Form N-CSR Cover |
12 Months Ended |
|---|---|
Oct. 31, 2025 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR/A |
| Amendment Flag | true |
| Amendment Description | EXPLANATORY NOTEThis Form N-CSR/A is being filed solely to include a corrected version of the Annual Tailored Shareholder Report for the NYLI MacKay High Yield Corporate Bond Fund previously filed under Item 1 of Form N-CSR. The correction relates to a presentation issue in the Top 10 Holdings summary section. The correction does not impact the Fund’s net asset value, financial statements, interest income, or performance. |
| Registrant Name | NEW YORK LIFE INVESTMENTS FUNDS |
| Entity Central Index Key | 0000787441 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Oct. 31, 2025 |