$SPND
Spindletop Oil and Gas Co Stock $spnd

$spnd Overview Financials Valuation SEC Filings Company Website

2024 Q2 Form 10-K Financial Statement

#000101738624000085 Filed on April 16, 2024

Income Statement

Concept	2024 Q2	2023 Q4	2023
Revenue	$1.116M	$1.210M	$5.105M
YoY Change	5.88%	-34.35%	-38.89%
Cost Of Revenue	$942.0K	$877.0K	$2.385M
YoY Change	111.69%	-21.7%	-25.05%
Gross Profit	$174.0K	$333.0K	$2.720M
YoY Change	-71.43%	-53.94%	-47.41%
Gross Profit Margin	15.59%	27.52%	53.28%
Selling, General & Admin	$576.0K	$1.215M	$2.970M
YoY Change	24.14%	-17.74%	-4.99%
% of Gross Profit	331.03%	364.86%	109.19%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$43.00K	$149.0K	$229.0K
YoY Change	186.67%	-5066.67%	209.46%
% of Gross Profit	24.71%	44.74%	8.42%
Operating Expenses	$1.561M	$1.304M	$6.093M
YoY Change	38.76%	-61.02%	-27.43%
Operating Profit	-$445.0K	-$971.0K	-$988.0K
YoY Change	526.76%	-62.97%	2252.38%
Interest Expense	$243.0K	$228.0K	$761.0K
YoY Change	22.11%	60.56%	435.92%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	-$202.0K	-$743.0K	-$123.0K
YoY Change	-257.81%	-70.04%	-107.54%
Income Tax	-$62.00K	-$145.0K	-$130.0K
% Of Pretax Income
Net Earnings	-$140.0K	-$598.0K	$7.000K
YoY Change	-212.0%	-77.22%	-98.95%
Net Earnings / Revenue	-12.54%	-49.42%	0.14%
Basic Earnings Per Share	-$0.02
Diluted Earnings Per Share	-$0.02	-$0.09	$0.00
COMMON SHARES
Basic Shares Outstanding	6.740M shares	6.740M shares	6.745M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2024 Q2	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$7.359M	$6.868M	$6.868M
YoY Change	12.64%	-49.49%	-49.49%
Cash & Equivalents	$7.359M	$6.868M	$6.868M
Short-Term Investments
Other Short-Term Assets	$270.0K	$270.0K	$270.0K
YoY Change	0.0%	0.0%	0.0%
Inventory
Prepaid Expenses
Receivables	$1.731M	$2.090M	$2.090M
Other Receivables	$146.0K	$90.00K	$90.00K
Total Short-Term Assets	$9.506M	$9.318M	$9.318M
YoY Change	4.55%	-44.19%	-44.19%
LONG-TERM ASSETS
Property, Plant & Equipment	$631.0K	$846.0K	$2.209M
YoY Change	8.23%	721.36%	44.28%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$16.48M	$16.58M	$16.58M
YoY Change	-1.79%	73.11%	73.11%
Other Assets	$47.00K	$44.00K	$44.00K
YoY Change	1075.0%	1000.0%	1000.0%
Total Long-Term Assets	$18.48M	$18.83M	$18.83M
YoY Change	-1.51%	69.47%	69.47%
TOTAL ASSETS
Total Short-Term Assets	$9.506M	$9.318M	$9.318M
Total Long-Term Assets	$18.48M	$18.83M	$18.83M
Total Assets	$27.99M	$28.15M	$28.15M
YoY Change	0.47%	1.22%	1.22%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$6.545M	$6.542M	$5.205M
YoY Change	0.51%	-4.62%	-5.77%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$6.545M	$6.542M	$6.542M
YoY Change	0.51%	-4.62%	-4.62%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$4.314M	$4.414M	$4.414M
YoY Change	5.55%	20.8%	20.8%
Total Long-Term Liabilities	$4.314M	$4.414M	$4.414M
YoY Change	4.38%	18.18%	20.8%
TOTAL LIABILITIES
Total Short-Term Liabilities	$6.545M	$6.542M	$6.542M
Total Long-Term Liabilities	$4.314M	$4.414M	$4.414M
Total Liabilities	$10.86M	$10.96M	$10.96M
YoY Change	2.01%	3.42%	3.42%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)	$1.919M	$1.919M
YoY Change	0.0%	1.59%
Treasury Stock Shares
Shareholders Equity	$17.13M	$17.19M	$17.19M
YoY Change
Total Liabilities & Shareholders Equity	$27.99M	$28.15M	$28.15M
YoY Change	0.47%	1.22%	1.22%

Cashflow Statement

Concept	2024 Q2	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	-$140.0K	-$598.0K	$7.000K
YoY Change	-212.0%	-77.22%	-98.95%
Depreciation, Depletion And Amortization	$43.00K	$149.0K	$229.0K
YoY Change	186.67%	-5066.67%	209.46%
Cash From Operating Activities	$41.00K	-$67.00K	$853.0K
YoY Change	-35.94%	-96.88%	-46.69%
INVESTING ACTIVITIES
Capital Expenditures	$0.00	$3.000K	$83.00K
YoY Change	-100.0%	-57.14%	-77.01%
Acquisitions
YoY Change
Other Investing Activities	$53.00K	-$109.0K	-$7.469M
YoY Change	-101.28%	-103.89%	-566.81%
Cash From Investing Activities	$53.00K	-$112.0K	-$7.552M
YoY Change	-101.28%	-104.01%	-709.52%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities		0.000	-$30.00K
YoY Change			100.0%
NET CHANGE
Cash From Operating Activities	41.00K	-67.00K	$853.0K
Cash From Investing Activities	53.00K	-112.0K	-$7.552M
Cash From Financing Activities		0.000	-$30.00K
Net Change In Cash	94.00K	-179.0K	-$6.729M
YoY Change	-102.28%	-127.58%	-338.28%
FREE CASH FLOW
Cash From Operating Activities	$41.00K	-$67.00K	$853.0K
Capital Expenditures	$0.00	$3.000K	$83.00K
