S000006018 [Member] Investment Objectives and Goals - Versatile Bond Portfolio |
Jan. 31, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Risk/Return [Heading] | Versatile Bond Portfolio June 1, 2026 PORTFOLIO SUMMARY Class A — PRVDX | Class C — PRVHX | Class I — PRVBX |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | Versatile Bond Portfolio seeks to earn high current income.
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