Brighthouse Wellington Large Cap Research Portfolio Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| S&P 500 Index (reflects no deduction for mutual fund fees or expenses)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.88% | 14.42% | 14.82% |
| Class A | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 15.91% | 12.30% | 13.62% |
| Class B | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 15.62% | 12.01% | 13.33% |
| Class E | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 15.74% | 12.14% | 13.45% |