Free Cash Flow	$41.00K	-$70.00K	$770.0K
YoY Change	-34.92%	-96.75%	-37.85%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000867038
CY2022Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet		usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities		usd
CY2023	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
CY2022	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
CY2021	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1		usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic
CY2021	spnd	Gain Loss On Sale Of Oil And Gas Property1 GainLossOnSaleOfOilAndGasProperty1		usd
CY2023	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
CY2022	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
CY2021	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability		usd
CY2021	spnd	Gain Loss On Sale Of Oil And Gas Property2 GainLossOnSaleOfOilAndGasProperty2		usd
CY2023	spnd	Capitalized Tenant Improvements And Broker Fees CapitalizedTenantImprovementsAndBrokerFees		usd
CY2021	spnd	Payments For Repurchase Of Tresury Stock PaymentsForRepurchaseOfTresuryStock		usd
CY2023	us-gaap	Proceeds From Bank Debt ProceedsFromBankDebt		usd
CY2022	us-gaap	Proceeds From Bank Debt ProceedsFromBankDebt		usd
CY2022	spnd	Asset Retirement Liabilities Added AssetRetirementLiabilitiesAdded		usd
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments		usd
CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments		usd
CY2023	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes		usd
CY2022	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes		usd
CY2021	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes		usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther		usd
CY2022Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment		usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet		usd
CY2023Q4	spnd	Deferred Tax Liabilities Depreciation DeferredTaxLiabilitiesDepreciation		usd
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid		usd
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid		usd
CY2021	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1		usd
CY2023	spnd	Qulified Intermediary Accounts Receivable QulifiedIntermediaryAccountsReceivable		usd
CY2022	spnd	Qulified Intermediary Accounts Receivable QulifiedIntermediaryAccountsReceivable		usd
CY2021	spnd	Qulified Intermediary Accounts Receivable QulifiedIntermediaryAccountsReceivable		usd
CY2021	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1		usd
CY2023	us-gaap	Costs Incurred Acquisition Of Oil And Gas Properties CostsIncurredAcquisitionOfOilAndGasProperties		usd
CY2022	us-gaap	Costs Incurred Acquisition Of Oil And Gas Properties CostsIncurredAcquisitionOfOilAndGasProperties		usd
CY2022Q4	us-gaap	Amortization Expense Per Physical Unit Of Production AmortizationExpensePerPhysicalUnitOfProduction
CY2023Q1	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit		usd
CY2022Q1	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet		usd
CY2022Q2	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet		usd
CY2021Q1	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet		usd
CY2021Q2	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet		usd
CY2021Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet		usd
CY2021Q2	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1
CY2023	dei	Document Type DocumentType	10-K
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	000-18774
CY2023	dei	Entity Registrant Name EntityRegistrantName	SPINDLETOP OIL & GAS CO.
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	TX
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	75-2063001
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	12850 Spurling Rd.
CY2023	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 200
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Dallas
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	TX
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	75230
CY2023	dei	City Area Code CityAreaCode	(972)
CY2023	dei	Local Phone Number LocalPhoneNumber	644-2581
CY2023	dei	Security12b Title Security12bTitle	Common Stock
CY2023	dei	Trading Symbol TradingSymbol	SPND
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	true
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	2518200	usd
CY2024Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	6739943	shares
CY2023	dei	Auditor Name AuditorName	Farmer, Fuqua & Huff, P.C.
