Annual Fund Operating Expenses |
May 19, 2026 |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Portfolio Building Block World Ex US Industrials ETF [Member] | ||||||||||||||
| Prospectus [Line Items] | ||||||||||||||
| Management Fees (as a percentage of Assets) | 0.14% | [1] | ||||||||||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||||||||||
| Other Expenses (as a percentage of Assets): | 0.00% | [2] | ||||||||||||
| Expenses (as a percentage of Assets) | 0.14% | |||||||||||||
| Portfolio Building Block US Banks ETF [Member] | ||||||||||||||
| Prospectus [Line Items] | ||||||||||||||
| Management Fees (as a percentage of Assets) | 0.14% | [3] | ||||||||||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||||||||||
| Other Expenses (as a percentage of Assets): | 0.00% | [4] | ||||||||||||
| Expenses (as a percentage of Assets) | 0.14% | |||||||||||||
| Portfolio Building Block World Consumer Staples ETF [Member] | ||||||||||||||
| Prospectus [Line Items] | ||||||||||||||
| Management Fees (as a percentage of Assets) | 0.14% | [5] | ||||||||||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||||||||||
| Other Expenses (as a percentage of Assets): | 0.00% | [6] | ||||||||||||
| Expenses (as a percentage of Assets) | 0.14% | |||||||||||||
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