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Risks and Uncertainties - Additional Information (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 USD ($) Customer | Dec. 31, 2020 USD ($) | Sep. 30, 2021 USD ($)
Concentration Risk [Line Items] |  |  |
Revenue | $ 13,032 | $ 26,722 |
Geospace Technologies Eurasia LLC |  |  |
Concentration Risk [Line Items] |  |  |
Percentage of ownership interest or majority of voting interests subject to sanctions | 33.00% |  |
Imported product for resale. |  |  | $ 1,200
Customer one |  |  |
Concentration Risk [Line Items] |  |  |
Trade accounts and financing receivables | $ 8,100 |  |
Customer two |  |  |
Concentration Risk [Line Items] |  |  |
Trade accounts and financing receivables | 5,500 |  |
Customer three |  |  |
Concentration Risk [Line Items] |  |  |
Trade accounts and financing receivables | $ 3,000 |  |
Customer Concentration Risk |  |  |
Concentration Risk [Line Items] |  |  |
Number of customers | Customer | 3 |  |
Sales Revenue, Net | Customer Concentration Risk |  |  |
Concentration Risk [Line Items] |  |  |
Number of customers | Customer | 3 |  |
Sales Revenue, Net | Trade Accounts and Financing Receivables | Customer Concentration Risk | Customer one |  |  |
Concentration Risk [Line Items] |  |  |
Revenue | $ 4,600 |  |
Sales Revenue, Net | Trade Accounts and Financing Receivables | Customer Concentration Risk | Customer two |  |  |
Concentration Risk [Line Items] |  |  |
Revenue | 700 |  |
Sales Revenue, Net | Trade Accounts and Financing Receivables | Customer Concentration Risk | Customer three |  |  |
Concentration Risk [Line Items] |  |  |
Revenue | $ 3,200 |  |

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