v3.26.1
Alger Balanced Portfolio Annual Fund Operating Expenses - Class I2 [Member] - Alger Balanced Portfolio - Class I-2
Dec. 31, 2025
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.71% [1]
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.23%
Expenses (as a percentage of Assets) 0.94%
[1] The Portfolio and Fred Alger Management, LLC (the “Manager”) have adopted fee breakpoints for the Portfolio. The advisory fee for assets up to $1 billion is .71%, and for assets in excess of $1 billion is .55%. The actual rate paid as a percentage of average daily net assets for the year ended December 31, 2025 was .71%.