v3.26.1
Brighthouse Asset Allocation 100 Portfolio Expense Example - Brighthouse Asset Allocation 100 Portfolio
Dec. 31, 2025
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 73
Expense Example, with Redemption, 3 Years 227
Expense Example, with Redemption, 5 Years 395
Expense Example, with Redemption, 10 Years 883
Class B  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 98
Expense Example, with Redemption, 3 Years 306
Expense Example, with Redemption, 5 Years 531
Expense Example, with Redemption, 10 Years $ 1,178