75000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 75010 - Statement - Statements of Financial Condition (Unaudited) link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - Schedule of Investments (Unaudited) - Treasury Bills and Money Market Fund link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - Schedule of Investments (Unaudited) - Treasury Bills and Money Market Fund [Default] link:presentationLink link:calculationLink link:definitionLink 75030 - Statement - Schedule of Investments (Unaudited) - Futures Contracts link:presentationLink link:calculationLink link:definitionLink 75030 - Statement - Schedule of Investments (Unaudited) - Futures Contracts [Default] link:presentationLink link:calculationLink link:definitionLink 75040 - Statement - Statements of Income and Expenses (Unaudited) link:presentationLink link:calculationLink link:definitionLink 75050 - Statement - Statements of Changes in Shareholders' Equity (Unaudited) link:presentationLink link:calculationLink link:definitionLink 75060 - Statement - Statements of Cash Flows (Unaudited) link:presentationLink link:calculationLink link:definitionLink 995455 - Disclosure - Organization link:presentationLink link:calculationLink link:definitionLink 995465 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 995475 - Disclosure - Financial Instrument Risk link:presentationLink link:calculationLink link:definitionLink 995485 - Disclosure - Service Providers and Related Party Agreements link:presentationLink link:calculationLink link:definitionLink 995495 - Disclosure - Deposits with Commodity Broker and Custodian link:presentationLink link:calculationLink link:definitionLink 995505 - Disclosure - Additional Valuation Information link:presentationLink link:calculationLink link:definitionLink 995515 - Disclosure - Derivative Instruments link:presentationLink link:calculationLink link:definitionLink 995525 - Disclosure - Investments in Affiliates link:presentationLink link:calculationLink link:definitionLink 995535 - Disclosure - Share Purchases and Redemptions link:presentationLink link:calculationLink link:definitionLink 995545 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 995555 - Disclosure - Financial Highlights link:presentationLink link:calculationLink link:definitionLink 995565 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 995575 - Disclosure - Additional Valuation Information (Tables) link:presentationLink link:calculationLink link:definitionLink 995585 - Disclosure - Derivative Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 995595 - Disclosure - Investments in Affiliates (Tables) link:presentationLink link:calculationLink link:definitionLink 995605 - Disclosure - Financial Highlights (Tables) link:presentationLink link:calculationLink link:definitionLink 995615 - Disclosure - Organization - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995625 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995635 - Disclosure - Service Providers and Related Party Agreements - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995645 - Disclosure - Deposits with Commodity Broker and Custodian - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995655 - Disclosure - Additional Valuation Information - Summary of the Tiered Valuation Input Levels (Detail) link:presentationLink link:calculationLink link:definitionLink 995665 - Disclosure - Derivative Instruments - Fair Value of Derivative Instruments (Detail) link:presentationLink link:calculationLink link:definitionLink 995675 - Disclosure - Derivative Instruments - Effect of Derivative Instruments on Statements of Income and Expenses (Detail) link:presentationLink link:calculationLink link:definitionLink 995685 - Disclosure - Derivative Instruments - Summary of Average Monthly Notional Value of Future Contracts Held (Detail) link:presentationLink link:calculationLink link:definitionLink 995695 - Disclosure - Investments in Affiliates - Summary of Transactions in, and Earnings from, Investments in Affiliates (Detail) link:presentationLink link:calculationLink link:definitionLink 995705 - Disclosure - Share Purchases and Redemptions - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995715 - Disclosure - Financial Highlights - Schedule of Net Asset Value Per Share (Detail) link:presentationLink link:calculationLink link:definitionLink Investment Company Realized Gain Loss On Investment [Abstract] Investment company realized gain loss on investment. Net Realized Gain (Loss) on Entity Incorporation, State or Country Code Entity Incorporation State Country Code Investment Company Realized And Unrealized Gain Loss On Investment And Foreign Currency Net Realized and Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts Summary of the Tiered Valuation Input Levels Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Table [Text Block] Money Market Mutual Fund Financial Instruments Owned Money Market Mutual Fund At Fair Value Financial instruments owned money market mutual fund at fair value. Equity [Abstract] Entity Current Reporting Status Entity Current Reporting Status Expenses Operating Expenses [Abstract] Level 2 [Member] Fair Value Inputs Level2 [Member] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Schedule