                
Exercise price of warrants       $ 0.50us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
$ 0.50us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
$ 2.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
   
Term of warrant exercisable       3 years 1 year 5 years    
Common stock purchase warrants       100,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
100,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
     
Stock based compensation 0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
           
Cost of reduction in exercise price of warrants             7,388wkhs_CostOfReductionInExercisePriceOfWarrants
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember
 
Warrant [Member] | Directors and Officers [Member] | 2012 Notes [Member]                
Class of Warrant or Right [Line Items]                
Amount of debt converted into 2012 Notes and 2012 Warrants               $ 389,250us-gaap_DebtConversionConvertedInstrumentAmount1
/ us-gaap_ClassOfWarrantOrRightAxis
= us-gaap_WarrantMember
/ us-gaap_LongtermDebtTypeAxis
= wkhs_SecuredConvertibleDebenturesMember
/ us-gaap_TitleOfIndividualAxis
= wkhs_DirectorsAndOfficersMember