CY2023	dei	Auditor Location AuditorLocation	Richardson, Texas
CY2023	dei	Auditor Firm AuditorFirmId	782
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6868000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13597000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	270000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	270000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	2090000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	2200000	usd
CY2023Q4	us-gaap	Prepaid Taxes PrepaidTaxes	90000	usd
CY2022Q4	us-gaap	Prepaid Taxes PrepaidTaxes	630000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	9318000	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	16697000	usd
CY2023Q4	us-gaap	Oil And Gas Property Full Cost Method Gross OilAndGasPropertyFullCostMethodGross	26087000	usd
CY2022Q4	us-gaap	Oil And Gas Property Full Cost Method Gross OilAndGasPropertyFullCostMethodGross	25321000	usd
CY2023Q4	spnd	Rental Equipment RentalEquipment	465000	usd
CY2022Q4	spnd	Rental Equipment RentalEquipment	412000	usd
CY2023Q4	spnd	Gas Gathering System GasGatheringSystem	115000	usd
CY2022Q4	spnd	Gas Gathering System GasGatheringSystem	115000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	479000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	395000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	27146000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	26243000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	26300000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	26140000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	846000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	103000	usd
CY2023Q4	us-gaap	Land Land	688000	usd
CY2022Q4	us-gaap	Land Land	688000	usd
CY2023Q4	spnd	Commercial Office Building CommercialOfficeBuilding	1907000	usd
CY2022Q4	spnd	Commercial Office Building CommercialOfficeBuilding	1903000	usd
CY2023Q4	spnd	Accumulated Depreciation AccumulatedDepreciation	1232000	usd
CY2022Q4	spnd	Accumulated Depreciation AccumulatedDepreciation	1163000	usd
CY2023Q4	spnd	Total Real Estate Property TotalRealEstateProperty	1363000	usd
CY2022Q4	spnd	Total Real Estate Property TotalRealEstateProperty	1428000	usd
CY2023Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	40000	usd
CY2023Q4	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	16575000	usd
CY2022Q4	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	9575000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	4000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	4000	usd
CY2023Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	16619000	usd
CY2022Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	9579000	usd
CY2023Q4	us-gaap	Assets Assets	28146000	usd
CY2022Q4	us-gaap	Assets Assets	27807000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6542000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6859000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	6542000	usd
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	6859000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	81000	usd
CY2023Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	4414000	usd
CY2022Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	3654000	usd
CY2023Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	4414000	usd
CY2022Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	3735000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	10956000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	10594000	usd
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	7677471	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	7677471	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	6739943	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	6750318	shares
CY2023Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	77000	usd
CY2022Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	77000	usd
CY2023Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	943000	usd
CY2022Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	943000	usd
CY2023Q4	us-gaap	Treasury Stock Value TreasuryStockValue	1919000	usd
CY2022Q4	us-gaap	Treasury Stock Value TreasuryStockValue	1889000	usd
CY2023Q4	us-gaap	Retained Earnings Unappropriated RetainedEarningsUnappropriated	18089000	usd
CY2022Q4	us-gaap	Retained Earnings Unappropriated RetainedEarningsUnappropriated	18082000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	17190000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	17213000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	28146000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	27807000	usd
CY2023	us-gaap	Results Of Operations Revenue From Oil And Gas Producing Activities ResultsOfOperationsRevenueFromOilAndGasProducingActivities	4502000	usd
CY2022	us-gaap	Results Of Operations Revenue From Oil And Gas Producing Activities ResultsOfOperationsRevenueFromOilAndGasProducingActivities	7775000	usd
CY2021	us-gaap	Results Of Operations Revenue From Oil And Gas Producing Activities ResultsOfOperationsRevenueFromOilAndGasProducingActivities	5466000	usd
CY2023	us-gaap	Capital Leases Income Statement Lease Revenue CapitalLeasesIncomeStatementLeaseRevenue	156000	usd
CY2022	us-gaap	Capital Leases Income Statement Lease Revenue CapitalLeasesIncomeStatementLeaseRevenue	183000	usd
CY2021	us-gaap	Capital Leases Income Statement Lease Revenue CapitalLeasesIncomeStatementLeaseRevenue	219000	usd
CY2023	spnd	Gas Gathering Compression Equip Rental GasGatheringCompressionEquipRental	120000	usd
CY2022	spnd	Gas Gathering Compression Equip Rental GasGatheringCompressionEquipRental	89000	usd
CY2021	spnd	Gas Gathering Compression Equip Rental GasGatheringCompressionEquipRental	99000	usd
CY2023	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	270000	usd
CY2022	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	245000	usd
CY2021	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	240000	usd
CY2023	us-gaap	Other Income OtherIncome	57000	usd
CY2022	us-gaap	Other Income OtherIncome	62000	usd
CY2021	us-gaap	Other Income OtherIncome	44000	usd
CY2023	us-gaap	Revenues Revenues	5105000	usd
CY2022	us-gaap	Revenues Revenues	8354000	usd
CY2021	us-gaap	Revenues Revenues	6068000	usd
CY2023	spnd	Lease Operations LeaseOperations	1469000	usd
CY2022	spnd	Lease Operations LeaseOperations	2120000	usd
CY2021	spnd	Lease Operations LeaseOperations	1207000	usd
