v3.25.4
Shareholder Report, Average Annual Return (Details)
 12 Months Ended 60 Months Ended 104 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
C000241134 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Global Alternatives Fund (Class A/GAFAX) at POP      
Average Annual Return, Percent [1],[2] 0.62% 2.70%   1.99%
C000241136 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Managed Futures Strategy Fund (Class A/AMFAX) at POP      
Average Annual Return, Percent [3],[4] (14.81%) 0.56%   0.98%
Without Sales Load [Member] | C000241133 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Global Alternatives Fund (Class R6/GAFNX) at NAV      
Average Annual Return, Percent [5] 6.77% 4.19%   2.88%
Without Sales Load [Member] | C000241132 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Global Alternatives Fund (Class I/GAFYX) at NAV      
Average Annual Return, Percent [6] 6.78% 4.11%   2.82%
Without Sales Load [Member] | C000241131 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Global Alternatives Fund (Class C/GAFCX) at NAV and with CDSC      
Average Annual Return, Percent [7],[8] 5.69% 3.09%   1.80%
Without Sales Load [Member] | C000241134 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Global Alternatives Fund (Class A/GAFAX) at NAV      
Average Annual Return, Percent [9] 6.48% 3.87%   2.57%
Without Sales Load [Member] | C000241136 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Managed Futures Strategy Fund (Class A/AMFAX) at NAV      
Average Annual Return, Percent [10] (9.86%) 1.71%   1.55%
Without Sales Load [Member] | C000241137 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Managed Futures Strategy Fund (Class C/ASFCX) at NAVandwith CDSC      
Average Annual Return, Percent [11],[12] (10.62%) 0.93%   0.79%
Without Sales Load [Member] | C000241138 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Managed Futures Strategy Fund (Class I/ASFYX) at NAV      
Average Annual Return, Percent [13] (9.78%) 1.94%   1.80%
Without Sales Load [Member] | C000241135 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Virtus AlphaSimplex Managed Futures Strategy Fund (Class R6/AMFNX) at NAV      
Average Annual Return, Percent [14] (9.61%) 2.06% 2.89%  
FT Wilshire 5000 Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name FT Wilshire 5000 Index      
Average Annual Return, Percent 17.13% 13.40% 14.27% 14.45%
Barclay Fund of Funds Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Barclay Fund of Funds Index      
Average Annual Return, Percent 11.18% 4.61%   3.98%
Credit Suisse Managed Futures Liquid Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Credit Suisse Managed Futures Liquid Index      
Average Annual Return, Percent (4.04%) 2.24% 0.81% 0.55%
SG Trend Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name SG Trend Index      
Average Annual Return, Percent 2.48% 6.99% 5.28% 3.67%
[1] “CDSC” (contingent deferred sales charge) is applied to redemptions of certain classes of shares that do not have a sales charge applied at the time of purchase. A CDSC may be imposed on certain redemptions of Class A shares made within 18 months of a finder’s fee being paid.
[2] “POP” (Public Offering Price) total returns include the effect of the maximum front-end 5.50% sales charge.
[3]
“CDSC” (contingent deferred sales charge) is applied to redemptions of certain classes of shares that do not have a sales charge applied at the time of purchase. A CDSC may be imposed on certain redemptions of Class A shares made within 18 months of a finder’s fee being paid.
[4]
“POP” (Public Offering Price) total returns include the effect of the maximum front-end 5.50% sales charge.
[5] “NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[6]
“NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[7] “CDSC” (contingent deferred sales charge) is applied to redemptions of certain classes of shares that do not have a sales charge applied at the time of time of purchase. CDSC for all Class C shares are 1% within the first year and 0% thereafter.
[8] “NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[9] “NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[10]
“NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[11] “CDSC” (contingent deferred sales charge) is applied to redemptions of certain classes of shares that do not have a sales charge applied at the time of time of purchase. CDSC for all Class C shares are 1% within the first year and 0% thereafter.
[12] “NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[13] “NAV” (Net Asset Value) total returns do not include the effect of any sales charge.
[14] “NAV” (Net Asset Value) total returns do not include the effect of any sales charge.