Janus Henderson Money Market Fund Annual Fund Operating Expenses - Class D Shares [Member] - Janus Henderson Money Market Fund - Class D |
Jun. 30, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Management Fees (as a percentage of Assets) | 0.20% |
| Other Expenses (as a percentage of Assets): | 0.19% |
| Expenses (as a percentage of Assets) | 0.39% |