Annual Fund Operating Expenses - American Funds Global Insight Fund	Oct. 31, 2024
Prospectus [Line Items]
Fee Waiver or Reimbursement over Assets, Date of Termination	Jan. 01, 2026
Class A
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.30%
Other Expenses (as a percentage of Assets):	0.15%
Expenses (as a percentage of Assets)	0.86%
Class 529-A
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.21%
Other Expenses (as a percentage of Assets):	0.19%
Expenses (as a percentage of Assets)	0.81%
Class C
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	1.00%
Other Expenses (as a percentage of Assets):	0.15%
Expenses (as a percentage of Assets)	1.56%
Class 529-C
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.99%
Other Expenses (as a percentage of Assets):	0.20%
Expenses (as a percentage of Assets)	1.60%
Class 529-E
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.50%
Other Expenses (as a percentage of Assets):	0.16%
Expenses (as a percentage of Assets)	1.07%
Class T
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.25%
Other Expenses (as a percentage of Assets):	0.15%
Expenses (as a percentage of Assets)	0.81%
Class 529-T
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.25%
Other Expenses (as a percentage of Assets):	0.19%
Expenses (as a percentage of Assets)	0.85%
Class F-1
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.25%
Other Expenses (as a percentage of Assets):	0.16%
Expenses (as a percentage of Assets)	0.82%
Class F-2
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.13%
Expenses (as a percentage of Assets)	0.54%
Class F-3
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.04%
Expenses (as a percentage of Assets)	0.45%
Class 529-F-1
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.25%
Other Expenses (as a percentage of Assets):	0.22%
Expenses (as a percentage of Assets)	0.88%
Class 529-F-2
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.17%
Expenses (as a percentage of Assets)	0.58%
Class 529-F-3
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.10%
Expenses (as a percentage of Assets)	0.51%
Class R-1
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	1.00%
Other Expenses (as a percentage of Assets):	0.11%
Expenses (as a percentage of Assets)	1.52%
Class R-2
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.74%
Other Expenses (as a percentage of Assets):	0.37%
Expenses (as a percentage of Assets)	1.52%
Net Expenses (as a percentage of Assets)	1.52%
Class R-3
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.50%
Other Expenses (as a percentage of Assets):	0.21%
Expenses (as a percentage of Assets)	1.12%
Fee Waiver or Reimbursement	(0.05%)	[1]
Net Expenses (as a percentage of Assets)	1.07%
Class R-4
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.25%
Other Expenses (as a percentage of Assets):	0.14%
Expenses (as a percentage of Assets)	0.80%
Net Expenses (as a percentage of Assets)	0.80%
Class R-5
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.09%
Expenses (as a percentage of Assets)	0.50%
Net Expenses (as a percentage of Assets)	0.50%
Class R-6
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.04%
Expenses (as a percentage of Assets)	0.45%
Net Expenses (as a percentage of Assets)	0.45%
Class R-2E
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.60%
Other Expenses (as a percentage of Assets):	0.23%
Expenses (as a percentage of Assets)	1.24%
Net Expenses (as a percentage of Assets)	1.24%
Class R-5E
Prospectus [Line Items]
Management Fees (as a percentage of Assets)	0.41%
Distribution and Service (12b-1) Fees	0.00%
Other Expenses (as a percentage of Assets):	0.26%
Expenses (as a percentage of Assets)	0.67%
Fee Waiver or Reimbursement	(0.07%)	[1]
Net Expenses (as a percentage of Assets)	0.60%

[1] The fund’s transfer agent is currently waiving a portion of the other expenses. This waiver will be in effect through at least January 1, 2026. The transfer agent may elect at its discretion to extend, modify or terminate the waiver at that time.