Shareholder Report |
6 Months Ended | |||||||||||||||||||||||
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Jun. 30, 2026
USD ($)
Holdings
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| Shareholder Report [Line Items] | ||||||||||||||||||||||||
| Document Type | N-CSRS | |||||||||||||||||||||||
| Amendment Flag | false | |||||||||||||||||||||||
| Registrant Name | Spinnaker ETF Series | |||||||||||||||||||||||
| Entity Central Index Key | 0001484018 | |||||||||||||||||||||||
| Entity Investment Company Type | N-1A | |||||||||||||||||||||||
| Document Period End Date | Jun. 30, 2026 | |||||||||||||||||||||||
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |||||||||||||||||||||||
| Langar Global HealthTech ETF | ||||||||||||||||||||||||
| Shareholder Report [Line Items] | ||||||||||||||||||||||||
| Fund Name | Langar Global HealthTech ETF | |||||||||||||||||||||||
| Class Name | Langar Global HealthTech ETF | |||||||||||||||||||||||
| Trading Symbol | LGHT | |||||||||||||||||||||||
| Security Exchange Name | CboeBZX | |||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about Langar Global HealthTech ETF (the "Fund") for the period January 1, 2026 to June 30, 2026. | |||||||||||||||||||||||
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |||||||||||||||||||||||
| Additional Information [Text Block] | You can find additional information about the Fund at https://etfpages.com/LGHT. You can also request this information by contacting us at (800) 773‑3863. | |||||||||||||||||||||||
| Additional Information Phone Number | (800) 773‑3863 | |||||||||||||||||||||||
| Additional Information Website | https://etfpages.com/LGHT | |||||||||||||||||||||||
| Expenses [Text Block] | What were the Fund costs for the past six months? (based on a hypothetical $10,000 investment)
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| Expenses Paid, Amount | $ 39 | |||||||||||||||||||||||
| Expense Ratio, Percent | 0.85% | [1] | ||||||||||||||||||||||
| Net Assets | $ 2,047,358 | |||||||||||||||||||||||
| Holdings Count | Holdings | 28 | |||||||||||||||||||||||
| Investment Company, Portfolio Turnover | 45.85% | |||||||||||||||||||||||
| Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2026 )
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| Holdings [Text Block] | What did the Fund invest in? (as of June 30, 2026 ) Sector Breakdown (% of net assets)
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| Largest Holdings [Text Block] |
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