The bar chart and table below provide some indication of the potential risks of investing in the fund. The fund’s past performance, before and after taxes, is not necessarily an indication of how the fund will perform in the future.

The bar chart shows changes in the fund’s and Predecessor Fund’s performance from year to year over a 10-year period. The table shows how the fund’s and Predecessor Fund’s average annual returns compare to those of a broad-based securities market index and a style-specific index that reflects the market sectors in which the fund invests. Updated performance information is available at virtus.com or by calling 800-243-1574.

Performance Information Illustrates Variability of Returns [Text]

The bar chart and table below provide some indication of the potential risks of investing in the fund.

Bar Chart Does Not Reflect Sales Loads [Text]

Returns do not reflect sales charges applicable to other share classes and would be lower if they did.

Bar Chart Closing [Text Block]


Best Quarter:	2020, Q2:	20.05%	Worst Quarter:	2020, Q1:	-20.12%	Year to Date (6/30/2025):	4.14%

Performance Table Uses Highest Federal Rate

After-tax returns are calculated using the historical highest individual federal marginal income tax rates and do not reflect the impact of state and local taxes. After-tax returns are shown only for Class I Shares; after-tax returns for other classes will vary. Actual after-tax returns depend on the investor’s tax situation and may differ from those shown. After-tax returns are not relevant to investors who hold fund shares in tax-deferred accounts or to shares held by non-taxable entities. In certain cases, the Return After Taxes on Distributions and Sale of Fund Shares for a period may be higher than other return figures for the same period. This will occur when a capital loss is realized upon the sale of fund shares and provides an assumed tax benefit that increases the return.

Performance Table Explanation after Tax Higher

In certain cases, the Return After Taxes on Distributions and Sale of Fund Shares for a period may be higher than other return figures for the same period. This will occur when a capital loss is realized upon the sale of fund shares and provides an assumed tax benefit that increases the return.

Performance Table One Class of after Tax Shown [Text]

After-tax returns are shown only for Class I Shares; after-tax returns for other classes will vary.

Performance Table Closing [Text Block]

The Bloomberg Global Aggregate Bond Index measures the global investment grade fixed rate bond market. The index is calculated on a total-return basis with dividends reinvested. The index is unmanaged and not available for direct investment.

The J.P. Morgan CEMBI Broad Diversified Index tracks total returns for U.S. dollar denominated debt instruments issued by corporate entities in emerging markets countries. The benchmark limits the current face amount allocations of the bonds in the CEMBI Broad by constraining the total face amount outstanding for countries with larger debt stocks. Qualifying corporate bonds have a face amount greater than USD 300 million, maturity greater than 5 years, verifiable prices

and cash flows, and from countries with Asia ex Japan, Latin America, Eastern Europe, Middle East, and Africa. The index is calculated on a total-return basis with dividends reinvested. The index is unmanaged and not available for direct investment.

After-tax returns are calculated using the historical highest individual federal marginal income tax rates and do not reflect the impact of state and local taxes. After-tax returns are shown only for Class I Shares; after-tax returns for other classes will vary. Actual after-tax returns depend on the investor’s tax situation and may differ from those shown. After-tax returns are not relevant to investors who hold fund shares in tax-deferred accounts or to shares held by non-taxable entities. In certain cases, the Return After Taxes on Distributions and Sale of Fund Shares for a period may be higher than other return figures for the same period. This will occur when a capital loss is realized upon the sale of fund shares and provides an assumed tax benefit that increases the return.

Performance Availability Phone [Text]

800-243-1574

Prospectus [Line Items]

Bar Chart, Year to Date Return

4.14%

Highest Quarterly Return, Label [Optional Text]

Best Quarter

Highest Quarterly Return, Date

Jun. 30, 2020

Lowest Quarterly Return

(20.12%)

Bar Chart and Performance Table [Heading]

Performance Information

Performance Past Does Not Indicate Future [Text]

The fund’s past performance, before and after taxes, is not necessarily an indication of how the fund will perform in the future.

Performance Additional Market Index [Text]

The Bloomberg Global Aggregate Bond Index measures the global investment grade fixed rate bond market. The index is calculated on a total-return basis with dividends reinvested. The index is unmanaged and not available for direct investment.

Bar Chart [Heading]

Calendar year total returns for Class I Shares (includes returns of the Predecessor Fund)

Performance Table Heading

Average Annual Total Returns (for the periods ended December 31, 2024; includes returns of the Predecessor Fund)

Performance Table Not Relevant to Tax Deferred

Actual after-tax returns depend on the investor’s tax situation and may differ from those shown. After-tax returns are not relevant to investors who hold fund shares in tax-deferred accounts or to shares held by non-taxable entities.

