Shareholder Report |
12 Months Ended | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Jul. 31, 2026
USD ($)
Holdings
| |||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||
| Document Type | N-CSR | ||||||||||||||||||||||
| Amendment Flag | false | ||||||||||||||||||||||
| Registrant Name | ETF Opportunities Trust | ||||||||||||||||||||||
| Entity Central Index Key | 0001771146 | ||||||||||||||||||||||
| Entity Investment Company Type | N-1A | ||||||||||||||||||||||
| Document Period End Date | Jul. 31, 2026 | ||||||||||||||||||||||
| Shareholder Report Annual or Semi-Annual | annual shareholder report | ||||||||||||||||||||||
| REX FANG & Innovation Equity Premium Income ETF | |||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||
| Fund Name | REX FANG & Innovation Equity Premium Income ETF | ||||||||||||||||||||||
| Class Name | REX FANG & Innovation Equity Premium Income ETF | ||||||||||||||||||||||
| Trading Symbol | FEPI | ||||||||||||||||||||||
| Security Exchange Name | NASDAQ | ||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the REX FANG & Innovation Equity Premium Income ETF for the period of August 1, 2025 to July 31, 2026. | ||||||||||||||||||||||
| Shareholder Report Annual or Semi-Annual | annual shareholder report | ||||||||||||||||||||||
| Additional Information [Text Block] | You can find additional information about the Fund at www.rexshares.com/fepi. You can also request this information by contacting us at (844) 802‑4004. | ||||||||||||||||||||||
| Additional Information Phone Number | (844) 802‑4004 | ||||||||||||||||||||||
| Additional Information Website | www.rexshares.com/fepi | ||||||||||||||||||||||
| Expenses [Text Block] | What were the Fund costs for the past year? (based on a hypothetical $10,000 investment)
|
||||||||||||||||||||||
| Expenses Paid, Amount | $ 68 | ||||||||||||||||||||||
| Expense Ratio, Percent | 0.65% | ||||||||||||||||||||||
| Factors Affecting Performance [Text Block] | How did the Fund perform? For the period of August 1, 2025, to July 31, 2026, the REX FANG & Innovation Equity Premium Income ETF (the "Fund") returned 10.64%. In comparison, the S&P 500® Index and the Solactive FANG Innovation Index Total Return returned 19.56% and 35.00% respectively for the same period. What key factors influenced performance?
|
||||||||||||||||||||||
| Performance Past Does Not Indicate Future [Text] | The Fund's past performance is not a good predictor of how the Fund will perform in the future. | ||||||||||||||||||||||
| Line Graph [Table Text Block] | Cumulative Performance (based on a hypothetical $10,000 investment) ![]()
|
||||||||||||||||||||||
| Average Annual Return [Table Text Block] | Annual Performance
|
||||||||||||||||||||||
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | ||||||||||||||||||||||
| Updated Performance Information Location [Text Block] | Visit www.rexshares.com/fepi for more recent performance information. | ||||||||||||||||||||||
| Net Assets | $ 647,159,004 | ||||||||||||||||||||||
| Holdings Count | Holdings | 51 | ||||||||||||||||||||||
| Advisory Fees Paid, Amount | $ 3,894,510 | ||||||||||||||||||||||
| Investment Company, Portfolio Turnover | 147.31% | ||||||||||||||||||||||
| Additional Fund Statistics [Text Block] | Key Fund Statistics (as of July 31, 2026)
|
||||||||||||||||||||||
| Holdings [Text Block] | Sector Breakdown ![]()
|
||||||||||||||||||||||
| Largest Holdings [Text Block] |
|