CY2023	spnd	Production Taxes Gathering And Marketing ProductionTaxesGatheringAndMarketing	701000	usd
CY2022	spnd	Production Taxes Gathering And Marketing ProductionTaxesGatheringAndMarketing	867000	usd
CY2021	spnd	Production Taxes Gathering And Marketing ProductionTaxesGatheringAndMarketing	896000	usd
CY2023	spnd	Pipeline And Rental Operations PipelineAndRentalOperations	54000	usd
CY2022	spnd	Pipeline And Rental Operations PipelineAndRentalOperations	21000	usd
CY2021	spnd	Pipeline And Rental Operations PipelineAndRentalOperations	17000	usd
CY2023	us-gaap	Real Estate Investment Partnership Cost Of Sales RealEstateInvestmentPartnershipCostOfSales	161000	usd
CY2022	us-gaap	Real Estate Investment Partnership Cost Of Sales RealEstateInvestmentPartnershipCostOfSales	174000	usd
CY2021	us-gaap	Real Estate Investment Partnership Cost Of Sales RealEstateInvestmentPartnershipCostOfSales	167000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	229000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	74000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	121000	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	509000	usd
CY2022	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	2014000	usd
CY2021	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	572000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2970000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	3126000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2685000	usd
CY2023	us-gaap	Operating Expenses OperatingExpenses	6093000	usd
CY2022	us-gaap	Operating Expenses OperatingExpenses	8396000	usd
CY2021	us-gaap	Operating Expenses OperatingExpenses	5665000	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	-988000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	-42000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	403000	usd
CY2023	us-gaap	Interest And Other Income InterestAndOtherIncome	761000	usd
CY2022	us-gaap	Interest And Other Income InterestAndOtherIncome	142000	usd
CY2021	us-gaap	Interest And Other Income InterestAndOtherIncome	149000	usd
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	403000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	104000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	1531000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-123000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1631000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	955000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-9000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	570000	usd
CY2022	spnd	Capitalized Tenant Improvements And Broker Fees CapitalizedTenantImprovementsAndBrokerFees	279000	usd
CY2021	spnd	Capitalized Tenant Improvements And Broker Fees CapitalizedTenantImprovementsAndBrokerFees	1000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-7552000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	24000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-121000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	392000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-106000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-130000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	962000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-82000	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	7000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1037000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.10
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6745059	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6753386	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6755318	shares
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	7000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1037000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	229000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	74000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	121000	usd
CY2023	us-gaap	Accretion Expense Including Asset Retirement Obligations AccretionExpenseIncludingAssetRetirementObligations	509000	usd
CY2022	us-gaap	Accretion Expense Including Asset Retirement Obligations AccretionExpenseIncludingAssetRetirementObligations	2014000	usd
CY2021	us-gaap	Accretion Expense Including Asset Retirement Obligations AccretionExpenseIncludingAssetRetirementObligations	572000	usd
CY2023	spnd	Gain Loss On Sale Of Oil And Gas Property1 GainLossOnSaleOfOilAndGasProperty1	-104000	usd
CY2022	spnd	Gain Loss On Sale Of Oil And Gas Property1 GainLossOnSaleOfOilAndGasProperty1	-1531000	usd
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	110000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	904000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-491000	usd
CY2023	srt	Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves	540000	usd
CY2022	srt	Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves	-180000	usd
CY2021	srt	Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves	-176000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-317000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-742000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	1887000	usd
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	403000	usd
CY2023	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-40000	usd
CY2022	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	311000	usd
CY2021	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-106000	usd
CY2023	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	-81000	usd
CY2022	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	81000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	853000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1600000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2441000	usd
CY2023	spnd	Capitalized Acquisition Exploration And Development CapitalizedAcquisitionExplorationAndDevelopment	573000	usd
CY2022	spnd	Capitalized Acquisition Exploration And Development CapitalizedAcquisitionExplorationAndDevelopment	-703000	usd
CY2021	spnd	Capitalized Acquisition Exploration And Development CapitalizedAcquisitionExplorationAndDevelopment	-542000	usd
CY2023	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	83000	usd
CY2022	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	82000	usd
CY2021	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	1000	usd
CY2023	us-gaap	Payments For Proceeds From Longterm Investments PaymentsForProceedsFromLongtermInvestments	7000000	usd
