3.26.1 html 584 510 1 true 154 0 false 7 false false R1.htm 75000 - Document - Document and Entity Information Sheet http://gold.com/20260331/taxonomy/role/Role_DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 75010 - Statement - Condensed Consolidated Balance Sheets Sheet http://gold.com/20260331/taxonomy/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 75020 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://gold.com/20260331/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 75030 - Statement - Condensed Consolidated Statements of Income Sheet http://gold.com/20260331/taxonomy/role/StatementCondensedConsolidatedStatementsOfIncome Condensed Consolidated Statements of Income Statements 4 false false R5.htm 75040 - Statement - Condensed Consolidated Statements of Stockholders' Equity Sheet http://gold.com/20260331/taxonomy/role/StatementCondensedConsolidatedStatementsOfStockholdersEquity Condensed Consolidated Statements of Stockholders' Equity Statements 5 false false R6.htm 75050 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://gold.com/20260331/taxonomy/role/StatementCondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements of Cash Flows Statements 6 false false R7.htm 75060 - Statement - Condensed Consolidated Statements of Cash Flows (Parenthetical) Sheet http://gold.com/20260331/taxonomy/role/StatementCondensedConsolidatedStatementsOfCashFlowsParenthetical Condensed Consolidated Statements of Cash Flows (Parenthetical) Statements 7 false false R8.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 8 false false R9.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 9 false false R10.htm 995455 - Disclosure - Description of Business Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDescriptionOfBusiness Description of Business Notes 10 false false R11.htm 995465 - Disclosure - Summary of Significant Accounting Policies Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 11 false false R12.htm 995475 - Disclosure - Assets and Liabilities, at Fair Value Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAssetsAndLiabilitiesAtFairValue Assets and Liabilities, at Fair Value Notes 12 false false R13.htm 995485 - Disclosure - Receivables, net Sheet http://gold.com/20260331/taxonomy/role/DisclosureReceivablesNet Receivables, net Notes 13 false false R14.htm 995495 - Disclosure - Secured Loans Receivable Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivable Secured Loans Receivable Notes 14 false false R15.htm 995505 - Disclosure - Inventories Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureInventories Inventories Notes 15 false false R16.htm 995515 - Disclosure - Leases Sheet http://gold.com/20260331/taxonomy/role/DisclosureLeases Leases Notes 16 false false R17.htm 995525 - Disclosure - Property, Plant, and Equipment Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosurePropertyPlantAndEquipment Property, Plant, and Equipment Notes 17 false false R18.htm 995535 - Disclosure - Goodwill and Intangible Assets Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureGoodwillAndIntangibleAssets Goodwill and Intangible Assets Notes 18 false false R19.htm 995545 - Disclosure - Long-Term Investments Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureLongTermInvestments Long-Term Investments Notes 19 false false R20.htm 995555 - Disclosure - Accounts Payable and Other Current Liabilities Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAccountsPayableAndOtherCurrentLiabilities Accounts Payable and Other Current Liabilities Notes 20 false false R21.htm 995565 - Disclosure - Derivative Instruments and Hedging Transactions Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactions Derivative Instruments and Hedging Transactions Notes 21 false false R22.htm 995575 - Disclosure - Income Taxes Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureIncomeTaxes Income Taxes Notes 22 false false R23.htm 995585 - Disclosure - Related Party Transactions Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureRelatedPartyTransactions Related Party Transactions Notes 23 false false R24.htm 995595 - Disclosure - Financing Agreements Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureFinancingAgreements Financing Agreements Notes 24 false false R25.htm 995605 - Disclosure - Commitments and Contingencies Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 25 false false R26.htm 995615 - Disclosure - Stockholders' Equity Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureStockholdersEquity Stockholders' Equity Notes 26 false false R27.htm 995625 - Disclosure - Customer and Supplier Concentrations Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureCustomerAndSupplierConcentrations Customer and Supplier Concentrations Notes 27 false false R28.htm 995635 - Disclosure - Segments and Geographic Information Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSegmentsAndGeographicInformation Segments and Geographic Information Notes 28 false false R29.htm 995645 - Disclosure - Subsequent Events Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSubsequentEvents Subsequent Events Notes 29 false false R30.htm 995655 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies 30 false false R31.htm 995665 - Disclosure - Description of Business (Tables) Sheet http://gold.com/20260331/taxonomy/role/DisclosureDescriptionOfBusinessTables Description of Business (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureDescriptionOfBusiness 31 false false R32.htm 995675 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies 32 false false R33.htm 995685 - Disclosure - Assets and Liabilities, at Fair Value (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAssetsAndLiabilitiesAtFairValueTables Assets and Liabilities, at Fair Value (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureAssetsAndLiabilitiesAtFairValue 33 false false R34.htm 995695 - Disclosure - Receivables, net (Tables) Sheet http://gold.com/20260331/taxonomy/role/DisclosureReceivablesNetTables Receivables, net (Tables) Tables http://gold.com/20260331/taxonomy/role/DisclosureReceivablesNet 34 false false R35.htm 995705 - Disclosure - Secured Loans Receivable (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivableTables Secured Loans Receivable (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivable 35 false false R36.htm 995715 - Disclosure - Inventories (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureInventoriesTables Inventories (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureInventories 36 false false R37.htm 995725 - Disclosure - Leases (Tables) Sheet http://gold.com/20260331/taxonomy/role/DisclosureLeasesTables Leases (Tables) Tables http://gold.com/20260331/taxonomy/role/DisclosureLeases 37 false false R38.htm 995735 - Disclosure - Property, Plant, and Equipment (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentTables Property, Plant, and Equipment (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosurePropertyPlantAndEquipment 38 false false R39.htm 995745 - Disclosure - Goodwill and Intangible Assets (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureGoodwillAndIntangibleAssetsTables Goodwill and Intangible Assets (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureGoodwillAndIntangibleAssets 39 false false R40.htm 995755 - Disclosure - Long-Term Investments (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureLongTermInvestmentsTables Long-Term Investments (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureLongTermInvestments 40 false false R41.htm 995765 - Disclosure - Accounts Payable and Other Current Liabilities (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAccountsPayableAndOtherCurrentLiabilitiesTables Accounts Payable and Other Current Liabilities (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureAccountsPayableAndOtherCurrentLiabilities 41 false false R42.htm 995775 - Disclosure - Derivative Instruments and Hedging Transactions (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactionsTables Derivative Instruments and Hedging Transactions (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactions 42 false false R43.htm 995785 - Disclosure - Income Taxes (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureIncomeTaxesTables Income Taxes (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureIncomeTaxes 43 false false R44.htm 995795 - Disclosure - Related Party Transactions (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureRelatedPartyTransactionsTables Related Party Transactions (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureRelatedPartyTransactions 44 false false R45.htm 995805 - Disclosure - Financing Agreements (Tables) Sheet http://gold.com/20260331/taxonomy/role/DisclosureFinancingAgreementsTables Financing Agreements (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureFinancingAgreements 45 false false R46.htm 995815 - Disclosure - Stockholders' Equity (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureStockholdersEquityTables Stockholders' Equity (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureStockholdersEquity 46 false false R47.htm 995825 - Disclosure - Customer and Supplier Concentrations (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureCustomerAndSupplierConcentrationsTables Customer and Supplier Concentrations (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureCustomerAndSupplierConcentrations 47 false false R48.htm 995835 - Disclosure - Segments and Geographic Information (Tables) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSegmentsAndGeographicInformationTables Segments and Geographic Information (Tables) Tables http://gold.com/20260331/taxonomy/role/Role_DisclosureSegmentsAndGeographicInformation 48 false false R49.htm 995845 - Disclosure - Description of Business - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureDescriptionOfBusinessAdditionalInformationDetails Description of Business - Additional Information (Details) Details 49 false false R50.htm 995855 - Disclosure - Description of Business - Schedule of Business Acquisitions, Purchase Price and Fair values of Assets Acquired and Liabilities Assumed (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureDescriptionOfBusinessScheduleOfBusinessAcquisitionsPurchasePriceAndFairValuesOfAssetsAcquiredAndLiabilitiesAssumedDetails Description of Business - Schedule of Business Acquisitions, Purchase Price and Fair values of Assets Acquired and Liabilities Assumed (Details) Details 50 false false R51.htm 995865 - Disclosure - Description of Business - Summary of Pro forma Consolidated Results of Operations (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureDescriptionOfBusinessSummaryOfProFormaConsolidatedResultsOfOperationsDetails Description of Business - Summary of Pro forma Consolidated Results of Operations (Details) Details 51 false false R52.htm 995875 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails Summary of Significant Accounting Policies - Additional Information (Details) Details 52 false false R53.htm 995885 - Disclosure - Summary of Significant Accounting Policies - Reconciliation of Shares Used in Calculating Basic and Diluted Earnings per Common Shares (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesReconciliationOfSharesUsedInCalculatingBasicAndDilutedEarningsPerCommonSharesDetails Summary of Significant Accounting Policies - Reconciliation of Shares Used in Calculating Basic and Diluted Earnings per Common Shares (Details) Details 53 false false R54.htm 995895 - Disclosure - Assets and Liabilities, at Fair Value - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureAssetsAndLiabilitiesAtFairValueAdditionalInformationDetails Assets and Liabilities, at Fair Value - Additional Information (Details) Details 54 false false R55.htm 995905 - Disclosure - Assets and Liabilities, at Fair Value - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAssetsAndLiabilitiesAtFairValueScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails Assets and Liabilities, at Fair Value - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) Details 55 false false R56.htm 995915 - Disclosure - Assets and Liabilities, at Fair Value - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Parenthetical) (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAssetsAndLiabilitiesAtFairValueScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisParentheticalDetails Assets and Liabilities, at Fair Value - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Parenthetical) (Details) Details 56 false false R57.htm 995925 - Disclosure - Receivables, net - Schedule of Receivables, net (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureReceivablesNetScheduleOfReceivablesNetDetails Receivables, net - Schedule of Receivables, net (Details) Details 57 false false R58.htm 995935 - Disclosure - Secured Loans Receivable - Summary of Carrying-value of Secured Loans (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivableSummaryOfCarryingValueOfSecuredLoansDetails Secured Loans Receivable - Summary of Carrying-value of Secured Loans (Details) Details 58 false false R59.htm 995945 - Disclosure - Secured Loans Receivable - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivableAdditionalInformationDetails Secured Loans Receivable - Additional Information (Details) Details 59 false false R60.htm 995955 - Disclosure - Secured Loans Receivable - Schedule of Classes for Financing Receivables (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivableScheduleOfClassesForFinancingReceivablesDetails Secured Loans Receivable - Schedule of Classes for Financing Receivables (Details) Details 60 false false R61.htm 995965 - Disclosure - Secured Loans Receivable - Schedule of Financing Receivable Credit Quality Indicators (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSecuredLoansReceivableScheduleOfFinancingReceivableCreditQualityIndicatorsDetails Secured Loans Receivable - Schedule of Financing Receivable Credit Quality Indicators (Details) Details 61 false false R62.htm 995975 - Disclosure - Inventories - Summary of Components of Inventory (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureInventoriesSummaryOfComponentsOfInventoryDetails Inventories - Summary of Components of Inventory (Details) Details 62 false false R63.htm 995985 - Disclosure - Inventories - Summary of Components of Inventory (Parenthetical) (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureInventoriesSummaryOfComponentsOfInventoryParentheticalDetails Inventories - Summary of Components of Inventory (Parenthetical) (Details) Details 63 false false R64.htm 995995 - Disclosure - Inventories - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureInventoriesAdditionalInformationDetails Inventories - Additional Information (Details) Details 64 false false R65.htm 996005 - Disclosure - Leases - Components of Lease Expense (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureLeasesComponentsOfLeaseExpenseDetails Leases - Components of Lease Expense (Details) Details 65 false false R66.htm 996015 - Disclosure - Leases - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureLeasesAdditionalInformationDetails Leases - Additional Information (Details) Details 66 false false R67.htm 996025 - Disclosure - Leases - Schedule of Future Undiscounted Cash Flows for Each of Next Five Years and Thereafter and Reconciliation to Lease Liabilities for Operating Leases (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureLeasesScheduleOfFutureUndiscountedCashFlowsForEachOfNextFiveYearsAndThereafterAndReconciliationToLeaseLiabilitiesForOperating Leases - Schedule of Future Undiscounted Cash Flows for Each of Next Five Years and Thereafter and Reconciliation to Lease Liabilities for Operating Leases (Details) Details 67 false false R68.htm 996045 - Disclosure - Property, Plant, and Equipment - Schedule of Property, Plant and Equipment (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentScheduleOfPropertyPlantAndEquipmentDetails Property, Plant, and Equipment - Schedule of Property, Plant and Equipment (Details) Details 68 false false R69.htm 996055 - Disclosure - Property, Plant, and Equipment - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentAdditionalInformationDetails Property, Plant, and Equipment - Additional Information (Details) Details 69 false false R70.htm 996065 - Disclosure - Goodwill and Intangible Assets - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureGoodwillAndIntangibleAssetsAdditionalInformationDetails Goodwill and Intangible Assets - Additional Information (Details) Details 70 false false R71.htm 996075 - Disclosure - Goodwill and Intangible Assets - Schedule of Carrying Value of Goodwill and Other Purchased Intangibles (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureGoodwillAndIntangibleAssetsScheduleOfCarryingValueOfGoodwillAndOtherPurchasedIntangiblesDetails Goodwill and Intangible Assets - Schedule of Carrying Value of Goodwill and Other Purchased Intangibles (Details) Details 71 false false R72.htm 996095 - Disclosure - Goodwill and Intangible Assets - Summary of Changes in Carrying Amounts of Goodwill (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureGoodwillAndIntangibleAssetsSummaryOfChangesInCarryingAmountsOfGoodwillDetails Goodwill and Intangible Assets - Summary of Changes in Carrying Amounts of Goodwill (Details) Details 72 false false R73.htm 996105 - Disclosure - Goodwill and Intangible Assets - Schedule of Estimated Annual Amortization Expense Related to Definite-Lived Intangible Assets (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureGoodwillAndIntangibleAssetsScheduleOfEstimatedAnnualAmortizationExpenseRelatedToDefiniteLivedIntangibleAssetsDetails Goodwill and Intangible Assets - Schedule of Estimated Annual Amortization Expense Related to Definite-Lived Intangible Assets (Details) Details 73 false false R74.htm 996115 - Disclosure - Long-Term Investments - Schedule of Carrying Value and Ownership Percentage of Investment (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureLongTermInvestmentsScheduleOfCarryingValueAndOwnershipPercentageOfInvestmentDetails Long-Term Investments - Schedule of Carrying Value and Ownership Percentage of Investment (Details) Details 74 false false R75.htm 996125 - Disclosure - Accounts Payable and Other Current Liabilities - Schedule of Accounts Payable and Other Current Liabilities (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureAccountsPayableAndOtherCurrentLiabilitiesScheduleOfAccountsPayableAndOtherCurrentLiabilitiesDetails Accounts Payable and Other Current Liabilities - Schedule of Accounts Payable and Other Current Liabilities (Details) Details 75 false false R76.htm 996135 - Disclosure - Accounts Payable and Other Current Liabilities - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureAccountsPayableAndOtherCurrentLiabilitiesAdditionalInformationDetails Accounts Payable and Other Current Liabilities - Additional Information (Details) Details 76 false false R77.htm 996145 - Disclosure - Derivative Instruments and Hedging Transactions - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactionsAdditionalInformationDetails Derivative Instruments and Hedging Transactions - Additional Information (Details) Details 77 false false R78.htm 996155 - Disclosure - Derivative Instruments and Hedging Transactions - Summary of Aggregate Gross and Net Derivative Receivables and Payables Balances (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactionsSummaryOfAggregateGrossAndNetDerivativeReceivablesAndPayablesBalancesDetails