S 000079834 Summary1 [Member] Prospectus Summary Prospectus Summary S 000079834 [Member] T. Rowe Price Capital Appreciation Equity ETF T. 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Rowe Price Capital Appreciation Premium Income ETF T. Rowe Price Capital Appreciation Premium Income ETF C 000256565 [Member] Capital Appreciation Premium Income ETF Capital Appreciation Premium Income ETF cik0001795351_DerivativesMember [Member] Derivatives Derivatives cik0001795351_CallOptionMember [Member] Call Option Call Option S 000079835 Summary3 [Member] Prospectus Summary Prospectus Summary S 000079835 [Member] T. Rowe Price Growth ETF T. Rowe Price Growth ETF C 000241223 [Member] Growth ETF Growth ETF cik0001795351_GrowthinvestingMember [Member] Growth investing Growth investing cik0001795351_Russell3000Index5Member [Member] Russell 3000® Index Russell 3000® Index cik0001795351_Russell3000Index6Member [Member] Russell 3000® Index Russell 3000® Index cik0001795351_Russell1000GrowthIndex7Member [Member] Russell 1000® Growth Index Russell 1000® Growth Index cik0001795351_Russell1000GrowthIndex8Member [Member] Russell 1000® Growth Index Russell 1000® Growth Index S 000089786 Summary4 [Member] Prospectus Summary Prospectus Summary S 000089786 [Member] T. Rowe Price Hedged Equity ETF T. Rowe Price Hedged Equity ETF C 000256566 [Member] Hedged Equity ETF Hedged Equity ETF cik0001795351_InvestmentsinotherinvestmentcompaniesMember [Member] Investments in other investment companies Investments in other investment companies S 000079837 Summary5 [Member] Prospectus Summary Prospectus Summary S 000079837 [Member] T. Rowe Price Small-Mid Cap ETF T. Rowe Price Small-Mid Cap ETF C 000241225 [Member] Small-Mid Cap ETF Small-Mid Cap ETF cik0001795351_Small-andmid-capstocksMember [Member] Small- and mid-cap stocks Small- and mid-cap stocks cik0001795351_Russell3000Index9Member [Member] Russell 3000® Index Russell 3000® Index cik0001795351_Russell3000Index10Member [Member] Russell 3000® Index Russell 3000® Index cik0001795351_Russell2500Index11Member [Member] Russell 2500® Index Russell 2500® Index cik0001795351_Russell2500Index12Member [Member] Russell 2500® Index Russell 2500® Index S 000086172 Summary6 [Member] Prospectus Summary Prospectus Summary S 000086172 [Member] T. Rowe Price Technology ETF T. Rowe Price Technology ETF C 000251574 [Member] Technology ETF Technology ETF cik0001795351_TechnologycompaniesMember [Member] Technology companies Technology companies cik0001795351_ForeigninvestingMember [Member] Foreign investing Foreign investing cik0001795351_LiquidityMember [Member] Liquidity Liquidity cik0001795351_EmergingmarketsMember [Member] Emerging markets Emerging markets S 000079838 Summary7 [Member] Prospectus Summary Prospectus Summary S 000079838 [Member] T. Rowe Price Value ETF T. Rowe Price Value ETF C 000241226 [Member] Value ETF Value ETF cik0001795351_ValueinvestingMember [Member] Value investing Value investing cik0001795351_Russell3000Index13Member [Member] Russell 3000® Index Russell 3000® Index cik0001795351_Russell3000Index14Member [Member] Russell 3000® Index Russell 3000® Index cik0001795351_Russell1000ValueIndex15Member [Member] Russell 1000® Value Index Russell 1000® Value Index cik0001795351_Russell1000ValueIndex16Member [Member] Russell 1000® Value Index Russell 1000® Value Index Document Type Document Type Document Period End Date Document Period End Date Entity Central Index Key Entity Central Index Key Amendment Flag Amendment Flag Document Creation Date Document Creation Date Document Effective Date Document Effective Date EntityInvCompanyType EntityInvCompanyType Registrant Name Registrant Name Prospectus Date Prospectus Date Risk/Return [Heading] Risk/Return [Heading] Objective [Heading] Objective [Heading] Objective, Primary [Text Block] Objective, Primary [Text Block] Expense [Heading] Expense [Heading] Expense Narrative [Text Block] Expense Narrative [Text Block] Operating Expenses Caption [Text] Operating Expenses Caption [Text] Expense Example [Heading] Expense Example [Heading] Expense Example Narrative [Text Block] Expense Example Narrative [Text Block] Expense Example, with Redemption, 1 Year 1 Year Expense Example, with Redemption, 3 Years 3 Years Expense Example, with Redemption, 5 Years 5 Years Expense Example, with Redemption, 10 