v3.26.1
Investment Objectives and Goals - Multi Trust Funds
Dec. 31, 2025
Natixis Loomis Sayles Focused Growth ETF  
Prospectus [Line Items]  
Risk/Return [Heading] Natixis Loomis Sayles Focused Growth ETF
Objective [Heading] Investment Goal
Objective, Primary [Text Block]
The Fund’s investment goal is long-term growth of capital. 
Natixis Vaughan Nelson Select ETF  
Prospectus [Line Items]  
Risk/Return [Heading] Natixis Vaughan Nelson Select ETF
Objective [Heading] Investment Goal
Objective, Primary [Text Block]
The Fund seeks long-term capital appreciation.