CY2022	us-gaap	Payments For Proceeds From Longterm Investments PaymentsForProceedsFromLongtermInvestments	634000	usd
CY2021	us-gaap	Payments For Proceeds From Longterm Investments PaymentsForProceedsFromLongtermInvestments	116000	usd
CY2023	spnd	Gain Loss On Sale Of Oil And Gas Property2 GainLossOnSaleOfOilAndGasProperty2	104000	usd
CY2022	spnd	Gain Loss On Sale Of Oil And Gas Property2 GainLossOnSaleOfOilAndGasProperty2	1531000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	1239000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	424000	usd
CY2023	spnd	Payments For Repurchase Of Tresury Stock PaymentsForRepurchaseOfTresuryStock	30000	usd
CY2022	spnd	Payments For Repurchase Of Tresury Stock PaymentsForRepurchaseOfTresuryStock	15000	usd
CY2021	us-gaap	Proceeds From Bank Debt ProceedsFromBankDebt	403000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-30000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-15000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	403000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-6729000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2824000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	3268000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13867000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	11043000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	7775000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	7138000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13867000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	11043000	usd
CY2023	us-gaap	Nature Of Operations NatureOfOperations	<p id="xdx_844_eus-gaap--NatureOfOperations_zm4oCKGn5CN2" style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"><span style="text-decoration: underline">Organization and Nature of Operations</span></p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">The Company was organized as a Texas corporation in September 1985, in connection with the Plan of Reorganization ("the Plan"), effective September 9, 1985, of Prairie States Exploration, Inc., ("Exploration"), a Colorado corporation, which had previously filed for Chapter 11 bankruptcy. In connection with the Plan, Exploration was merged into the Company, with the Company being the surviving corporation.</p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">Spindletop Oil & Gas Co. is engaged in the exploration, development and production of oil and natural gas; and through one of its subsidiaries, the gathering and marketing of natural gas.</p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">The Company owns land along with a commercial office building which contains approximately 46,286 rentable square feet, of which the Company occupies approximately 10,273 rentable square feet as its corporate office headquarters. The Company leases the remaining space in the building to non-related third-party commercial tenants at prevailing market rates.</p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p>
CY2022Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	3654000	usd
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1925000	usd
CY2023	spnd	Asset Retirement Liabilities Added AssetRetirementLiabilitiesAdded	565000	usd
CY2023	spnd	Asset Obligiation Liabilities Divested Or Settled AssetObligiationLiabilitiesDivestedOrSettled	-314000	usd
CY2022	spnd	Asset Obligiation Liabilities Divested Or Settled AssetObligiationLiabilitiesDivestedOrSettled	-285000	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	509000	usd
CY2022	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	2014000	usd
CY2023Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4414000	usd
CY2022Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	3654000	usd
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<p id="xdx_84C_eus-gaap--UseOfEstimates_zfXj7ffdftdc" style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"><span style="text-decoration: underline">Use of Estimates</span></p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">The preparation of financial statements in conformity with U. S. Generally Accepted Accounting Principles requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p>
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	2105000	usd
CY2022Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	2215000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	15000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	15000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	15000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	15000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	2090000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	2200000	usd
CY2023Q4	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	1834000	usd
CY2022Q4	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	1983000	usd
CY2023Q4	spnd	Production Proceeds Payable ProductionProceedsPayable	3371000	usd
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-148000	usd
CY2023	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	22000	usd
CY2022	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	396000	usd
CY2021	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	279000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-9000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	570000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	24000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-9000	usd
CY2022Q4	spnd	Production Proceeds Payable ProductionProceedsPayable	3541000	usd
CY2023Q4	spnd	Prepaid Drilling Costs PrepaidDrillingCosts	1337000	usd
CY2022Q4	spnd	Prepaid Drilling Costs PrepaidDrillingCosts	1335000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6542000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6859000	usd
CY2022Q4	spnd	Accounts Receivable And Account Payable Related Party AccountsReceivableAndAccountPayableRelatedParty	78000	usd
CY2021Q4	spnd	Accounts Receivable And Account Payable Related Party AccountsReceivableAndAccountPayableRelatedParty	215000	usd
CY2023	spnd	Sales From Related Parties SalesFromRelatedParties	563000	usd
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.21	pure
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.21	pure
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.21	pure
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-48000	usd
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	21000	usd