Performance [Table]

Average Annual Total Returns - Virtus Stone Harbor Emerging Markets Debt Income Fund	Total
Bloomberg Global Aggregate Bond Index \| Average Annual Return, Label [Optional Text]	Bloomberg Global Aggregate Bond Index
JPMorgan EMBI Global Diversified Index \| Average Annual Return, Label [Optional Text]	JPMorgan EMBI Global Diversified Index
Class A Shares \| Average Annual Return, Label [Optional Text]	Return Before Taxes
Class I Shares \| Average Annual Return, Label [Optional Text]	Return Before Taxes
Class I Shares \| After Taxes on Distributions \| Average Annual Return, Label [Optional Text]	Return After Taxes on Distributions
Class I Shares \| After Taxes on Distributions and Sales \| Average Annual Return, Label [Optional Text]	Return After Taxes on Distributions and Sale of Fund Shares

Index No Deduction for Fees, Expenses, or Taxes [Text]

(reflects no deduction for fees, expenses or taxes)

Performance Availability Website Address [Text]

virtus.com

Year to Date Return, Label [Optional Text]

Year to Date

Bar Chart, Year to Date Return, Date

Jun. 30, 2025

Highest Quarterly Return

18.89%

Lowest Quarterly Return, Label [Optional Text]

Worst Quarter

Lowest Quarterly Return, Date

Mar. 31, 2020

Prospectus [Line Items]

Performance Narrative [Text Block]

The bar chart and table below provide some indication of the potential risks of investing in the fund. The fund’s past performance, before and after taxes, is not necessarily an indication of how the fund will perform in the future.

The bar chart shows changes in the fund’s and Predecessor Fund’s performance from year to year over a 10-year period. The table shows how the fund’s and Predecessor Fund’s average annual returns compare to those of a broad-based securities market index and a style-specific index that reflects the market sectors in which the fund invests. Updated performance information is available at virtus.com or by calling 800-243-1574.

Performance Information Illustrates Variability of Returns [Text]

The bar chart and table below provide some indication of the potential risks of investing in the fund.

Bar Chart Does Not Reflect Sales Loads [Text]

Returns do not reflect sales charges applicable to other share classes and would be lower if they did.

Bar Chart Closing [Text Block]


Best Quarter:	2020, Q2:	11.02%	Worst Quarter:	2020, Q1:	-16.98%	Year to Date (6/30/2025):	12.28%

Performance Table Uses Highest Federal Rate

After-tax returns are calculated using the historical highest individual federal marginal income tax rates and do not reflect the impact of state and local taxes. After-tax returns are shown only for Class I Shares; after-tax returns for other classes will vary. Actual after-tax returns depend on the investor’s tax situation and may differ from those shown. After-tax returns are not relevant to investors who hold fund shares in tax-deferred accounts or to shares held by non-taxable entities. In certain cases, the Return After Taxes on Distributions and Sale of Fund Shares for a period may be higher than other return figures for the same period. This will occur when a capital loss is realized upon the sale of fund shares and provides an assumed tax benefit that increases the return.

Performance Table Explanation after Tax Higher

In certain cases, the Return After Taxes on Distributions and Sale of Fund Shares for a period may be higher than other return figures for the same period. This will occur when a capital loss is realized upon the sale of fund shares and provides an assumed tax benefit that increases the return.

Performance Table One Class of after Tax Shown [Text]

After-tax returns are shown only for Class I Shares; after-tax returns for other classes will vary.

Performance Table Closing [Text Block]

The Bloomberg Global Aggregate Bond Index measures the global investment grade fixed rate bond market. The index is calculated on a total-return basis with dividends reinvested. The index is unmanaged and not available for direct investment.

The J.P. Morgan GBI-EM Global Diversified Index consists of regularly traded, liquid fixed-rate, domestic currency government bonds to which international investors can gain exposure. The weightings among the countries are more evenly distributed within this index. The index is calculated on a total-return basis with dividends reinvested, and it is unmanaged and not available for direct investment.

After-tax returns are calculated using the historical highest individual federal marginal income tax rates and do not reflect the impact of state and local taxes. After-tax returns are shown only for Class I Shares; after-tax returns for other classes will vary. Actual after-tax returns depend on the investor’s tax situation and may differ from those shown. After-tax returns are not relevant to investors who hold fund shares in tax-deferred accounts or to shares held by non-taxable entities. In certain cases, the Return After Taxes on Distributions and Sale of Fund Shares for a period may be higher than other return figures for the same period. This will occur when a capital loss is realized upon the sale of fund shares and provides an assumed tax benefit that increases the return.

Performance Availability Phone [Text]

800-243-1574

Prospectus [Line Items]

Bar Chart, Year to Date Return

12.28%

Highest Quarterly Return, Label [Optional Text]

Best Quarter

Highest Quarterly Return, Date

Jun. 30, 2020

Lowest Quarterly Return

(16.98%)