v3.26.1
Shareholder Report
 6 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Corgi ETF Trust I
Entity Central Index Key 0002078265
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Founder-Led 2x Daily ETF  
Shareholder Report [Line Items]  
Fund Name Founder-Led 2x Daily ETF
Class Name Founder-Led 2x Daily ETF
Trading Symbol FDRX
Security Exchange Name NASDAQ
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Founder-Led 2x Daily ETF for the period of January 14, 2026, to June 30, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://corgiinvest.com/fdrx. You can also request this information by contacting us at (855) 552-6744.
Additional Information Phone Number (855) 552-6744
Additional Information Website https://corgiinvest.com/fdrx
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*,**
Founder-Led 2x Daily ETF
$46
1.08%
[1],[2]
Expenses Paid, Amount $ 46
Expense Ratio, Percent 1.08%
Net Assets $ 13,291,898
Holdings Count | $ / shares 2
Investment Company Portfolio Turnover 0.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Net Assets
$13,291,898
Number of Holdings
2
Portfolio Turnover
0%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Top Sectors
(%)
Cash & Other
100.0
%
Top 10 Issuers
(%)
Corgi Founder-Led ETF
15.0
%
First American Government Obligations Fund
10.0
%
Updated Prospectus Web Address https://corgiinvest.com/fdrx
Founder-Led ETF  
Shareholder Report [Line Items]  
Fund Name Founder-Led ETF
Class Name Founder-Led ETF
Trading Symbol FDRS
Security Exchange Name NASDAQ
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Founder-Led ETF for the period of January 1, 2026, to June 30, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://corgiinvest.com/fdrs. You can also request this information by contacting us at (855) 552-6744.
Additional Information Phone Number (855) 552-6744
Additional Information Website https://corgiinvest.com/fdrs
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*
Founder-Led ETF
$24
0.49%
[3]
Expenses Paid, Amount $ 24
Expense Ratio, Percent 0.49%
Net Assets $ 92,517,505
Holdings Count | $ / shares 51
Investment Company Portfolio Turnover 20.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Net Assets
$92,517,505
Number of Holdings
51
Portfolio Turnover
20%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Top Sectors
(%)
Manufacturing
39.8
%
Information
31.7
%
Finance and Insurance
11.5
%
Professional, Scientific, and Technical Services
10.2
%
Retail Trade
3.5
%
Administrative and Support and Waste Management and Remediation Services
2.4
%
Cash & Other
0.9
%
Top 10 Issuers
(%)
Tesla, Inc.
10.5
%
Meta Platforms, Inc.
9.8
%
NVIDIA Corp.
9.5
%
Palantir Technologies, Inc.
5.0
%
Oracle Corp.
4.9
%
Crowdstrike Holdings, Inc.
3.6
%
Arista Networks, Inc.
3.4
%
AppLovin Corp.
2.8
%
Shopify, Inc.
2.7
%
Dell Technologies, Inc.
2.6
%
Updated Prospectus Web Address https://corgiinvest.com/fdrs
[1]
** Annualized
[2]
* Amount shown reflects the expenses of the Fund from inception date through June 30, 2026. Expenses would be higher if the Fund had been in operation for the entire period of this report.
[3]
* Annualized