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	201000	usd
CY2023	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	17000	usd
CY2022	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	153000	usd
CY2021	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-308000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	570000	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	24000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	273000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	33000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	306000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	266000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	56000	usd
CY2022Q4	spnd	Deferred Tax Liabilities Depreciation DeferredTaxLiabilitiesDepreciation	25000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Deferred Expense DeferredTaxLiabilitiesDeferredExpense	266000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Deferred Expense DeferredTaxLiabilitiesDeferredExpense	81000	usd
CY2023Q4	spnd	Deferred Income Tax Asset Liabilities Net DeferredIncomeTaxAssetLiabilitiesNet	40000	usd
CY2022Q4	spnd	Deferred Income Tax Asset Liabilities Net DeferredIncomeTaxAssetLiabilitiesNet	-81000	usd
CY2022	us-gaap	Income Taxes Paid IncomeTaxesPaid	750000	usd
CY2023	us-gaap	Gain Loss On Sale Of Oil And Gas Property GainLossOnSaleOfOilAndGasProperty	251000	usd
CY2022	us-gaap	Gain Loss On Sale Of Oil And Gas Property GainLossOnSaleOfOilAndGasProperty	-285000	usd
CY2021	us-gaap	Gain Loss On Sale Of Oil And Gas Property GainLossOnSaleOfOilAndGasProperty	-113000	usd
CY2023	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	104000	usd
CY2022	us-gaap	Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1	1531000	usd
CY2023	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1	104000	usd
CY2022	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1	1531000	usd
CY2023Q4	us-gaap	Cash Fdic Insured Amount CashFDICInsuredAmount	250000	usd
CY2023Q4	us-gaap	Long Term Investments LongTermInvestments	16575000	usd
CY2023Q4	spnd	Cash Fdic Insured Amount Exceeds CashFDICInsuredAmountExceeds	2826000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6868000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	6868000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13597000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	13597000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	270000	usd
CY2023Q4	spnd	Restricted Cash Fair Value RestrictedCashFairValue	270000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	270000	usd
CY2022Q4	spnd	Restricted Cash Fair Value RestrictedCashFairValue	270000	usd
CY2023Q4	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	16575000	usd
CY2023Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	16575000	usd
CY2022Q4	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	9575000	usd
CY2022Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	9575000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	2090000	usd
CY2023Q4	us-gaap	Accounts Receivable Fair Value Disclosure AccountsReceivableFairValueDisclosure	2090000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	2200000	usd
CY2022Q4	us-gaap	Accounts Receivable Fair Value Disclosure AccountsReceivableFairValueDisclosure	2200000	usd
CY2023Q4	us-gaap	Capitalized Costs Mineral Interests In Unproved Properties CapitalizedCostsMineralInterestsInUnprovedProperties	1876000	usd
CY2022Q4	us-gaap	Capitalized Costs Mineral Interests In Unproved Properties CapitalizedCostsMineralInterestsInUnprovedProperties	1876000	usd
CY2021Q4	us-gaap	Capitalized Costs Mineral Interests In Unproved Properties CapitalizedCostsMineralInterestsInUnprovedProperties	1876000	usd
CY2023Q4	us-gaap	Capitalized Costs Proved Properties CapitalizedCostsProvedProperties	23973000	usd
CY2022Q4	us-gaap	Capitalized Costs Proved Properties CapitalizedCostsProvedProperties	23445000	usd
CY2021Q4	us-gaap	Capitalized Costs Proved Properties CapitalizedCostsProvedProperties	24429000	usd
CY2023Q4	us-gaap	Capitalized Costs Oil And Gas Producing Activities Gross CapitalizedCostsOilAndGasProducingActivitiesGross	25849000	usd
CY2022Q4	us-gaap	Capitalized Costs Oil And Gas Producing Activities Gross CapitalizedCostsOilAndGasProducingActivitiesGross	25321000	usd
CY2021Q4	us-gaap	Capitalized Costs Oil And Gas Producing Activities Gross CapitalizedCostsOilAndGasProducingActivitiesGross	26305000	usd
CY2023Q4	us-gaap	Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities	25438000	usd
CY2022Q4	us-gaap	Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities	25304000	usd
CY2021Q4	us-gaap	Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities	25304000	usd
CY2023Q4	us-gaap	Capitalized Costs Oil And Gas Producing Activities Net CapitalizedCostsOilAndGasProducingActivitiesNet	411000	usd
CY2022Q4	us-gaap	Capitalized Costs Oil And Gas Producing Activities Net CapitalizedCostsOilAndGasProducingActivitiesNet	17000	usd
CY2021Q4	us-gaap	Capitalized Costs Oil And Gas Producing Activities Net CapitalizedCostsOilAndGasProducingActivitiesNet	1001000	usd
CY2021	us-gaap	Costs Incurred Acquisition Of Oil And Gas Properties CostsIncurredAcquisitionOfOilAndGasProperties	19000	usd
CY2023	us-gaap	Costs Incurred Development Costs CostsIncurredDevelopmentCosts	565000	usd
CY2022	us-gaap	Costs Incurred Development Costs CostsIncurredDevelopmentCosts	214000	usd
CY2021	us-gaap	Costs Incurred Development Costs CostsIncurredDevelopmentCosts	410000	usd
CY2023	us-gaap	Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivities	565000	usd
CY2022	us-gaap	Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivities	214000	usd
CY2021	us-gaap	Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivities	429000	usd
CY2023Q4	us-gaap	Amortization Expense Per Physical Unit Of Production AmortizationExpensePerPhysicalUnitOfProduction	0.20
CY2021Q4	us-gaap	Amortization Expense Per Physical Unit Of Production AmortizationExpensePerPhysicalUnitOfProduction	0.06
CY2023	us-gaap	Depletion Of Oil And Gas Properties DepletionOfOilAndGasProperties	229000	usd
CY2022	us-gaap	Depletion Of Oil And Gas Properties DepletionOfOilAndGasProperties	74000	usd
CY2021	us-gaap	Depletion Of Oil And Gas Properties DepletionOfOilAndGasProperties	121000	usd
CY2023	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	7000	usd
CY2022	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	669000	usd
