XML 77 R67.htm IDEA: XBRL DOCUMENT
v3.22.4

Risks and Uncertainties - Additional Information (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 USD ($) Customer | Dec. 31, 2021 USD ($) Customer | Dec. 31, 2022 USD ($) Customer $ / bbl | Sep. 30, 2022 USD ($)
Concentration Risk [Line Items] |  |  |  |
Trade accounts and notes receivable | $ 4,000,000.0 |  | $ 4,000,000.0 |
Revenue | 19,548,000 | $ 13,032,000 |  |
Crude oil prices held per barrel | $ / bbl |  |  | 70 |
Geospace Technologies Eurasia LLC |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Imported product for resale. |  |  |  | $ 1,900,000
Net carrying value of subsidiary | 5,500,000 |  | $ 5,500,000 |
Cash | 2,200 |  | 2,200 |
Revenue from domestic sales |  |  |  | $ 1,900,000
Customer one |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Trade accounts and notes receivable | 9,200,000 |  | 9,200,000 |
Customer two |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Trade accounts and notes receivable | 6,000,000.0 |  | 6,000,000.0 |
Customer three |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Trade accounts and notes receivable | 4,100,000 |  | 4,100,000 |
Customer four |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Trade accounts and notes receivable | $ 4,000,000.0 |  | $ 4,000,000.0 |
Customer Concentration Risk |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Number of customers | Customer | 4 |  | 4 |
Sales Revenue, Net | Customer Concentration Risk |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Number of customers | Customer | 4 | 4 | 4 |
Sales Revenue, Net | Trade Accounts and Note Receivables | Customer Concentration Risk | Customer one |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Revenue | $ 8,000,000.0 | $ 3,200,000 |  |
Sales Revenue, Net | Trade Accounts and Note Receivables | Customer Concentration Risk | Customer two |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Revenue | 2,700,000 | 700,000 |  |
Sales Revenue, Net | Trade Accounts and Note Receivables | Customer Concentration Risk | Customer three |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Revenue | 4,000,000.0 | 0 |  |
Sales Revenue, Net | Trade Accounts and Note Receivables | Customer Concentration Risk | Customer four |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Revenue | $ 1,700,000 | $ 4,600,000 |  |

X
- Definition Crude oil price held per barrel. + References No definition available. + Details
Name: | geos_CrudeOilPriceHeldPerBarrel
Namespace Prefix: | geos_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Imported product for resale. + References No definition available. + Details
Name: | geos_ImportedProductForResale
Namespace Prefix: | geos_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Net carrying value of subsidiary. + References No definition available. + Details
Name: | geos_NetCarryingValueOfSubsidiary
Namespace Prefix: | geos_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of customer. + References No definition available. + Details
Name: | geos_NumberOfCustomer
Namespace Prefix: | geos_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Revenue from domestic sales. + References No definition available. + Details
Name: | geos_RevenueFromDomesticSales
Namespace Prefix: | geos_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, after allowance for credit loss, of accounts and financing receivable. Includes, but is not limited to, notes and loan receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(5)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 + Details
Name: | us-gaap_AccountsAndNotesReceivableNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section 45 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=118262064&loc=SL116631418-115840 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section 45 -Paragraph 21 -URI https://asc.fasb.org/extlink&oid=118262064&loc=SL116631419-115840 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_Cash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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. + References No definition available. + Details
Name: | us-gaap_ConcentrationRiskLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI https://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=geos_GeospaceTechnologiesEurasiaLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=geos_CustomerOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=geos_CustomerTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=geos_CustomerThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=geos_CustomerFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_CustomerConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=geos_TradeAccountsAndNoteReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |