| Form N-CSR Cover | 6 Months Ended |
| May 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | INVESTMENT MANAGERS SERIES TRUST II |
| Entity Central Index Key | 0001587982 |
| Document Period End Date | May 31, 2024 |
| Shareholder Report | 6 Months Ended |
| May 31, 2024 USD ($) Holding | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | INVESTMENT MANAGERS SERIES TRUST II |
| Entity Central Index Key | 0001587982 |
| Document Period End Date | May 31, 2024 |
| C000176262 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | ACR Equity International Fund |
| Class Name | Class I |
| Trading Symbol | ACREX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the ACR Equity International Fund (“Fund”) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at www.acr-investfunds.com |
| Additional Information Phone Number | (855) 955-9552 |
| Additional Information Website | www.acr-investfunds.com |
| Expenses [Text Block] | Fund Expenses (Based on a hypothetical $10,000 investment) Fund (Class) Costs of a $10,000 investment Costs paid as a percentage ACR Equity International Fund $ 1.11 % |
| Expenses Paid, Amount | $ 61 |
| Expense Ratio, Percent | 1.11% |
| Net Assets | $ 88,197,275 |
| Holdings Count | Holding | 26 |
| Advisory Fees Paid, Amount | $ 267,108 |
| Investment Company Portfolio Turnover | 22% |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics that you should pay attention to. Fund net assets $ % Total number of portfolio holdings $ % Total advisory fee paid/(reimbursed) $ % Portfolio turnover rate as of the end of the reporting period $ % |
| Holdings [Text Block] | Graphical Representation of Holdings The tables below show the investment makeup of the Fund, representing percentage of the total net asset of the Fund. The Top Ten Holdings and Country Allocation exclude short-term holdings, if any. The Country Allocation chart represents Common Stocks of the Fund. Top Ten Holdings Vistry Group PLC 8.9 % DCC PLC 7.3 % Eurocell PLC 6.2 % ISS A/S 6.2 % Vodafone Group PLC - ADR 5.9 % Barclays PLC - ADR 5.4 % JD Sports Fashion PLC 4.6 % Greencore Group PLC 4.3 % Premium Brands Holdings Corp. 4.3 % Ashtead Group PLC 4.2 % Asset Allocation Country Allocation |
| Largest Holdings [Text Block] | Top Ten Holdings Vistry Group PLC 8.9 % DCC PLC 7.3 % Eurocell PLC 6.2 % ISS A/S 6.2 % Vodafone Group PLC - ADR 5.9 % Barclays PLC - ADR 5.4 % JD Sports Fashion PLC 4.6 % Greencore Group PLC 4.3 % Premium Brands Holdings Corp. 4.3 % Ashtead Group PLC 4.2 % |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no changes in or disagreements with accountants during the reporting period. |
| C000150491 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | ACR Opportunity Fund |
| Class Name | Class I |
| Trading Symbol | ACROX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the ACR Opportunity Fund (“Fund”) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at www.acr-investfunds.com |
| Additional Information Phone Number | (855) 955-9552 |
| Additional Information Website | www.acr-investfunds.com |
| Expenses [Text Block] | Fund Expenses (Based on a hypothetical $10,000 investment) Fund (Class) Costs of a $10,000 investment Costs paid as a percentage ACR Opportunity Fund $ 1.27 % |
| Expenses Paid, Amount | $ 70 |
| Expense Ratio, Percent | 1.27% |
| Net Assets | $ 70,840,924 |
| Holdings Count | Holding | 35 |
| Advisory Fees Paid, Amount | $ 231,574 |
| Investment Company Portfolio Turnover | 17% |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics that you should pay attention to. Fund net assets $ % Total number of portfolio holdings $ % Total advisory fee paid/(reimbursed) $ % Portfolio turnover rate as of the end of the reporting period $ % |
| Holdings [Text Block] | Graphical Representation of Holdings The tables below show the investment makeup of the Fund, representing percentage of the total net asset of the Fund. The Top Ten Holdings and Sector Allocation exclude short-term holdings, if any. The Sector Allocation chart represents Common Stocks of the Fund. Top Ten Holdings Sulzer A.G. 5.8 % Vistry Group PLC 5.7 % Barclays PLC - ADR 5.4 % Vodafone Group PLC - ADR 5.2 % Citigroup, Inc. 4.6 % Lennar Corp. 4.3 % Fairfax Financial Holdings Ltd. 4.2 % Jefferies Financial Group, Inc. 4.1 % Dell Technologies, Inc. - Class C 4.0 % DCC PLC 3.7 % Asset Allocation Sector Allocation |
| Largest Holdings [Text Block] | Top Ten Holdings Sulzer A.G. 5.8 % Vistry Group PLC 5.7 % Barclays PLC - ADR 5.4 % Vodafone Group PLC - ADR 5.2 % Citigroup, Inc. 4.6 % Lennar Corp. 4.3 % Fairfax Financial Holdings Ltd. 4.2 % Jefferies Financial Group, Inc. 4.1 % Dell Technologies, Inc. - Class C 4.0 % DCC PLC 3.7 % |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no changes in or disagreements with accountants during the reporting period. |
| Shareholder Report, Holdings (Details) | May 31, 2024 |
| C000176262 [Member] | Barclays PLC ADR [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.40% |
| C000176262 [Member] | DCC PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.30% |
| C000176262 [Member] | Premium Brands Holdings Corp [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000176262 [Member] | Ashtead Group PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.20% |
| C000176262 [Member] | Eurocell PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.20% |
| C000176262 [Member] | Greencore Group PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000176262 [Member] | Vistry Group PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.90% |
| C000176262 [Member] | Vodafone Group PLC ADR [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.90% |
| C000176262 [Member] | ISS A S [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.20% |
| C000176262 [Member] | JD Sports Fashion PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| C000176262 [Member] | SWITZERLAND | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.60% |
| C000176262 [Member] | IRELAND | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.60% |
| C000176262 [Member] | NORWAY | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.80% |
| C000176262 [Member] | UNITED KINGDOM | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 39.90% |
| C000176262 [Member] | CANADA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.10% |
| C000176262 [Member] | BERMUDA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| C000176262 [Member] | FRANCE | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.30% |
| C000176262 [Member] | DENMARK | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.20% |
| C000176262 [Member] | Other Assets in Excess of Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| C000176262 [Member] | Exchange Traded Funds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4% |
| C000176262 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 90.30% |
| C000176262 [Member] | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.30% |
| C000150491 [Member] | Dell Technologies Inc Class C [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4% |
| C000150491 [Member] | Barclays PLC ADR [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.40% |
| C000150491 [Member] | DCC PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| C000150491 [Member] | Fairfax Financial Holdings Ltd [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.20% |
| C000150491 [Member] | Jefferies Financial Group Inc [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.10% |
| C000150491 [Member] | Vistry Group PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.70% |
| C000150491 [Member] | Vodafone Group PLC ADR [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| C000150491 [Member] | Lennar Corp [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000150491 [Member] | Sulzer A G [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.80% |
| C000150491 [Member] | Citigroup Inc [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| C000150491 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.40% |
| C000150491 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| C000150491 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.40% |
| C000150491 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| C000150491 [Member] | Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4% |
| C000150491 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.80% |
| C000150491 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.40% |
| C000150491 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| C000150491 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.20% |
| C000150491 [Member] | Other Assets in Excess of Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| C000150491 [Member] | Preferred Stocks [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| C000150491 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 91.90% |
| C000150491 [Member] | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