of Net Asset Value Per Share Investment Company Financial Highlights Table [Text Block] Managing Owner [Member] Managing Owner [Member] Managing Owner. Investment Transactions and Investment Income Investment Policy [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Entity Shell Company Entity Shell Company Segment Reporting Segment Reporting, Policy [Policy Text Block] Management fees Increase Decrease In Accounts Payable Related Parties Statement [Table] Statement [Table] Currency Futures Contracts Investment Securities, Unrecognized Unrealized Appreciation (Depreciation), Net Investment securities, unrecognized unrealized appreciation (depreciation), net. Net Increase (Decrease) due to Share Transactions, value Stockholders Equity Period Increase Decrease Due To Share Transactions Stockholders equity period increase (decrease) due to share transactions. Net income (loss) Investment Company Investment Income Loss From Operations Per Share Limited Partners' Capital Account, Total Shareholders' equity—Shares Limited Partners Capital Account Investment, Identifier [Axis] Statement [Line Items] Statement [Line Items] Business Acquisition, Acquiree Business Acquisition Acquiree [Domain] Entity Filer Category Entity Filer Category Currency Futures Contracts, Number of Contracts Investment Owned Balance Contracts Total liabilities and equity Liabilities And Stockholders Equity Investment Interest Rate Investment Interest Rate Open Futures Contract, Identifier [Axis] Derivative [Line Items] Derivative [Line Items] Investment, Affiliated Issuer [Member] Affiliated Investments [Member] Investment Maturity Date Investment Maturity Date Currency Futures Contracts Unrealized Gain Loss On Currency Contracts Unrealized gain loss on currency contracts. Futures contracts, unrealized gain (loss) Management Fees Investment Company General Partner Advisory Service Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Payable for: Payables To Broker Dealers And Clearing Organizations [Abstract] Total Return, at net asset value Investment Company Total Return Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Hedging Designation Hedging Designation [Domain] Entity Small Business Entity Small Business Schedule Of Notional Amounts Of Outstanding Derivative Positions Table [Text Block] Summary of Average Monthly Notional Value of Future Contracts Held Hedging Designation Hedging Designation [Axis] Commodity Contract [Member] Currency Futures Contracts [Member] Brokerage Commissions and Fees Commissions Policy Organization, Consolidation and Presentation of Financial Statements [Abstract] Amendment Flag Amendment Flag Entity Address, Postal Zip Code Entity Address Postal Zip Code Net cash provided by (used in) operating activities Net Cash Provided By Used In Operating Activities Rule 10b5-1 Arr Modified [Flag] Rule 10b5-1 Arrangement Modified Flag. Rule 10b5-1 Arrangement Modified Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Dividend Income, Operating, Total Dividends from Affiliates Dividend Income Operating Dividend Income Entity Address, Address Line One Entity Address Address Line1 Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false] Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Total Investments Financial Instruments Owned At Fair Value Earnings Per Share [Abstract] Income Taxes Income Tax Policy [Text Block] Supplemental disclosure of cash flow information Supplemental Cash Flow Information [Abstract] Fee waiver termination notice period Investment Company Fee Waiver Terms Investment Type Investment Type [Axis] Futures contracts, realized gain (loss) Gain (Loss) on Sale of Commodity Contracts Futures contracts, realized gain (loss) Document Type Document Type Net Change in Shareholders' Equity, shares Stock Issued During Period Shares Period Increase Decrease Net Change in Shareholders' Equity, shares Entity Central Index Key Entity Central Index Key Investments, Debt and Equity Securities [Abstract] Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Net change in cash Interest Income, Operating, Total Interest Income Interest Income Operating General shares, shares issued General Shares outstanding General Partners Capital Account Units Outstanding Liabilities Liabilities [Abstract] Proceeds from affiliated investments sold Proceeds From Affiliated Investments Sold Proceeds from affiliated investments sold. Investment Valuations Investment Valuations Policy [Text Block] Investments valuation. Net Realized Gain (Loss) Realized Investment Gains Losses Receivables from Clearing Organizations Variation margin receivable- Commodity Futures Contracts Derivative [Table] Derivative [Table] Purchases at Cost Investments In And Advances To Affiliates At Fair Value Gross Additions Invesco Capital Management LLC [Member] Invesco Capital Management L L C [Member] Invesco Capital Management LLC. Current Fiscal Year End Date Current Fiscal Year End Date Document Quarterly Report Document Quarterly Report Floor Brokerage, Exchange and Clearance Fees, Total Brokerage Commissions and Fees Floor Brokerage Exchange And Clearance Fees Entity Address, State or Province Entity Address State Or Province Net investment income (loss) Investment Company Investment Income Loss Ratio Number of shares issued per Creation Unit Number Of Shares Issued Per Creation Unit Number of shares issued per creation unit. Investment Owned, Balance, Shares Shares General Shares [Member] General Partner [Member] Routine Operational, Administrative and Other Ordinary Expenses Routine Operational Administrative And Other Ordinary Expenses Policy Policy [Text Block] Routine operational administrative and other ordinary expenses. Interest Expense, Operating Interest Expense, Operating, Total Interest Expense Treasury obligation measurement maximum maturity period Treasury Obligation Measurement Maximum Maturity Period Treasury obligation measurement maximum maturity period. Average Net Assets To Expenses Prior To Waivers Expenses, prior to waivers Average net assets to expenses prior to waivers. Cash and Cash Equivalents Restricted Cash And Cash Equivalents Cash And Cash Equivalents [Member] Investments In And Advances To Affiliates [Abstract] Investments in Affiliates Investments In And Advances To Affiliates Schedule Of Investments [Text Block] Proceeds from securities sold and matured Proceeds From Sale Of Securities Operating Activities Minimum [Member] Minimum [Member] Assets Derivative Fair Value Of Derivative Asset Level 3 [Member] Fair Value Inputs Level3 [Member] Investment Company Gain Loss On Investment Per Share Net realized and change in unrealized gain (loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts Number of shares that can be redeemed per creation unit Number Of Shares Redeemable Per Creation Unit Number of shares redeemable per creation unit. Net Change in Unrealized Gain (Loss) Unrealized Gain Loss On Investments Related Party Transactions [Abstract] Commitments and Contingencies (Note 10) Commitments And Contingencies Depreciation, Amortization and Accretion, Net, Total Net accretion of discount on United States Treasury Obligations Depreciation Amortization And Accretion Net Good Faith And Margin Deposits With Broker Dealers Deposit with Commodity Broker Deposit with Commodity Broker Total Income Interest And Dividend Income Operating Text Block [Abstract] Management fee percentage per annum of daily NAV Management Fee Per Annum Of Daily Net Assets Management fee per annum of daily net assets. Service Providers and Related Party Agreements Related Party Transactions Disclosure [Text Block] Balance - Shares Balance - Shares Partners Capital Account Units Total shareholders' equity Balance - Value Balance - Value Stockholders Equity Fair Value of Derivative Instruments and Effect of Derivative Instruments on Statements of Income and Expenses Schedule Of Other Derivatives Not Designated As Hedging Instruments Statements Of Financial Performance And Financial Position Location Table [Text Block] Basis of Presentation Basis Of Accounting Policy Policy [Text Block] Statement Of Stockholders Equity [Abstract] General Partners' Capital Account, Total Shareholder's equity—General Shares General Partners Capital Account Accounting Estimates Use Of Estimates Investments In And Advances To Affiliates [Line Items] Investments In And Advances To Affiliates [Line Items] Entity Address, Address Line Two Entity Address Address Line2 Additional Valuation Information Fair Value Disclosures [Text Block] Dividends from affiliates Dividends Receivable Average charges paid to broker per round-turn trade, maximum Average Charges Paid To Broker Per Round Turn Trade Maximum Average charges paid to broker per round turn trade maximum. Affiliated investments, at value and cost Currency Futures Contracts, Value Total Investments in Securities Ending Value Beginning Value Affiliated Investments, at value Brokerage commissions and fees Increase Decrease In Payables To Broker Dealers Derivative Instruments and Hedging Activities Disclosure [Abstract] Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Schedule Of Investments [Line Items] Schedule Of Investments [Line Items] Non recurring and unusual fees and expenses. Non-Recurring Fees and Expenses Non Recurring And Unusual Fees And Expenses Policy [Text Block] Related Party Related Party Transactions By Related Party [Axis] Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts Marketable Securities Realized Gain Loss Excluding Other Than Temporary Impairments Variation margin - Currency Futures Contracts Increase Decrease In Variation Margin Increase decrease in variation margin. Accounting Standards Update [Extensible Enumeration] Accounting Standards Update [Extensible Enumeration] Entity Address, City or Town Entity Address City Or Town Investment, Issuer Affiliation [Domain] Security Exchange Name Security Exchange Name Purchase agreement transaction date Business Acquisition Date Of Acquisition Agreement1 Investments In And Advances To Affiliates [Table] Investments In And Advances To Affiliates [Table] Profit and Loss Allocations and Distributions Profit And Loss Allocations And Distributions Policy [Text Block] Profit and loss allocations and distributions. Investments in Securities, cost Investment Owned At Cost Investments in Securities, cost Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total Cash at beginning of period Cash at end of period Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Cash