v3.25.2
LifeX 2065 Longevity Income ETF Investment Objectives and Goals - LifeX 2065 Longevity Income ETF
Dec. 31, 2024
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Times New Roman;font-size:10pt;font-style:italic;font-weight:bold;">LifeX 2065 Longevity Income ETF</span>
Objective [Heading] <span style="color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:bold;">Investment Objective</span>
Objective, Primary [Text Block] The LifeX 2065 Longevity Income ETF (the “Fund”)1 seeks to provide reliable monthly distributions consisting of income and principal through 2065.There can be no assurance that the Fund will achieve its investment objective.