Years 10 Years Portfolio Turnover [Heading] Portfolio Turnover [Heading] Portfolio Turnover [Text Block] Portfolio Turnover [Text Block] Portfolio Turnover, Rate Portfolio Turnover, Rate Strategy [Heading] Strategy [Heading] Strategy Narrative [Text Block] Strategy Narrative [Text Block] Strategy Portfolio Concentration [Text] Strategy Portfolio Concentration [Text] Risk [Heading] Risk [Heading] Risk [Text Block] Risk [Text Block] Bar Chart and Performance Table [Heading] Bar Chart and Performance Table [Heading] Performance Narrative [Text Block] Performance Narrative [Text Block] Performance Information Illustrates Variability of Returns [Text] Performance Information Illustrates Variability of Returns [Text] Performance Past Does Not Indicate Future [Text] Performance Past Does Not Indicate Future [Text] Bar Chart Does Not Reflect Sales Loads [Text] Bar Chart Does Not Reflect Sales Loads [Text] Performance Table Narrative Performance Table Narrative Performance Table Uses Highest Federal Rate Performance Table Uses Highest Federal Rate Performance Table Not Relevant to Tax Deferred Performance Table Not Relevant to Tax Deferred Performance Table One Class of after Tax Shown [Text] Performance Table One Class of after Tax Shown [Text] Performance Table Explanation after Tax Higher Performance Table Explanation after Tax Higher Performance One Year or Less [Text] Performance One Year or Less [Text] Performance Table Closing [Text Block] Performance Table Closing [Text Block] Performance Availability Website Address [Text] Performance Availability Website Address [Text] Bar Chart [Heading] Bar Chart [Heading] Annual Return 2024 Annual Return 2024 Bar Chart Closing [Text Block] Bar Chart Closing [Text Block] Highest Quarterly Return, Label Label Highest Quarterly Return, Date Highest Quarterly Return, Date Highest Quarterly Return Highest Quarterly Return Lowest Quarterly Return, Label Label Lowest Quarterly Return, Date Lowest Quarterly Return, Date Lowest Quarterly Return Lowest Quarterly Return Year to Date Return, Label Year to Date Return, Label Bar Chart, Year to Date Return, Date Bar Chart, Year to Date Return, Date Bar Chart, Year to Date Return Bar Chart, Year to Date Return Performance Table Heading Performance Table Heading Inception Date Inception Date 1 Year 1 Year Since Inception Since Inception Label Label Index No Deduction for Fees, Expenses, Taxes [Text] Index No Deduction for Fees, Expenses, Taxes [Text] Document [Axis] Document [Axis] Series [Axis] Series [Axis] Prospectus Prospectus Prospectus: Prospectus: Risk/Return: Risk/Return: Shareholder Fees [Table] Shareholder Fees [Table] Annual Fund Operating Expenses [Table] Annual Fund Operating Expenses [Table] Expense Example, With Redemption [Table] Expense Example, With Redemption [Table] Expense Example, No Redemption [Table] Expense Example, No Redemption [Table] Bar Chart [Table] Bar Chart [Table] Performance [Table] Performance [Table] Market Index Performance [Table] Market Index Performance [Table] Performance Measure [Axis] Performance Measure [Axis] Share Class [Axis] Share Class [Axis] Before Taxes Before Taxes After Taxes on Distributions After Taxes on Distributions After Taxes on Distributions and Sales After Taxes on Distributions and Sales Risk [Axis] Risk [Axis] All Risks [Member] All Risks [Member] Risk Lose Money [Member] Risk Lose Money [Member] Risk Not Insured [Member] Risk Not Insured [Member] Risk Nondiversified Status [Member] Risk Nondiversified Status [Member] Risk Not Insured Depository Institution [Member] Risk Not Insured Depository Institution [Member] Risk Money Market Fund Price Fluctuates [Member] Risk Money Market Fund Price Fluctuates [Member] Risk Money Market Fund May Impose Fees or Suspend Sales [Member] Risk Money Market Fund May Impose Fees or Suspend Sales [Member] Risk Money Market Fund Sponsor May Not Provide Support [Member] Risk Money Market Fund Sponsor May Not Provide Support [Member] Risk Money Market Fund May Not Preserve Dollar [Member] Risk Money Market Fund May Not Preserve Dollar [Member] Management fees Other expenses Total annual fund operating expenses Acquired fund fees and expenses Fee waiver/expense reimbursement Total annual fund operating expenses after fee waiver/expense reimbursement Risks [Table Text Block] Risks [Table Text Block]