State Street SPDR SP Biotech ETF Investment Objectives and Goals - State Street SPDR SP Biotech ETF	Jun. 30, 2026
Prospectus [Line Items]
Risk/Return [Heading]	<span style="color:#000000;font-family:Arial;font-size:18pt;font-weight:bold;">State Street</span><span style="color:#000000;font-family:Arial;font-size:11.5pt;font-weight:bold;position:relative;top:-5pt;">®</span><span style="color:#000000;font-family:Arial;font-size:18pt;font-weight:bold;"> SPDR</span><span style="color:#000000;font-family:Arial;font-size:11.5pt;font-weight:bold;position:relative;top:-5pt;">®</span><span style="color:#000000;font-family:Arial;font-size:18pt;font-weight:bold;"> S&P</span><span style="color:#000000;font-family:Arial;font-size:11.5pt;font-weight:bold;position:relative;top:-5pt;">®</span><span style="color:#000000;font-family:Arial;font-size:18pt;font-weight:bold;"> Biotech ETF</span>
Objective [Heading]	<span style="color:#000000;font-family:Arial;font-size:10.5pt;font-weight:bold;margin-left:10.5pt;text-transform:uppercase;">Investment Objective</span>
Objective, Primary [Text Block]	The State Street SPDR S&P Biotech ETF (the “Fund”) seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of an index derived from the biotechnology segment of a U.S. total market composite index.

State Street SPDR SP Biotech ETF Investment Objectives and Goals - State Street SPDR SP Biotech ETF

Jun. 30, 2026

State Street® SPDR® S&P® Biotech ETF

Objective [Heading]

Investment Objective

Objective, Primary [Text Block]

The State Street SPDR S&P Biotech ETF (the “Fund”) seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of an index derived from the biotechnology segment of a U.S. total market composite index.