CY2021	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1037000	usd
CY2023	spnd	Supplementary Income Statement Information SupplementaryIncomeStatementInformation	<p id="xdx_808_ecustom--SupplementaryIncomeStatementInformation_zs5dKeFcMen7" style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">15. SUPPLEMENTARY INCOME STATEMENT INFORMATION</p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"> </p> <p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">The following items were charged directly to expense:</p> <p style="font: 10pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.5in"> </p> <table cellpadding="0" cellspacing="0" id="xdx_885_eus-gaap--ScheduleOfOtherOperatingCostAndExpenseByComponentTextBlock_zRRlhcNct3ce" style="font: 10pt Arial, Helvetica, Sans-Serif; border-collapse: collapse; width: 100%" summary="xdx: Disclosure - Supplementory Income Statement - Supplementary Income statement (Details)"> <tr> <td> </td> <td> </td> <td> </td> <td id="xdx_49C_20230101__20231231_z3l69UB7ERX6"> </td> <td> </td> <td> </td> <td> </td> <td id="xdx_491_20220101__20221231_zxF5Tr03eskd"> </td> <td> </td> <td> </td> <td> </td> <td id="xdx_49A_20210101__20211231_zZgHBB9izink"> </td> <td> </td></tr> <tr style="vertical-align: bottom"> <td style="font-size: 12pt"> </td><td> </td> <td colspan="11" style="text-align: center">Year Ended December 31,</td></tr> <tr style="vertical-align: bottom"> <td style="font-size: 12pt"> </td><td style="padding-bottom: 1pt"> </td> <td colspan="3" style="border-bottom: Black 1pt solid; text-align: center">2023</td><td style="padding-bottom: 1pt"> </td> <td colspan="3" style="border-bottom: Black 1pt solid; text-align: center">2022</td><td style="padding-bottom: 1pt"> </td> <td colspan="3" style="border-bottom: Black 1pt solid; text-align: center">2021</td></tr> <tr id="xdx_402_eus-gaap--CostOfPropertyRepairsAndMaintenance_i_pp0p0" style="vertical-align: bottom; background-color: rgb(204,238,255)"> <td style="width: 46%; text-align: left; padding-left: 5.4pt">Maintenance and repairs</td><td style="width: 5%"> </td> <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">54,000</td><td style="width: 1%; text-align: left"> </td><td style="width: 5%"> </td> <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">18,000</td><td style="width: 1%; text-align: left"> </td><td style="width: 5%"> </td> <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">12,000</td><td style="width: 1%; text-align: left"> </td></tr> <tr id="xdx_402_eus-gaap--ProductionTaxExpense_i_pp0p0" style="vertical-align: bottom; background-color: White"> <td style="text-align: left; padding-left: 5.4pt">Production taxes</td><td> </td> <td style="text-align: left"> </td><td style="text-align: right">208,000</td><td style="text-align: left"> </td><td> </td> <td style="text-align: left"> </td><td style="text-align: right">451,000</td><td style="text-align: left"> </td><td> </td> <td style="text-align: left"> </td><td style="text-align: right">269,000</td><td style="text-align: left"> </td></tr> <tr style="vertical-align: bottom; background-color: rgb(204,238,255)"> <td style="text-align: left; padding-left: 5.4pt">Taxes, other than payroll and income taxes</td><td> </td> <td style="text-align: left"> </td><td id="xdx_987_eus-gaap--TaxesExcludingIncomeAndExciseTaxes_c20230101__20231231_zuAgS5r2jMwg" style="text-align: right" title="Taxes, other than payroll and income taxes">20,000</td><td style="text-align: left"> </td><td> </td> <td style="text-align: left"> </td><td id="xdx_985_eus-gaap--TaxesExcludingIncomeAndExciseTaxes_iN_di_c20220101__20221231_zxkQZmPTulqi" style="text-align: right" title="Taxes, other than payroll and income taxes">(45,000</td><td style="text-align: left">)</td><td> </td> <td style="text-align: left"> </td><td id="xdx_984_eus-gaap--TaxesExcludingIncomeAndExciseTaxes_c20210101__20211231_z8vKCCdgg0mc" style="text-align: right" title="Taxes, other than payroll and income taxes">7,000</td><td style="text-align: left"> </td></tr> </table> <p style="font: 10pt Courier New, Courier, Monospace; margin: 0"> </p> <p style="font: 10pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in"> </p>
CY2023	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	54000	usd
CY2022	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	18000	usd
CY2021	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	12000	usd
CY2023	us-gaap	Production Tax Expense ProductionTaxExpense	208000	usd
CY2022	us-gaap	Production Tax Expense ProductionTaxExpense	451000	usd
CY2021	us-gaap	Production Tax Expense ProductionTaxExpense	269000	usd
CY2023	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	20000	usd
CY2022	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	45000	usd
CY2021	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	7000	usd
CY2023Q1	spnd	Quarterly Revenues QuarterlyRevenues	1167000	usd
CY2023Q2	spnd	Quarterly Revenues QuarterlyRevenues	1054000	usd
CY2023Q3	spnd	Quarterly Revenues QuarterlyRevenues	1674000	usd
CY2023Q4	spnd	Quarterly Revenues QuarterlyRevenues	1210000	usd
CY2023Q1	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1514000	usd
CY2023Q2	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1125000	usd
CY2023Q3	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1273000	usd
CY2023Q4	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-2181000	usd
CY2023Q1	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	-347000	usd
CY2023Q2	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	-71000	usd
CY2023Q3	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	401000	usd
CY2023Q4	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	-971000	usd
CY2023Q1	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	229000	usd
CY2023Q2	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	199000	usd
CY2023Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	209000	usd
CY2023Q4	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	228000	usd
CY2023Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-118000	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	128000	usd
CY2023Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	610000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-743000	usd
CY2023Q2	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-17000	usd
CY2023Q3	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-44000	usd
