Shareholder Report, Line Graph (Details) 194681_Themes Global Systemically Important Banks ETF_TF_TSR Annual {TF} - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2024 |
Dec. 15, 2023 |
Sep. 30, 2025 |
|
| Themes Global Systemically Important Banks ETF | |||
| Account Value [Line Items] | |||
| Line Graph and Table Measure Name | Themes Global Systemically Important Banks ETF | ||
| Accumulated Value | $ 12,509 | $ 10,000 | $ 19,552 |
| MSCI ACWI Index | |||
| Account Value [Line Items] | |||
| Line Graph and Table Measure Name | MSCI ACWI Index | ||
| Accumulated Value | 12,049 | 10,000 | $ 14,129 |
| KBW Nasdaq Global Bank Index | |||
| Account Value [Line Items] | |||
| Line Graph and Table Measure Name | KBW Nasdaq Global Bank Index | ||
| Accumulated Value | $ 12,628 | $ 10,000 | $ 19,906 |