{"cik":"0001912938","entityName":"FIRST TRUST PRIVATE ASSETS FUND","facts":{"ffd":{"NetFeeAmt":{"label":"","description":"","units":{"USD":[{"end":"2026-04-23","val":0,"accn":"0001104659-26-049541","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-04-28","frame":"CY2026Q1I"},{"end":"2026-05-27","val":524.78,"accn":"0001104659-26-068066","fy":null,"fp":null,"form":"SC TO-I","filed":"2026-05-29"},{"end":"2026-07-16","val":0,"accn":"0001104659-26-086534","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-07-24","frame":"CY2026Q2I"}]}},"TtlFeeAmt":{"label":"","description":"","units":{"USD":[{"end":"2026-04-23","val":414.3,"accn":"0001104659-26-049541","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-04-28","frame":"CY2026Q1I"},{"end":"2026-05-27","val":524.78,"accn":"0001104659-26-068066","fy":null,"fp":null,"form":"SC TO-I","filed":"2026-05-29"},{"end":"2026-07-16","val":524.78,"accn":"0001104659-26-086534","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-07-24","frame":"CY2026Q2I"}]}},"TtlOffsetAmt":{"label":"","description":"","units":{"USD":[{"end":"2026-04-23","val":0,"accn":"0001104659-26-049541","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-04-28","frame":"CY2026Q1I"},{"end":"2026-05-27","val":0,"accn":"0001104659-26-068066","fy":null,"fp":null,"form":"SC TO-I","filed":"2026-05-29"},{"end":"2026-07-16","val":0,"accn":"0001104659-26-086534","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-07-24","frame":"CY2026Q2I"}]}},"TtlPrevslyPdAmt":{"label":"","description":"","units":{"USD":[{"end":"2026-04-23","val":414.3,"accn":"0001104659-26-049541","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-04-28","frame":"CY2026Q1I"},{"end":"2026-05-27","val":0,"accn":"0001104659-26-068066","fy":null,"fp":null,"form":"SC TO-I","filed":"2026-05-29"},{"end":"2026-07-16","val":524.78,"accn":"0001104659-26-086534","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-07-24","frame":"CY2026Q2I"}]}},"TtlTxValtn":{"label":"","description":"","units":{"USD":[{"end":"2026-04-23","val":3000000,"accn":"0001104659-26-049541","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-04-28","frame":"CY2026Q1I"},{"end":"2026-05-27","val":3800000,"accn":"0001104659-26-068066","fy":null,"fp":null,"form":"SC TO-I","filed":"2026-05-29"},{"end":"2026-07-16","val":3800000,"accn":"0001104659-26-086534","fy":null,"fp":null,"form":"SC TO-I/A","filed":"2026-07-24","frame":"CY2026Q2I"}]}}},"cef":{"AcquiredFundFeesAndExpensesPercent":{"label":"","description":"","units":{}},"AnnualDividendPayment":{"label":"","description":"","units":{}},"AnnualInterestRatePercent":{"label":"","description":"","units":{}},"ExpenseExampleYear01":{"label":"","description":"","units":{}},"ExpenseExampleYears1to10":{"label":"","description":"","units":{}},"ExpenseExampleYears1to3":{"label":"","description":"","units":{}},"ExpenseExampleYears1to5":{"label":"","description":"","units":{}},"IncentiveAllocationMaximumPercent":{"label":"","description":"","units":{}},"IncentiveAllocationMinimumPercent":{"label":"","description":"","units":{}},"IncentiveFeesPercent":{"label":"","description":"","units":{}},"LoanServicingFeesPercent":{"label":"","description":"","units":{}},"ManagementFeesPercent":{"label":"","description":"","units":{}},"NetExpenseOverAssetsPercent":{"label":"","description":"","units":{}},"OtherAnnualExpense2Percent":{"label":"","description":"","units":{}},"OtherAnnualExpense3Percent":{"label":"","description":"","units":{}},"OutstandingSecurityHeldShares":{"label":"","description":"","units":{}},"OutstandingSecurityNotHeldShares":{"label":"","description":"","units":{}},"ReturnAtMinusFivePercent":{"label":"","description":"","units":{}},"ReturnAtMinusTenPercent":{"label":"","description":"","units":{}},"ReturnAtPlusFivePercent":{"label":"","description":"","units":{}},"ReturnAtPlusTenPercent":{"label":"","description":"","units":{}},"ReturnAtZeroPercent":{"label":"","description":"","units":{}},"SalesLoadPercent":{"label":"","description":"","units":{}},"SeniorSecuritiesAmt":{"label":"","description":"","units":{}},"SeniorSecuritiesCvgPerUnit":{"label":"","description":"","units":{}},"TotalAnnualExpensesPercent":{"label":"","description":"","units":{}},"WaiversAndReimbursementsOfFeesPercent":{"label":"","description":"","units":{}}},"us-gaap":{"NetAssetValuePerShare":{"label":"Net Asset Value Per Share","description":"Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure.","units":{}}}}}