Shareholder Report, Holdings (Details)
|
Jun. 30, 2025 |
| American Funds® Strategic Bond Fund - Class A | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class A | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class A | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class A | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class A | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class A | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class A | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class A | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class A | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class A | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class A | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class A | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class A | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class C | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class C | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class C | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class C | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class C | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class C | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class C | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class C | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class C | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class C | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class C | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class C | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class C | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class T | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class T | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class T | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class T | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class T | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class T | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class T | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class T | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class T | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class T | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class T | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class T | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class T | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class F-1 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class F-1 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class F-2 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class F-2 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class F-3 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class F-3 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-A | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-A | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-C | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-C | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-E | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-E | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-T | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-T | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-F-1 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-1 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-F-2 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-2 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class 529-F-3 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class 529-F-3 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class R-1 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class R-1 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds® Strategic Bond Fund - Class R-2 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds® Strategic Bond Fund - Class R-2 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds Strategic Bond Fund - Class R-2E | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds Strategic Bond Fund - Class R-2E | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds Strategic Bond Fund - Class R-2E | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-2E | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds Strategic Bond Fund - Class R-3 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds Strategic Bond Fund - Class R-3 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds Strategic Bond Fund - Class R-3 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-3 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds Strategic Bond Fund - Class R-4 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds Strategic Bond Fund - Class R-4 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds Strategic Bond Fund - Class R-4 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-4 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds Strategic Bond Fund - Class R-5E | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds Strategic Bond Fund - Class R-5E | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds Strategic Bond Fund - Class R-5E | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-5E | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds Strategic Bond Fund - Class R-5 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds Strategic Bond Fund - Class R-5 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds Strategic Bond Fund - Class R-5 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-5 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
| American Funds Strategic Bond Fund - Class R-6 | Mortgage-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
35.86%
|
|
| American Funds Strategic Bond Fund - Class R-6 | U.S. corporate bonds, notes & loans [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
24.72%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Corporate bonds, notes & loans of issuers outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.80%
|
|
| American Funds Strategic Bond Fund - Class R-6 | U.S. Treasury bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
14.38%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Bonds & notes of governments & government agencies outside the U.S. [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
6.26%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Asset-backed obligations [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
5.14%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Municipals [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
1.69%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Supranational debt [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.33%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Federal agency bonds & notes [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.27%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Common Stock [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.02%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Other securities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Options purchased [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
0.04%
|
|
| American Funds Strategic Bond Fund - Class R-6 | Short-term securities & other assets less liabilities [Member] |
|
|
| Holdings [Line Items] |
|
|
| Percent of Net Asset Value |
4.45%
|
[1] |
|
|