|Market Vectors Uranium+Nuclear Enrgy ETF|
|The investment seeks to replicate as closely as possible, before fees and expenses, the price and yield performance of the Market VectorsÂ® Global Uranium & Nuclear Energy Index.
The fund normally invests at least 80% of its total assets in securities that comprise the fund's benchmark index. It, using a "passive" or indexing investment approach, attempts to approximate the investment performance of the index by investing in a portfolio of securities that generally replicates the index. It is non-diversified.|
| ||NLR||Category Avg|
|Annual Report Expense Ratio (net)||0.60%||N/A|
|Annual Holdings Turnover||48.00%||N/A|
|Total Net Assets||NaN||N/A|