|SPDR Russell 1000 ETF|
|The investment seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of an index that tracks the performance of large capitalization exchange traded U.S. equity securities.
In seeking to track the performance of the Russell 1000 Index (the "index"), the fund employs a sampling strategy. It generally invests substantially all, but at least 80%, of its total assets in the securities comprising the index. The index measures the performance of the large-cap segment of the U.S. equity universe. It represents approximately 92% of the U.S. market. The fund is non-diversified.|
| ||ONEK||Category Avg|
|Annual Report Expense Ratio (net)||0.20%||N/A|
|Annual Holdings Turnover||6.00%||N/A|
|Total Net Assets||NaN||N/A|