v3.25.4
Expense Example
Dec. 30, 2025
USD ($)
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 632
Expense Example, with Redemption, 3 Years 753
Expense Example, with Redemption, 5 Years 885
Expense Example, with Redemption, 10 Years 1,270
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 235
Expense Example, with Redemption, 3 Years 421
Expense Example, with Redemption, 5 Years 729
Expense Example, with Redemption, 10 Years 1,398
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class T  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 308
Expense Example, with Redemption, 3 Years 431
Expense Example, with Redemption, 5 Years 566
Expense Example, with Redemption, 10 Years 958
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class F-1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 205
Expense Example, with Redemption, 5 Years 357
Expense Example, with Redemption, 10 Years 798
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class F-2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 41
Expense Example, with Redemption, 3 Years 128
Expense Example, with Redemption, 5 Years 224
Expense Example, with Redemption, 10 Years 505
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class F-3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 31
Expense Example, with Redemption, 3 Years 97
Expense Example, with Redemption, 5 Years 169
Expense Example, with Redemption, 10 Years 381
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 64
Expense Example, with Redemption, 3 Years 202
Expense Example, with Redemption, 5 Years 351
Expense Example, with Redemption, 10 Years 786
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 37
Expense Example, with Redemption, 3 Years 116
Expense Example, with Redemption, 5 Years 202
Expense Example, with Redemption, 10 Years 456
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 31
Expense Example, with Redemption, 3 Years 97
Expense Example, with Redemption, 5 Years 169
Expense Example, with Redemption, 10 Years 381
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 134
Expense Example, with Redemption, 3 Years 418
Expense Example, with Redemption, 5 Years 723
Expense Example, with Redemption, 10 Years 1,590
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 129
Expense Example, with Redemption, 3 Years 403
Expense Example, with Redemption, 5 Years 697
Expense Example, with Redemption, 10 Years 1,534
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-2E  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 112
Expense Example, with Redemption, 3 Years 350
Expense Example, with Redemption, 5 Years 606
Expense Example, with Redemption, 10 Years 1,340
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 97
Expense Example, with Redemption, 3 Years 305
Expense Example, with Redemption, 5 Years 530
Expense Example, with Redemption, 10 Years 1,177
American Funds Retirement Income Portfolio – Conservative | American Funds Retirement Income Portfolio – Conservative | Class R-5E  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 40
Expense Example, with Redemption, 3 Years 125
Expense Example, with Redemption, 5 Years 219
Expense Example, with Redemption, 10 Years 493
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 632
Expense Example, with Redemption, 3 Years 753
Expense Example, with Redemption, 5 Years 885
Expense Example, with Redemption, 10 Years 1,270
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 235
Expense Example, with Redemption, 3 Years 421
Expense Example, with Redemption, 5 Years 729
Expense Example, with Redemption, 10 Years 1,398
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class T  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 307
Expense Example, with Redemption, 3 Years 428
Expense Example, with Redemption, 5 Years 560
Expense Example, with Redemption, 10 Years 946
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class F-1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 66
Expense Example, with Redemption, 3 Years 208
Expense Example, with Redemption, 5 Years 362
Expense Example, with Redemption, 10 Years 810
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class F-2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 40
Expense Example, with Redemption, 3 Years 125
Expense Example, with Redemption, 5 Years 219
Expense Example, with Redemption, 10 Years 493
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class F-3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 32
Expense Example, with Redemption, 3 Years 100
Expense Example, with Redemption, 5 Years 174
Expense Example, with Redemption, 10 Years 393
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 134
Expense Example, with Redemption, 3 Years 418
Expense Example, with Redemption, 5 Years 723
Expense Example, with Redemption, 10 Years 1,590
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 126
Expense Example, with Redemption, 3 Years 393
Expense Example, with Redemption, 5 Years 681
Expense Example, with Redemption, 10 Years 1,500
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-2E  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 110
Expense Example, with Redemption, 3 Years 343
Expense Example, with Redemption, 5 Years 595
Expense Example, with Redemption, 10 Years 1,317
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 94
Expense Example, with Redemption, 3 Years 293
Expense Example, with Redemption, 5 Years 509
Expense Example, with Redemption, 10 Years 1,131
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 62
Expense Example, with Redemption, 3 Years 195
Expense Example, with Redemption, 5 Years 340
Expense Example, with Redemption, 10 Years 762
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 37
Expense Example, with Redemption, 3 Years 116
Expense Example, with Redemption, 5 Years 202
Expense Example, with Redemption, 10 Years 456
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 32
Expense Example, with Redemption, 3 Years 100
Expense Example, with Redemption, 5 Years 174
Expense Example, with Redemption, 10 Years 393
American Funds Retirement Income Portfolio – Moderate | American Funds Retirement Income Portfolio – Moderate | Class R-5E  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 48
Expense Example, with Redemption, 3 Years 157
Expense Example, with Redemption, 5 Years 277
Expense Example, with Redemption, 10 Years 625
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 634
Expense Example, with Redemption, 3 Years 759
Expense Example, with Redemption, 5 Years 896
Expense Example, with Redemption, 10 Years 1,293
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 236
Expense Example, with Redemption, 3 Years 425
Expense Example, with Redemption, 5 Years 734
Expense Example, with Redemption, 10 Years 1,412
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class T  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 308
Expense Example, with Redemption, 3 Years 431
Expense Example, with Redemption, 5 Years 566
Expense Example, with Redemption, 10 Years 958
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class F-1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 68
Expense Example, with Redemption, 3 Years 214
Expense Example, with Redemption, 5 Years 373
Expense Example, with Redemption, 10 Years 835
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class F-2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 42
Expense Example, with Redemption, 3 Years 132
Expense Example, with Redemption, 5 Years 230
Expense Example, with Redemption, 10 Years 518
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class F-3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 33
Expense Example, with Redemption, 3 Years 103
Expense Example, with Redemption, 5 Years 180
Expense Example, with Redemption, 10 Years 406
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 136
Expense Example, with Redemption, 3 Years 425
Expense Example, with Redemption, 5 Years 734
Expense Example, with Redemption, 10 Years 1,613
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 116
Expense Example, with Redemption, 3 Years 362
Expense Example, with Redemption, 5 Years 628
Expense Example, with Redemption, 10 Years 1,386
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-2E  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 113
Expense Example, with Redemption, 3 Years 353
Expense Example, with Redemption, 5 Years 612
Expense Example, with Redemption, 10 Years 1,352
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 92
Expense Example, with Redemption, 3 Years 289
Expense Example, with Redemption, 5 Years 503
Expense Example, with Redemption, 10 Years 1,119
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 58
Expense Example, with Redemption, 3 Years 183
Expense Example, with Redemption, 5 Years 318
Expense Example, with Redemption, 10 Years 714
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 39
Expense Example, with Redemption, 3 Years 122
Expense Example, with Redemption, 5 Years 213
Expense Example, with Redemption, 10 Years 480
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 33
Expense Example, with Redemption, 3 Years 103
Expense Example, with Redemption, 5 Years 180
Expense Example, with Redemption, 10 Years 406
American Funds Retirement Income Portfolio – Enhanced | American Funds Retirement Income Portfolio – Enhanced | Class R-5E  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 46
Expense Example, with Redemption, 3 Years 144
Expense Example, with Redemption, 5 Years 252
Expense Example, with Redemption, 10 Years $ 567