CY2023Q4	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	70000	usd
CY2023Q1	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	21000	usd
CY2023Q2	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	14000	usd
CY2021Q1	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	121000	usd
CY2021Q2	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	-3000	usd
CY2021Q3	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	814000	usd
CY2023Q3	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	11000	usd
CY2023Q4	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	75000	usd
CY2023Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-97000	usd
CY2023Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	125000	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	577000	usd
CY2023Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-598000	usd
CY2023Q1	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	-0.01
CY2023Q2	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.02
CY2023Q3	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.09
CY2023Q4	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	-0.10
CY2022Q1	spnd	Quarterly Revenues QuarterlyRevenues	1824000	usd
CY2022Q2	spnd	Quarterly Revenues QuarterlyRevenues	2675000	usd
CY2022Q3	spnd	Quarterly Revenues QuarterlyRevenues	2012000	usd
CY2022Q4	spnd	Quarterly Revenues QuarterlyRevenues	1843000	usd
CY2022Q1	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1215000	usd
CY2022Q2	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1330000	usd
CY2022Q3	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1386000	usd
CY2022Q4	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-4465000	usd
CY2022Q1	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	609000	usd
CY2022Q2	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	1345000	usd
CY2022Q3	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	626000	usd
CY2022Q4	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	-2622000	usd
CY2022Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1531000	usd
CY2022Q4	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	142000	usd
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	609000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1345000	usd
CY2022Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	2157000	usd
CY2022Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-2480000	usd
CY2022Q1	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-60000	usd
CY2022Q2	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-176000	usd
CY2022Q3	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-416000	usd
CY2022Q4	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	82000	usd
CY2022Q1	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-40000	usd
CY2022Q2	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-77000	usd
CY2022Q3	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-48000	usd
CY2022Q4	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-227000	usd
CY2022Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	509000	usd
CY2022Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1092000	usd
CY2022Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1693000	usd
CY2022Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-2625000	usd
CY2022Q1	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.08
CY2022Q2	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.16
CY2022Q3	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.25
CY2022Q4	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	-0.39
CY2021Q1	spnd	Quarterly Revenues QuarterlyRevenues	1099000	usd
CY2021Q2	spnd	Quarterly Revenues QuarterlyRevenues	1227000	usd
CY2021Q3	spnd	Quarterly Revenues QuarterlyRevenues	1806000	usd
CY2021Q4	spnd	Quarterly Revenues QuarterlyRevenues	1936000	usd
CY2021Q1	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-978000	usd
CY2021Q2	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-1230000	usd
CY2021Q3	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-992000	usd
CY2021Q4	spnd	Quarterly Operating Expenses QuarterlyOperatingExpenses	-2465000	usd
CY2021Q4	spnd	Quarterly Operating Income Loss QuarterlyOperatingIncomeLoss	-529000	usd
CY2021Q4	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	552000	usd
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	121000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-3000	usd
CY2021Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	814000	usd
CY2021Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	23000	usd
CY2021Q1	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-17000	usd
CY2021Q2	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-5000	usd
CY2021Q3	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	-229000	usd
CY2021Q4	spnd	Segment Current Tax Provision Benefit SegmentCurrentTaxProvisionBenefit	227000	usd
CY2021Q1	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-7000	usd
CY2021Q2	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2000	usd
CY2021Q3	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-182000	usd
CY2021Q4	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	293000	usd
CY2021Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	97000	usd
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-6000	usd
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	403000	usd
CY2021Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	543000	usd
CY2021Q1	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	-0.01
CY2021Q3	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.06
CY2021Q4	spnd	Earnings Per Share Basic And Diluted1 EarningsPerShareBasicAndDiluted1	0.08

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0001017386-24-000085.txt	Edgar Link	pending
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exhibit_21.htm	Edgar Link	pending
exhibit_31-1.htm	Edgar Link	pending
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sog_2023dec31-10k_htm.xml	Edgar Link	completed
spnd-20231231_cal.xml	Edgar Link	unprocessable

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Spindletop Oil and Gas Co Stock $spnd

2024 Q2 Form 10-K Financial Statement

#000101738624000085 Filed on April 16, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SPND Spindletop Oil and Gas Co Stock $spnd

2024 Q2 Form 10-K Financial Statement

#000101738624000085 Filed on April 16, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SPND
Spindletop Oil and Gas Co Stock $spnd