Derivative Instruments and Hedging Transactions - Summary of Aggregate Gross and Net Derivative Receivables and Payables Balances (Details) Details 78 false false R79.htm 996165 - Disclosure - Derivative Instruments and Hedging Transactions - Summary of Net Gains (Losses) on Derivative Instruments (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingTransactionsSummaryOfNetGainsLossesOnDerivativeInstrumentsDetails Derivative Instruments and Hedging Transactions - Summary of Net Gains (Losses) on Derivative Instruments (Details) Details 79 false false R80.htm 996175 - Disclosure - Derivative Instruments and Hedging Transactions - Summary of Hedging Activities Shows Precious Metal Commodity Inventory Position Net of Open Sale and Purchase Commitments (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactionsSummaryOfHedgingActivitiesShowsPreciousMetalCommodityInventoryPositionNetOfOpenSaleAndPurchaseCommitmentsDetails Derivative Instruments and Hedging Transactions - Summary of Hedging Activities Shows Precious Metal Commodity Inventory Position Net of Open Sale and Purchase Commitments (Details) Details 80 false false R81.htm 996185 - Disclosure - Derivative Instruments and Hedging Transactions - Schedule of Outstanding Commitments and Open Forward and Futures Contracts (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingTransactionsScheduleOfOutstandingCommitmentsAndOpenForwardAndFuturesContractsDetails Derivative Instruments and Hedging Transactions - Schedule of Outstanding Commitments and Open Forward and Futures Contracts (Details) Details 81 false false R82.htm 996195 - Disclosure - Derivative Instruments and Hedging Transactions - Schedule of Market Values of Denominated in Foreign Currencies Outstanding (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureDerivativeInstrumentsAndHedgingTransactionsScheduleOfMarketValuesOfDenominatedInForeignCurrenciesOutstandingDetails Derivative Instruments and Hedging Transactions - Schedule of Market Values of Denominated in Foreign Currencies Outstanding (Details) Details 82 false false R83.htm 996205 - Disclosure - Income Taxes - Net Income (Loss) from Operations before Provision for Income Taxes (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureIncomeTaxesNetIncomeLossFromOperationsBeforeProvisionForIncomeTaxesDetails Income Taxes - Net Income (Loss) from Operations before Provision for Income Taxes (Details) Details 83 false false R84.htm 996215 - Disclosure - Income Taxes - Provision for Income Tax Expense by Jurisdiction and Effective Tax Rate (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureIncomeTaxesProvisionForIncomeTaxExpenseByJurisdictionAndEffectiveTaxRateDetails Income Taxes - Provision for Income Tax Expense by Jurisdiction and Effective Tax Rate (Details) Details 84 false false R85.htm 996235 - Disclosure - Income Taxes - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetails Income Taxes - Additional Information (Details) Details 85 false false R86.htm 996245 - Disclosure - Related Party Transactions - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureRelatedPartyTransactionsAdditionalInformationDetails Related Party Transactions - Additional Information (Details) Details 86 false false R87.htm 996255 - Disclosure - Related Party Transactions - Schedule of Related Party Receivable and Payables Balances (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureRelatedPartyTransactionsScheduleOfRelatedPartyReceivableAndPayablesBalancesDetails Related Party Transactions - Schedule of Related Party Receivable and Payables Balances (Details) Details 87 false false R88.htm 996265 - Disclosure - Related Party Transactions - Schedule of Sales and Purchases of Related Parties (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureRelatedPartyTransactionsScheduleOfSalesAndPurchasesOfRelatedPartiesDetails Related Party Transactions - Schedule of Sales and Purchases of Related Parties (Details) Details 88 false false R89.htm 996275 - Disclosure - Related Party Transactions - Schedule of Interest Income and Expense (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureRelatedPartyTransactionsScheduleOfInterestIncomeAndExpenseDetails Related Party Transactions - Schedule of Interest Income and Expense (Details) Details 89 false false R90.htm 996285 - Disclosure - Financing Agreements - Lines of Credit - Trading Credit Facility - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureFinancingAgreementsLinesOfCreditTradingCreditFacilityAdditionalInformationDetails Financing Agreements - Lines of Credit - Trading Credit Facility - Additional Information (Details) Details 90 false false R91.htm 996295 - Disclosure - Financing Agreements - Leaseback Financing Obligation - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureFinancingAgreementsLeasebackFinancingObligationAdditionalInformationDetails