v3.26.1
State Street Income VIS Fund Annual Fund Operating Expenses - State Street Income VIS Fund
Dec. 31, 2025
Prospectus [Line Items]  
Fee Waiver or Reimbursement over Assets, Date of Termination <span style="font-family:Arial;font-size:9.02pt;">April 30, 2027</span>
Class 1  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.50%
Distribution and Service (12b-1) Fees
Other Expenses (as a percentage of Assets): 1.11%
Acquired Fund Fees and Expenses 0.01%
Expenses (as a percentage of Assets) 1.62% [1],[2]
Fee Waiver or Reimbursement (0.01%) [3]
Net Expenses (as a percentage of Assets) 1.61% [2]
[1] Total Annual Fund Operating Expenses shown in the table above may not correspond to the ratio of net expenses to the average net assets in the “Financial Highlights” section of this Prospectus to the extent that Acquired Fund Fees and Expenses are included in the table above.
[2] “Total Annual Fund Operating Expenses” and “Total Annual Fund Operating Expenses After Fee Waivers and/or Expense Reimbursements” have been restated to reflect current fees.
[3] The Fund's investment adviser, SSGA Funds Management, Inc. (the “Adviser” or “SSGA FM”), is contractually obligated until April 30, 2027 to waive its management fee and/or reimburse certain expenses for the Fund, in an amount equal to any acquired fund fees and expenses (“AFFEs”), excluding AFFEs derived from the Fund's holdings in acquired funds for cash management purposes, if any. This fee waiver and/or expense reimbursement arrangement may not be terminated prior to April 30, 2027, except with approval of the State Street Variable Insurance Series Funds, Inc.'s (the “Company”) Board of Directors.