v3.25.4
Shareholder Report
 6 Months Ended
Dec. 31, 2025
USD ($)
Holdings
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Tidal Trust III
Entity Central Index Key 0001722388
Entity Investment Company Type N-1A
Document Period End Date Dec. 31, 2025
Shareholder Report Annual or Semi-Annual Semi-annual shareholder report
Impact Shares Women's Empowerment ETF  
Shareholder Report [Line Items]  
Fund Name Impact Shares Women's Empowerment ETF
Class Name Impact Shares Women's Empowerment ETF
Trading Symbol WOMN
Security Exchange Name NYSEArca
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Impact Shares Women's Empowerment ETF (the "Fund") for the period July 1, 2025 to December 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at www.impactetfs.org. You can also request this information by contacting us at (844) 954‑7733 or by writing to the Impact Shares Women's Empowerment ETF, c/o U.S. Bank Global Fund Services, P.O. Box 701, Milwaukee, Wisconsin 53201‑0701.
Additional Information Phone Number (844) 954‑7733
Additional Information Website www.impactetfs.org
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
Impact Shares Women's Empowerment ETF
$39
0.75%

 
Expenses Paid, Amount $ 39
Expense Ratio, Percent 0.75%
Net Assets $ 67,401,000
Holdings Count | Holdings 203
Advisory Fees Paid, Amount $ 240,740
Investment Company, Portfolio Turnover 37.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

(as of December 31, 2025)

Fund Size (Thousands)
$67,401
Number of Holdings
203
Total Advisory Fee
$240,740
Portfolio Turnover Rate
37%
Holdings [Text Block]

Sector Type - Investments

(% of Total Net Assets)

sector
%
Technology
0.281
Financials
0.159
Communications
0.12
Health Care
0.119
Industrials
0.079
Consumer Discretionary
0.068
Consumer Staples
0.066
Energy
0.05
Materials
0.019
Real Estate
0.018
Utilities
0.018
Cash & Other
0.003
bar
Largest Holdings [Text Block]

What did the Fund invest in?

(as of December 31, 2025)

Top Ten Holdings
(% of total net assets)
Alphabet, Inc. - Class A
4.9
Microsoft Corp.
4.9
NVIDIA Corp.
3.8
JPMorgan Chase & Co.
3.5
Cisco Systems Inc.
2.7
International Business
Machines Corp.
2.5
Visa, Inc. - Class A
2.5
Exxon Mobil Corp.
2.1
Verizon Communications, Inc.
2.0
Salesforce, Inc.
2.0
Impact Shares NAACP Minority Empowerment ETF  
Shareholder Report [Line Items]  
Fund Name Impact Shares NAACP Minority Empowerment ETF
Class Name Impact Shares NAACP Minority Empowerment ETF
Trading Symbol NACP
Security Exchange Name NYSEArca
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Impact Shares NAACP Minority Empowerment ETF (the "Fund") for the period July 1, 2025 to December 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at www.impactetfs.org. You can also request this information by contacting us at (844) 954-7733 or by writing to the Impact Shares NAACP Minority Empowerment ETF, c/o U.S. Bank Global Fund Services, P.O. Box 701, Milwaukee, Wisconsin 53201‑0701.
Additional Information Phone Number (844) 954-7733
Additional Information Website www.impactetfs.org
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
Impact Shares NAACP Minority Empowerment ETF
$26
0.49%

Costs paid as a percentage of investment are annualized.
Expenses Paid, Amount $ 26
Expense Ratio, Percent 0.49%
Net Assets $ 62,130,000
Holdings Count | Holdings 202
Advisory Fees Paid, Amount $ 139,552
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

(as of December 31, 2025)

Fund Size (Thousands)
$62,130
Number of Holdings
202
Total Advisory Fee
$139,552
Portfolio Turnover Rate
21%
Holdings [Text Block]

Sector Type - Investments

(% of Total Net Assets)

sector
%
Technology
0.318
Consumer Discretionary
0.122
Financials
0.119
Communications
0.107
Health Care
0.105
Industrials
0.084
Energy
0.044
Consumer Staples
0.034
Utilities
0.034
Materials
0.015
Real Estate
0.012
Cash & Other
0.006
bar
Largest Holdings [Text Block]

What did the Fund invest in?

(as of December 31, 2025)

Top Ten Holdings
(% of total net assets)
Amazon.com, Inc.
5.3
NVIDIA Corp.
5.1
Tesla Inc.
4.9
Microsoft Corp.
4.8
Alphabet, Inc. - Class A
4.5
Meta Platforms, Inc. - Class A
4.1
JPMorgan Chase & Co.
3.8
Advanced Micro Devices, Inc.
3.3
Micron Technology, Inc.
3.2
Oracle Corp.
2.8