Stock-Based Compensation - Additional Information (Details) $ in Millions	3 Months Ended
Mar. 31, 2023 USD ($) shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options exercisable period	10 years
Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total unrecognized compensation expense related to unvested options, expects to recognize over estimated weighted average period	1 year 8 months 12 days
Total unrecognized compensation expense related to unvested shares of restricted common stock \| $	$ 14.2
Share-based Compensation Award, Tranche One
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options vesting period	4 years
Share-based Compensation Award, Tranche One \| Vesting on First Anniversary
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options vesting percentage	25.00%
Share-based Compensation Award, Tranche One \| Vesting Over Succeeding 36 Months
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options vesting period	36 months
Options vesting percentage	75.00%
Share-based Compensation Award, Tranche Two
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options vesting period	3 years
Share-based Compensation Award, Tranche Two \| Vesting on First Anniversary
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options vesting percentage	33.33%
Share-based Compensation Award, Tranche Two \| Vesting Over Succeeding 24 Months
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options vesting period	24 months
Options vesting percentage	66.66%
Aterian 2014 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance	85,065
2018 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance	10,201,177
2019 Equity Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance	0
2019 Equity Plan \| Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Award vesting date	Mar. 14, 2022
Percentage of restricted shares issued and outstanding	70.00%
2022 Inducement Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance	2,180,000
Options exercisable period	10 years
Number of shares available for grant	2,700,000

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Aggregate number of common shares reserved for future issuance.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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