Revenue Recognition - Narrative (Details) $ in Thousands |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
|
Mar. 31, 2022
USD ($)
|
Mar. 31, 2021
USD ($)
|
Dec. 31, 2022
USD ($)
unit
|
Dec. 31, 2021
USD ($)
unit
|
Jul. 16, 2021
shares
|
|
| Deferred Revenue Arrangement [Line Items] | |||||
| Current portion of contract assets | $ 2,852 | $ 1,459 | |||
| Contract assets, noncurrent | 1,386 | 3,418 | |||
| Revenue recognized in relation to the beginning of the year contract liability balance | 6,632 | 2,300 | |||
| Deferred asset related to commissions | 9,000 | 5,400 | |||
| Amortized commissions | 4,100 | 2,700 | |||
| General and administrative | $ 10,817 | $ 3,052 | $ 37,719 | $ 19,869 | |
| Give Evolv LLC | |||||
| Deferred Revenue Arrangement [Line Items] | |||||
| Initial contribution of common shares (in shares) | shares | 517,500 | ||||
| Number of Evolv Express units donated | unit | 6 | 0 | |||
| General and administrative | $ 200 | ||||
| X | ||||||||||
- Definition Number of Units Donated No definition available.
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| X | ||||||||||
- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares of affiliates held for management investment companies. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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