v3.26.1
Shareholder Report
12 Months Ended
Feb. 28, 2026
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSR
Amendment Flag false
Registrant Name Edward Jones Money Market Fund
Entity Central Index Key 0000314650
Entity Investment Company Type N-1A
Document Period End Date Feb. 28, 2026
C000024633 [Member]  
Shareholder Report [Line Items]  
Fund Name EDWARD JONES MONEY MARKET FUND
Class Name RETIREMENT SHARES
Trading Symbol JRSXX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about the Edward Jones Money Market Fund (the “Fund”) for the period of March 1, 2025 to February 28, 2026 (the “Reporting Period”).
Shareholder Report Annual or Semi-Annual annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at www.edwardjones.com/moneymarket. You can also request this information by contacting us at
1-800-441-2357.
Additional Information Phone Number 1-800-441-2357
Additional Information Website www.edwardjones.com/moneymarket
Expenses [Text Block]
What were the Fund costs for the Reporting Period?
(Based on a hypothetical $10,000 investment)
The below table explains the costs that you would have paid within the Reporting Period.
    
Cost of a
$10,000
investment
    Cost paid as a
% of a $10,000
investment
 
Retirement Shares
  $ 73       0.72%  
Expenses Paid, Amount $ 73
Expense Ratio, Percent 0.72%
Net Assets $ 34,738,107,000
Holdings Count | Holding 160
Advisory Fees Paid, Amount $ 64,007,000
Additional Fund Statistics [Text Block]
Key Fund Statistics:
Total Net Assets (000s)   $ 34,738,107  
Number of Portfolio Holdings     160  
Net Advisory Fee (000s)   $ 64,007  
Holdings [Text Block]
Graphical Representation of Holdings
(as a percentage of net assets)
Portfolio Composition by Effective Maturity1
LOGO
Portfolio Composition by Security Type3
LOGO
1 
Effective maturity is determined in accordance with the requirements of Rule 2a‑7 under the Investment Company Act of 1940, as amended, which regulates money market funds.
2 
Assets, other than investments in securities, less liabilities.
3 
See the Fund’s Prospectus and Statement of Additional Information for descriptions of the principal types of securities in which the Fund invests.
C000024632 [Member]  
Shareholder Report [Line Items]  
Fund Name EDWARD JONES MONEY MARKET FUND
Class Name INVESTMENT SHARES
Trading Symbol JNSXX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about the Edward Jones Money Market Fund (the “Fund”) for the period of March 1, 2025 to February 28, 2026 (the “Reporting Period”).
Shareholder Report Annual or Semi-Annual annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at www.edwardjones.com/moneymarket. You can also request this information by contacting us at
1‑800‑441‑2357.
Additional Information Phone Number 1‑800‑441‑2357
Additional Information Website www.edwardjones.com/moneymarket
Expenses [Text Block]
What were the Fund costs for the Reporting Period?
(Based on a hypothetical $10,000 investment)
The below table explains the costs that you would have paid within the Reporting Period.
    
Cost of a
$10,000
investment
    Cost paid as a
% of a $10,000
investment
 
Investment Shares
  $ 72       0.71%  
Expenses Paid, Amount $ 72
Expense Ratio, Percent 0.71%
Net Assets $ 34,738,107,000
Holdings Count | Holding 160
Advisory Fees Paid, Amount $ 64,007,000
Additional Fund Statistics [Text Block]
Key Fund Statistics:
Total Net Assets (000s)   $ 34,738,107  
Number of Portfolio Holdings     160  
Net Advisory Fee (000s)   $ 64,007  
Holdings [Text Block]
Graphical Representation of Holdings
(as a percentage of net assets)
Portfolio Composition by Effective Maturity1
LOGO
Portfolio Composition by Security Type3
LOGO
1 
Effective maturity is determined in accordance with the requirements of Rule 2a‑7 under the Investment Company Act of 1940, as amended, which regulates money market funds.
2 
Assets, other than investments in securities, less liabilities.
3 
See the Fund’s Prospectus and Statement of Additional Information for descriptions of the principal types of securities in which the Fund invests.