v3.26.1
Investment Objectives and Goals
May 01, 2026
Royce Capital Fund - Micro-Cap Portfolio  
Prospectus [Line Items]  
Risk/Return [Heading] Royce Micro-Cap Portfolio
Objective [Heading] Investment Goal
Objective, Primary [Text Block]

Royce Micro-Cap Portfolio’s investment goal is long-term growth of capital.

Royce Capital Fund - Small-Cap Portfolio  
Prospectus [Line Items]  
Risk/Return [Heading] Royce Small-Cap Portfolio
Objective [Heading] Investment Goal
Objective, Primary [Text Block]

Royce Small-Cap Portfolio’s investment goal is long-term growth of capital.