Financing Agreements - Leaseback Financing Obligation - Additional Information (Details) Details 91 false false R92.htm 996305 - Disclosure - Financing Agreements - Leaseback Financing Obligation - Schedule of Future Minimum Payments Under the Arrangement (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureFinancingAgreementsLeasebackFinancingObligationScheduleOfFutureMinimumPaymentsUnderTheArrangementDetails Financing Agreements - Leaseback Financing Obligation - Schedule of Future Minimum Payments Under the Arrangement (Details) Details 92 false false R93.htm 996325 - Disclosure - Financing Agreements - Liability on Borrowed Metals and Precious Metals Leases - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureFinancingAgreementsLiabilityOnBorrowedMetalsAndPreciousMetalsLeasesAdditionalInformationDetails Financing Agreements - Liability on Borrowed Metals and Precious Metals Leases - Additional Information (Details) Details 93 false false R94.htm 996335 - Disclosure - Financing Agreements - Product Financing Arrangements - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureFinancingAgreementsProductFinancingArrangementsAdditionalInformationDetails Financing Agreements - Product Financing Arrangements - Additional Information (Details) Details 94 false false R95.htm 996345 - Disclosure - Stockholders' Equity - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails Stockholders' Equity - Additional Information (Details) Details 95 false false R96.htm 996355 - Disclosure - Stockholders' Equity - Summary of Stock Option Activity (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails Stockholders' Equity - Summary of Stock Option Activity (Details) Details 96 false false R97.htm 996365 - Disclosure - Stockholders' Equity - Summary of Information about Stock Option (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureStockholdersEquitySummaryOfInformationAboutStockOptionDetails Stockholders' Equity - Summary of Information about Stock Option (Details) Details 97 false false R98.htm 996375 - Disclosure - Stockholders' Equity - Summary of Restricted Stock Unit Activity (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureStockholdersEquitySummaryOfRestrictedStockUnitActivityDetails Stockholders' Equity - Summary of Restricted Stock Unit Activity (Details) Details 98 false false R99.htm 996385 - Disclosure - Stockholders' Equity - Summary of Restricted Stock Unit Activity (Parenthetical) (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitActivityParentheticalDetails Stockholders' Equity - Summary of Restricted Stock Unit Activity (Parenthetical) (Details) Details 99 false false R100.htm 996395 - Disclosure - Customer and Supplier Concentrations - Schedule of Concentration of Risk, by Risk Factor of Revenue (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureCustomerAndSupplierConcentrationsScheduleOfConcentrationOfRiskByRiskFactorOfRevenueDetails Customer and Supplier Concentrations - Schedule of Concentration of Risk, by Risk Factor of Revenue (Details) Details 100 false false R101.htm 996405 - Disclosure - Segments and Geographic Information - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSegmentsAndGeographicInformationAdditionalInformationDetails Segments and Geographic Information - Additional Information (Details) Details 101 false false R102.htm 996415 - Disclosure - Segments and Geographic Information - Schedule of Segment Reporting Information, by Segment (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSegmentsAndGeographicInformationScheduleOfSegmentReportingInformationBySegmentDetails Segments and Geographic Information - Schedule of Segment Reporting Information, by Segment (Details) Details 102 false false R103.htm 996425 - Disclosure - Segments and Geographic Information - Long-term Assets (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureSegmentsAndGeographicInformationLongtermAssetsDetails Segments and Geographic Information - Long-term Assets (Details) Details 103 false false R104.htm 996435 - Disclosure - Segments and Geographic Information - Schedule of Segment Reporting Information, by Segment (Parenthetical) (Details) Sheet http://gold.com/20260331/taxonomy/role/Role_DisclosureSegmentsAndGeographicInformationScheduleOfSegmentReportingInformationBySegmentParentheticalDetails Segments and Geographic Information - Schedule of Segment Reporting Information, by Segment (Parenthetical) (Details) Details 104 false false R105.htm 996445 - Disclosure - Subsequent Events - Additional Information (Details) Sheet http://gold.com/20260331/taxonomy/role/DisclosureSubsequentEventsAdditionalInformationDetails Subsequent Events - Additional Information (Details) Details 105 false false All Reports Book All Reports gold-20260331.htm gold-20260331.xsd img152367203_0.jpg http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 false false