v3.20.4

Subsequent Events (Details) - Oshkosh Defense - Subsequent Event | Feb. 23, 2021 director
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Subsequent Event [Line Items] |
Contract term | 10 years
Minimum |
Subsequent Event [Line Items] |
Number of vehicles to be assembled | 50,000
Maximum |
Subsequent Event [Line Items] |
Number of vehicles to be assembled | 165,000

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contract Term + References No definition available. + Details
Name: | wkhs_ContractTerm
Namespace Prefix: | wkhs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contracted Amount, Number of Vehicles to be Assembled + References No definition available. + Details
Name: | wkhs_ContractedAmountNumberOfVehiclesToBeAssembled
Namespace Prefix: | wkhs_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_CounterpartyNameAxis=wkhs_OshkoshDefenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |