Shareholder Report, Line Graph (Details) - USD ($) |
2 Months Ended | 12 Months Ended | 14 Months Ended | 26 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Feb. 07, 2024 |
Mar. 31, 2024 |
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
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| C000247858 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | KraneShares 90% KWEB Defined Outcome January 2027 ETF | ||||||||||||
| Accumulated Value | $ 10,000 | $ 10,252 | $ 12,444 | $ 12,545 | |||||||||
| C000247859 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | KraneShares 100% KWEB Defined Outcome January 2027 ETF | ||||||||||||
| Accumulated Value | 10,000 | 10,084 | 11,588 | 12,371 | |||||||||
| MSCI China All Shares Index (USD) (NR) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | [1] | MSCI China All Shares Index (USD) (NR) | |||||||||||
| Accumulated Value | 10,000 | 10,485 | 13,469 | 14,864 | |||||||||
| MSCI China All Shares Index (USD) (NR) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | [2] | MSCI China All Shares Index (USD) (NR) | |||||||||||
| Accumulated Value | 10,000 | 10,485 | 13,469 | 14,864 | |||||||||
| CSI Overseas China Internet Index (USD) (PR) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | [3] | CSI Overseas China Internet Index (USD) (PR) | |||||||||||
| Accumulated Value | 10,000 | 10,728 | 14,602 | 12,317 | |||||||||
| CSI Overseas China Internet Index (USD) (PR) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | [4] | CSI Overseas China Internet Index (USD) (PR) | |||||||||||
| Accumulated Value | $ 10,000 | $ 10,728 | $ 14,602 | $ 12,317 | |||||||||
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