paid for interest Interest Paid Net Cash paid for interest Statistical Measurement Range [Member] Document Period End Date Document Period End Date Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Redemption of Shares - Value Stock Redeemed Or Called During Period Value Investment, Issuer Affiliation [Axis] Statement Of Financial Position [Abstract] Shares outstanding Limited Partners Capital Account Units Outstanding Not Designated as Hedging Instrument [Member] Nondesignated [Member] Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table] Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table] Total liabilities Liabilities Equity Partners Capital [Abstract] Derivative Instruments Gain Loss [Line Items] Derivative Instruments Gain (Loss) [Line Items] Entity File Number Entity File Number Cover [Abstract] Investments Investment Type Categorization [Member] Increase (Decrease) in payable for amount due to custodians Increase (Decrease) in payable for amount due to custodian. Increase (decrease) in payable for amount due to custodian Number of operating segment Number of Operating Segments Market value per share Market value per Share, beginning of period Market value per Share, end of period Market Value Per Share Market value per share. Realized Gain (Loss) Gain On Sale Of Investments Schedule Of Investments [Table] Schedule Of Investments [Table] Deposits with Commodity Broker and Custodian Due To And From Broker Dealers And Clearing Organizations Disclosure Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table] Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table] Non-Rule 10b5-1 Arr Modified [Flag] Non-Rule 10b5-1 Arr modified flag. Non-Rule 10b5-1 Arrangement Modified Investment, Type [Extensible Enumeration] Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Investments in and Advances to Affiliates, Schedule of Investments [Abstract] Document Transition Report Document Transition Report Total Expenses Operating Expenses Redemption of Shares Payments For Repurchase Of Common Stock Schedule Of Investments [Abstract] Statement Of Cash Flows [Abstract] Purchases of Shares - Value Stock Issued During Period Value New Issues Total Return, at market value Return At Market Value Return at market value. Net Income (Loss) Partner Type of Partners' Capital Account, Name Partner Type Of Partners Capital Account Name [Domain] Currency Futures Contracts Gain Loss On Sale Of Currency Contracts Gain loss on sale of currency contracts. Futures contracts, realized gain (loss) Receivable for: Nontrade Receivables Unclassified [Abstract] Average notional value of derivative. Average Notional Value Of Derivative Average Notional Value Derivatives, Fair Value [Line Items] Derivatives Fair Value [Line Items] Assets Assets [Abstract] Partner Type Partner Type Of Partners Capital Account [Axis] Document Fiscal Year Focus Document Fiscal Year Focus Unrealized Gain (Loss) on Commodity Contracts Futures contracts, unrealized gain (loss) Currency Futures Contracts Currency Futures Contracts, Expiration Date Forward Contract Indexed To Issuers Equity Settlement Date Or Dates Financial Instrument Risk Investments In Debt And Marketable Equity Securities And Certain Trading Assets Disclosure [Text Block] Financial Instruments, Owned, US Government and Agency Obligations, at Fair Value Affiliated investments, at value and cost Fair Value Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Minimum number of Creation Units that can be redeemed Minimum Number Of Creation Units Of Shares That Can Be Redeemed Minimum number of creation units of shares that can be redeemed. Percentage of Shareholders' Equity Investment Owned Percent Of Net Assets Derivative Instrument Derivative Instrument Risk [Axis] Payable for fund shares reacquired. Payable For Fund Shares Reacquired Fund shares reacquired Currency Futures Contracts Derivatives Policy [Text Block] Security12b Title Title of 12(b) Security Entity Address, Address Line Three Entity Address Address Line3 Derivative Instruments Derivative Instruments And Hedging Activities Disclosure [Text Block] Related Party Related and Nonrelated Parties [Domain] Redemption of Shares - Shares Stock Redeemed Or Called During Period Shares Consolidated Entities Consolidated Entities [Axis] Change in operating assets and liabilities: Increase Decrease In Operating Capital [Abstract] Fee waiver termination notice period Fee Waiver Termination Notice Period Fee waiver termination notice period. Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Trading Symbol Trading Symbol Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Net Asset Value Investment Company, Financial Highlights [Abstract] Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Currency Futures Contracts [Member] Currency Contract [Member] Currency Contract [Member] Currency contract. Financial Highlights Investment Company Financial Highlights [Text Block] Business Acquisition Business Combination [Axis] Minimum number of Creation Units that can be purchased Minimum Number Of Creation Units Of Shares That Can Be Purchased Minimum number of creation units of shares that can be purchased. Net investment income (loss) Investment Company Investment Income Loss Per Share Unrealized Gain Loss On Marketable Securities And Affiliated Investments Unrealized gain (loss) on marketable securities and affiliated investments. Net change in unrealized (gain) loss on United States Treasury Obligations and Affiliated Investments Dividends from affiliates Increase Decrease In Dividends Receivable Net Increase (Decrease) due to Share Transactions, shares Stock Issued During Period Shares Period Increase Decrease Due To Share Transactions Stock issued during period shares period increase decrease due to share transactions. U S Treasury And Government [Member] United States Treasury Obligations [Member] Maximum [Member] Maximum [Member] Tax Basis of Investments, Unrealized Appreciation (Depreciation), Net, Total Currency Futures Contracts, Unrealized Appreciation (Depreciation) Tax Basis Of Investments Unrealized Appreciation Depreciation Net Statistical Measurement Range [Axis] Distributed Earnings, Total Distributed Earnings Total distributions declared to general shares Ratio to average Net Assets Investment Company Financial Ratios [Abstract] Net Change in Marketable Securities Unrealized Gain Loss Excluding Other Than Temporary Impairments Net change in marketable securities unrealized gain loss excluding other than temporary impairments. Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts Related Party Transaction [Line Items] Related Party Transaction [Line Items] Entity Registrant Name Entity Registrant Name Share Purchases and Redemptions Share Purchases And Redemptions Disclosure [Text Block] Share purchases and redemptions disclosure. Consolidated Entities Consolidated Entities [Domain] Proceeds from purchases of Shares Proceeds From Issuance Of Common Stock Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Net Change in Shareholders' Equity, value Stockholders Equity Period Increase Decrease Shares [Member] Limited Partner [Member] Future Contracts, Net Realized and Unrealized Gain (Loss) Gain Loss On Investments Net asset value per share Net asset value per Share, beginning of period Net asset value per Share, end of period Net Asset Value Per Share Expenses, after waivers Investment Company Expense Ratio Including Voluntary Fee Waiver Total assets Assets Payments for (Proceeds from) Investments, Total Proceeds from Sales Payments For Proceeds From Investments Income Statement [Abstract] Schedule Of Restructuring And Related Costs [Table] Schedule Of Restructuring And Related Costs [Table] Weighted Average [Member] Weighted Average [Member] Cost of affiliated investments purchased Cost Of Affiliated Investments Purchased Cost of affiliated investments purchased. Investment Company Unrealized Gain Loss On Investment [Abstract] Investment company unrealized gain loss on investment. Net Change in Unrealized Gain (Loss) on Purchases of Shares - Shares Stock Issued During Period Shares New Issues City Area Code City Area Code Other investments: Investment-related Liabilities [Abstract] Investments in securities. Investments in Securities Total Investments in Securities Total Investments in Securities Liabilities Derivative Fair Value Of Derivative Liability Net Investment Income (Loss) Net Investment Income (Loss) Operating Income Loss Deposit with Commodity Broker Increase (Decrease) in Deposit Assets Increase (Decrease) in Deposit Assets, Total Deposit with Commodity Broker Cash and Cash Equivalents Cash And Cash Equivalents [Axis] Level 1 [Member] Fair Value Inputs Level1 [Member] Net cash provided by (used in) financing activities Net Cash Provided By Used In Financing Activities Change in Accounting Principle, Accounting Standards Update, Adopted [true false] Change in Accounting Principle, Accounting Standards Update, Adopted [true false] Currency Futures Contracts, Notional Value United States Treasury Obligations, Principal Value Investment Owned Underlying Face Amount At Market Value Currency Futures Contracts, Notional Value Management fees Management Fee Payable Derivative Contract Derivative Contract Type [Domain] US Government Corporations and Agencies Securities [Member] Invesco Government & Agency Portfolio, Institutional Class [Member] Entity Interactive Data Current Entity Interactive Data Current Net Income (Loss) Net Income Loss Attributable To Reporting Entity [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Cash Equivalents, at Carrying Value, Total Cash equivalents held by fund Cash Equivalents At Carrying Value Entity Tax Identification Number Entity Tax Identification Number Income Revenues [Abstract] Organization Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Change in Unrealized Appreciation (Depreciation) United States Treasury Obligations Marketable Securities Unrealized Gain Loss Local Phone Number Local Phone Number Accounting Policies [Abstract] Net Expenses Operating Expenses Net Operating expenses net. Broker-Dealer [Abstract] Less: Waivers Managing owner waived fees Investment Company Contractual Fee Waived Managing owner waived fees Affiliated Investments [Member] Affiliated Entity [Member] Entity Emerging Growth Company Entity Emerging Growth Company Summary of Transactions in, and Earnings from, Investments in Affiliates Investments In And Advances To Affiliates [Text Block]