v3.26.1
Shareholder Report
 6 Months Ended
Jun. 30, 2026
USD ($)
Holdings
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Tidal Trust I
Entity Central Index Key 0001742912
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
RPAR Risk Parity ETF  
Shareholder Report [Line Items]  
Fund Name RPAR Risk Parity ETF
Class Name RPAR Risk Parity ETF
Trading Symbol RPAR
Security Exchange Name NYSEArca
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the RPAR Risk Parity 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 www.rparetf.com/rpar. You can also request this information by contacting us at 833-540-0039 or by sending an e-mail request to info@rparetf.com.
Material Fund Change Notice [Text Block] This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number 833-540-0039
Additional Information Email info@rparetf.com
Additional Information Website www.rparetf.com/rpar
Expenses [Text Block]

What were the Fund costs for the past 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*
RPAR Risk Parity ETF
$25
0.49%
*Costs paid as a percentage of $10,000 is an annualized figure.

 
Expenses Paid, Amount $ 25
Expense Ratio, Percent 0.49% [1]
Material Change Description [Text Block] This is a summary of certain changes to the Fund. For more complete information, you may review the Fund's prospectus.
Material Change Date May 01, 2026
Net Assets $ 586,026,000
Holdings Count | Holdings 150
Advisory Fees Paid, Amount $ 1,437,857
Investment Company, Portfolio Turnover 11.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

(as of June 30, 2026)

Fund Size (Thousands)
$586,026
Number of Holdings
150
Total Advisory Fee Paid
$1,437,857
Portfolio Turnover
11%
Holdings [Text Block]

What did the Fund invest in?

(as of June 30, 2026)

Sector/Security Type Breakdown

(% of Total Net Assets)

sector
%
U.S. Treasury Securities
0.355
Exchange Traded Funds
0.346
U.S. Treasury Bills
0.118
Materials
0.062
Oil & Gas
0.05
Industrial Products
0.019
Renewable Energy
0.007
Consumer Staple Products
0.003
Utilities
0.003
Consumer Discretionary Products
0.001
Industrial Services
0.000
Cash & Other*
0.036
bar
* Includes Futures Contracts

 
Largest Holdings [Text Block]
Top Ten Holdings/Issuers
(% of Total Net Assets)
Vanguard Total Stock Market ETF
12.7%
U.S. Treasury Bill, 7/28/2026, 3.55%
11.8%
SPDR Gold MiniShares Trust
9.3%
Vanguard FTSE Emerging Markets ETF
7.6%
Vanguard FTSE Developed Markets ETF
5.1%
United States Treasury Inflation Indexed Bonds 1.38%, 02/15/2044
3.8%
United States Treasury Inflation Indexed Bonds 0.75%, 02/15/2045
3.3%
United States Treasury Inflation Indexed Bonds 0.63%, 02/15/2043
3.1%
United States Treasury Inflation Indexed Bonds 1.00%, 02/15/2046
3.1%
United States Treasury Inflation Indexed Bonds 1.00%, 02/15/2048
2.8%
Material Fund Change [Text Block]

Fund Changes

Effective May 1, 2026, the fee waiver agreement with Tidal Investments LLC ("Tidal"), the Fund's investment advisor, that reduced the unitary management fee payable to Tidal by the Fund from 0.50% to 0.48% of the Fund's average daily net assets terminated. Starting May 1, 2026, the Fund began paying Tidal the full unitary management fee.
Material Fund Change Expenses [Text Block] Effective May 1, 2026, the fee waiver agreement with Tidal Investments LLC ("Tidal"), the Fund's investment advisor, that reduced the unitary management fee payable to Tidal by the Fund from 0.50% to 0.48% of the Fund's average daily net assets terminated. Starting May 1, 2026, the Fund began paying Tidal the full unitary management fee.
UPAR Ultra Risk Parity ETF  
Shareholder Report [Line Items]  
Fund Name UPAR Ultra Risk Parity ETF
Class Name UPAR Ultra Risk Parity ETF
Trading Symbol UPAR
Security Exchange Name NYSEArca
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the UPAR Ultra Risk Parity 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 www.rparetf.com/upar. You can also request this information by contacting us at 833-540-0039 or by sending an e-mail request to info@rparetf.com.
Material Fund Change Notice [Text Block] This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number 833-540-0039
Additional Information Email info@rparetf.com
Additional Information Website www.rparetf.com/upar
Expenses [Text Block]

What were the Fund costs for the past 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*
UPAR Ultra Risk Parity ETF
$33
0.64%
*Costs paid as a percentage of $10,000 is an annualized figure.

 
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.64% [2]
Material Change Description [Text Block] This is a summary of certain changes to the Fund. For more complete information, you may review the Fund's prospectus.
Material Change Date May 01, 2026
Net Assets $ 59,169,000
Holdings Count | Holdings 150
Advisory Fees Paid, Amount $ 212,596
Investment Company, Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

(as of June 30, 2026)

Fund Size (Thousands)
$59,169
Number of Holdings
150
Total Advisory Fee Paid
$212,596
Portfolio Turnover
14%
Holdings [Text Block]

What did the Fund invest in?

(as of June 30, 2026)

Sector/Security Type Breakdown

(% of Total Net Assets)

sector
%
U.S. Treasury Securities
0.499
Exchange-Traded Funds
0.241
Materials
0.088
Oil & Gas
0.07
Industrial Products
0.026
Renewable Energy
0.01
Consumer Staple Products
0.005
Utilities
0.004
Consumer Discretionary Products
0.001
Industrial Services
0
Cash & Other*
0.056
bar
* Includes Futures Contracts

 
Largest Holdings [Text Block]
Top Ten Holdings/Issuers
(% of Total Net
Assets)
SPDR Gold MiniShares Trust
13.0%
United States Treasury Inflation Indexed
Bonds 1.38%, 02/15/2044
5.4%
Vanguard FTSE Emerging
Markets ETF
5.1%
United States Treasury Inflation Indexed
Bonds 1.00%, 02/15/2046
4.5%
United States Treasury Inflation Indexed
Bonds 0.75%, 02/15/2045
4.4%
United States Treasury Inflation Indexed
Bonds 0.63%, 02/15/2043
4.3%
United States Treasury Inflation Indexed
Bonds 0.88%, 02/15/2047
3.8%
United States Treasury Inflation Indexed
Bonds 1.00%, 02/15/2048
3.8%
Vanguard Extended Market ETF
3.6%
United States Treasury Inflation Indexed
Bonds 1.50%, 02/15/2053
3.3%
Material Fund Change [Text Block]

Fund Changes

Effective May 1, 2026, the fee waiver agreement with Tidal Investments LLC ("Tidal"), the Fund's investment adviser, that reduced the unitary management fee payable to Tidal by the Fund from 0.65% to 0.63% of the Fund's average daily net assets terminated. Starting May 1, 2026, the Fund began paying Tidal the full unitary management fee.
Material Fund Change Expenses [Text Block] Effective May 1, 2026, the fee waiver agreement with Tidal Investments LLC ("Tidal"), the Fund's investment adviser, that reduced the unitary management fee payable to Tidal by the Fund from 0.65% to 0.63% of the Fund's average daily net assets terminated. Starting May 1, 2026, the Fund began paying Tidal the full unitary management fee.
[1] Costs paid as a percentage of $10,000 is an annualized figure.
[2] Costs paid as a percentage of $10,000 is an annualized figure.