v3.3.1.900

Lease Obligations (Details Textual) - USD ($) |  | 12 Months Ended
--- | --- | ---
Oct. 01, 2011 | Dec. 31, 2015 | Dec. 31, 2014
Lease Obligations (Textual) |  |  |
Rent expenses |  | $ 157,000 | $ 152,000
Operating Facilities [Member] |  |  |
Lease Obligations (Textual) |  |  |
Lease expiration date | Sep. 30, 2018 |  |
Future minimum monthly lease payments | $ 12,598 |  |
Lease payments increased for each year | 3.00% |  |
Security deposit | $ 12,275 |  |

X
- Definition Date which lease or group of leases is set to expire, in CCYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_LeaseExpirationDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
Name: | us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8,17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_SecurityDeposit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | wkhs_LeaseObligationsTextualAbstract
Namespace Prefix: | wkhs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element represents lease payments increased for each year. + References No definition available. + Details
Name: | wkhs_LeasePaymentsIncreasedForEachYear
Namespace Prefix: | wkhs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of required minimum monthly rental payments for operating leases. + References No definition available. + Details
Name: | wkhs_OperatingLeasesFutureMinimumMonthlyPaymentsDue
Namespace Prefix: | wkhs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=wkhs_OperatingFacilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |