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Shareholder Report
 6 Months Ended
Sep. 30, 2025
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Siren ETF Trust
Entity Central Index Key 0001796383
Entity Investment Company Type N-1A
Document Period End Date Sep. 30, 2025
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
SIREN DIVCON LEADERS DIVIDEND ETF  
Shareholder Report [Line Items]  
Fund Name SIREN DIVCON LEADERS DIVIDEND ETF
Class Name SIREN DIVCON LEADERS DIVIDEND ETF
Trading Symbol LEAD
Security Exchange Name CBOE
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the SIREN DIVCON LEADERS DIVIDEND ETF for the period of April 1, 2025, to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://sirenetfs.com/siren-divcon-leaders-dividend-etf-lead/. You can also request this information by contacting us at 1-866-829-5457.
Additional Information Phone Number 1-866-829-5457
Additional Information Website https://sirenetfs.com/siren-divcon-leaders-dividend-etf-lead/
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*
SIREN DIVCON LEADERS DIVIDEND ETF
$31
0.57%
[1]
Expenses Paid, Amount $ 31
Expense Ratio, Percent 0.57%
Net Assets $ 62,853,699
Holdings Count | $ / shares 59
Advisory Fees Paid, Amount $ 124,392
Investment Company Portfolio Turnover 0.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of September 30, 2025)
Net Assets
$62,853,699
Number of Holdings
59
Total Advisory Fee
$124,392
Portfolio Turnover
0%
30-Day SEC Yield
0.38%
30-Day SEC Yield Unsubsidized
0.38%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as a % of Net Asset as of  September 30, 2025)
Top 10 Issuers
(%)
Broadcom, Inc.
6.6%
NVIDIA Corp.
5.2%
Costco Wholesale Corp.
4.2%
Quanta Services, Inc.
4.2%
KLA Corp.
3.5%
Garmin Ltd.
2.9%
Monolithic Power Systems, Inc.
2.8%
Cintas Corp.
2.6%
Mastercard, Inc.
2.5%
Hubbell, Inc.
2.5%
Sector Breakdown (%)
image
Updated Prospectus Web Address https://sirenetfs.com/siren-divcon-leaders-dividend-etf-lead/
SIREN DIVCON DIVIDEND DEFENDER ETF  
Shareholder Report [Line Items]  
Fund Name SIREN DIVCON DIVIDEND DEFENDER ETF
Class Name SIREN DIVCON DIVIDEND DEFENDER ETF
Trading Symbol DFND
Security Exchange Name CBOE
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the SIREN DIVCON DIVIDEND DEFENDER ETF for the period of April 1, 2025, to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://sirenetfs.com/siren-divcon-dividend-defender-etf-dfnd/. You can also request this information by contacting us at 1-866-829-5457.
Additional Information Phone Number 1-866-829-5457
Additional Information Website https://sirenetfs.com/siren-divcon-dividend-defender-etf-dfnd/
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*
SIREN DIVCON DIVIDEND DEFENDER ETF
$95
1.85%
[2]
Expenses Paid, Amount $ 95
Expense Ratio, Percent 1.85%
Net Assets $ 9,964,446
Holdings Count | $ / shares 77
Advisory Fees Paid, Amount $ 41,069
Investment Company Portfolio Turnover 0.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of September 30, 2025)
Net Assets
$9,964,446
Number of Holdings
77
Total Advisory Fee
$41,069
Portfolio Turnover
0%
30-Day SEC Yield
-0.48%
30-Day SEC Yield Unsubsidized
-0.48%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of September 30, 2025)
Top 5 Long Issuers (% of Net Assets)
First American Government Obligations Fund
4.1%
KLA Corp.
3.5%
NVIDIA Corp.
3.2%
Quanta Services Inc.
3.0%
Microsoft Corp.
2.8%
Top 5 Short Issuers (% of Net Assets)
Occidental Petroleum Corp.
(2.9)%
Invesco Ltd.
(2.7)%
International Paper Co.
(2.3)%
Freeport-McMoRan Inc.
(2.3)%
Exelon Corp.
(2.3)%
Sector Breakdown (%)
Top Sectors
Long (%)
Short (%)
Financials
20.9
(4.1)
Industrials
20.0
(0.8)
Technology
18.5
0
Health Care
10.2
0
Materials
4.6
(6.4)
Consumer Staples
4.3
(1.3)
Consumer Discretionary
3.7
(2.1)
Real Estate
2.1
0
Energy
1.8
(4.9)
Communications
0.7
(2.3)
Utilities
0
(4.3)
Cash & Other
13.2
0
Updated Prospectus Web Address https://sirenetfs.com/siren-divcon-dividend-defender-etf-dfnd/
SIREN NASDAQ NEXGEN ECONOMY ETF  
Shareholder Report [Line Items]  
Fund Name SIREN NASDAQ NEXGEN ECONOMY ETF
Class Name SIREN NASDAQ NEXGEN ECONOMY ETF
Trading Symbol BLCN
Security Exchange Name NASDAQ
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the SIREN NASDAQ NEXGEN ECONOMY ETF for the period of April 1, 2025, to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://sirenetfs.com/siren-nasdaq-nexgen-economy-etf-blcn/. You can also request this information by contacting us at 1-866-829-5457.
Additional Information Phone Number 1-866-829-5457
Additional Information Website https://sirenetfs.com/siren-nasdaq-nexgen-economy-etf-blcn/
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*
SIREN NASDAQ NEXGEN ECONOMY ETF
$51
0.82%
[3]
Expenses Paid, Amount $ 51
Expense Ratio, Percent 0.82%
Net Assets $ 45,476,475
Holdings Count | $ / shares 53
Advisory Fees Paid, Amount $ 158,124
Investment Company Portfolio Turnover 383.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of September 30, 2025)
Net Assets
$45,476,475
Number of Holdings
53
Total Advisory Fee
$158,124
Portfolio Turnover
383%
30-Day SEC Yield
-0.24%
30-Day SEC Yield Unsubsidized
-0.24%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as a % of Net Asset as of  September 30, 2025)
Top 10 Issuers
(%)
Coinbase Global, Inc.
2.8%
Strategy, Inc.
2.7%
MARA Holdings, Inc.
2.6%
GMO Internet, Inc.
2.4%
Digital Garage, Inc.
2.4%
Riot Platforms, Inc.
2.4%
Accenture PLC
2.3%
International Business Machines Corp.
2.3%
Fujitsu Ltd.
2.3%
Circle Internet Group, Inc.
2.3%
Sector Breakdown (%)
image
Updated Prospectus Web Address https://sirenetfs.com/siren-nasdaq-nexgen-economy-etf-blcn/
[1]
* Annualized
[2]
* Annualized
[3]
* Annualized