v3.25.4
S000001601 [Member] Annual Fund Operating Expenses - Short Duration Bond Fund
Oct. 31, 2025
Prospectus [Line Items]  
Fee Waiver or Reimbursement over Assets, Date of Termination February 28, 2027
Class M  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.35% [1]
Distribution and Service (12b-1) Fees 0.00% [1]
Other Expenses (as a percentage of Assets): 0.35% [1]
Expenses (as a percentage of Assets) 0.70% [1]
Fee Waiver or Reimbursement (0.23%) [1]
Net Expenses (as a percentage of Assets) 0.47% [1]
Class S  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.35% [1]
Distribution and Service (12b-1) Fees 0.00% [1]
Other Expenses (as a percentage of Assets): 0.35% [1]
Expenses (as a percentage of Assets) 0.70% [1]
Fee Waiver or Reimbursement (0.18%) [1]
Net Expenses (as a percentage of Assets) 0.52% [1]
Class C  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.35% [1]
Distribution and Service (12b-1) Fees 0.75% [1]
Other Expenses (as a percentage of Assets): 0.60% [1]
Expenses (as a percentage of Assets) 1.70% [1]
Fee Waiver or Reimbursement (0.18%) [1]
Net Expenses (as a percentage of Assets) 1.52% [1]
Class A  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.35% [1]
Distribution and Service (12b-1) Fees 0.25% [1]
Other Expenses (as a percentage of Assets): 0.35% [1]
Expenses (as a percentage of Assets) 0.95% [1]
Fee Waiver or Reimbursement (0.18%) [1]
Net Expenses (as a percentage of Assets) 0.77% [1]
Class Y  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.35% [1]
Distribution and Service (12b-1) Fees 0.00% [1]
Other Expenses (as a percentage of Assets): 0.15% [1]
Expenses (as a percentage of Assets) 0.50% [1]
Fee Waiver or Reimbursement (0.06%) [1]
Net Expenses (as a percentage of Assets) 0.44% [1]
Class R6  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.35% [1]
Distribution and Service (12b-1) Fees 0.00% [1]
Other Expenses (as a percentage of Assets): 0.20% [1]
Expenses (as a percentage of Assets) 0.55% [1]
Fee Waiver or Reimbursement (0.08%) [1]
Net Expenses (as a percentage of Assets) 0.47% [1]
[1] Until February 28, 2027, Russell Investment Management, LLC has entered into a contractual fee waiver agreement that results in an effective advisory fee not to exceed 0.292%. This waiver may not be terminated during the relevant period except with Board approval. Until February 28, 2027, Russell Investments Fund Services, LLC has contractually agreed to waive 0.17% of its transfer agency fees for Class M Shares, 0.12% of its transfer agency fees for Class A, Class C and Class S Shares and 0.02% of its transfer agency fees for Class R6 Shares. These waivers may not be terminated during the relevant period except with Board approval.