v3.26.3
Janus Henderson Multi-Sector Income Fund Expense Example, No Redemption - Class A C S I N T Shares [Member] - Janus Henderson Multi-Sector Income Fund
Jun. 30, 2026
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 559
Expense Example, No Redemption, 3 Years 740
Expense Example, No Redemption, 5 Years 938
Expense Example, No Redemption, 10 Years 1,506
Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 166
Expense Example, No Redemption, 3 Years 518
Expense Example, No Redemption, 5 Years 895
Expense Example, No Redemption, 10 Years 1,747
Class S  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 110
Expense Example, No Redemption, 3 Years 348
Expense Example, No Redemption, 5 Years 604
Expense Example, No Redemption, 10 Years 1,338
Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 66
Expense Example, No Redemption, 3 Years 212
Expense Example, No Redemption, 5 Years 371
Expense Example, No Redemption, 10 Years 833
Class N  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 57
Expense Example, No Redemption, 3 Years 184
Expense Example, No Redemption, 5 Years 322
Expense Example, No Redemption, 10 Years 724
Class T  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 83
Expense Example, No Redemption, 3 Years 263
Expense Example, No Redemption, 5 Years 459
Expense Example, No Redemption, 10 Years $ 1,023