Shareholder Report, Line Graph (Details) 193539_Themes Lithium - Battery Metal Miners ETF_TF_TSR Annual {TF} - USD ($) |
12 Months Ended | |
|---|---|---|
Sep. 24, 2024 |
Sep. 30, 2025 |
|
| Themes Lithium & Battery Metal Miners ETF | ||
| Account Value [Line Items] | ||
| Line Graph and Table Measure Name | Themes Lithium & Battery Metal Miners ETF | |
| Accumulated Value | $ 10,000 | $ 16,072 |
| MSCI ACWI Index | ||
| Account Value [Line Items] | ||
| Line Graph and Table Measure Name | MSCI ACWI Index | |
| Accumulated Value | 10,000 | $ 11,898 |
| BITA Global Lithium and Battery Metals Select Index | ||
| Account Value [Line Items] | ||
| Line Graph and Table Measure Name | BITA Global Lithium and Battery Metals Select Index | |
| Accumulated Value | $ 10,000 | $ 16,014 |