v3.26.1
Shareholder Report
 6 Months Ended
Apr. 30, 2026
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name The Tocqueville Trust
Entity Central Index Key 0000801444
Entity Investment Company Type N-1A
Document Period End Date Apr. 30, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
The Tocqueville Fund  
Shareholder Report [Line Items]  
Fund Name The Tocqueville Fund
Class Name The Tocqueville Fund
Trading Symbol TOCQX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about  The Tocqueville Fund (the “Fund”)  for the period of November 1, 2025, to April 30, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.tocquevillefunds.com/document-library. You can also request this information by contacting us at 1-877-522-8860.
Additional Information Phone Number 1-877-522-8860
Additional Information Website https://www.tocquevillefunds.com/document-library
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*
The Tocqueville Fund
$64
1.20%
[1]
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.20%
Net Assets $ 600,374,231
Holdings Count | $ / shares 55
Investment Company Portfolio Turnover 6.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of April 30, 2026)
Net Assets
$600,374,231
Number of Holdings
55
Portfolio Turnover
6%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of April 30, 2026)
Top Holdings
(%)
Rocket Lab Corp.
6.8%
Alphabet, Inc. - Class A
6.4%
NVIDIA Corp.
5.0%
Applied Materials, Inc.
4.9%
Marvell Technology, Inc.
4.1%
Vertiv Holdings Co. - Class A
4.1%
Caterpillar, Inc.
3.7%
Newmont Mining Corp.
3.7%
Microsoft Corp.
3.4%
Amazon.com, Inc.
3.1%
Sector Breakdown* (% of net assets)
image
 [2]
Updated Prospectus Web Address https://www.tocquevillefunds.com/document-library
[1]
* Annualized
[2]
* The Global Industry Classification Standard (“GICS®”) was developed by and/or is the exclusive property of MSCI, Inc. (“MSCI”) and Standard & Poor’s Financial Services LLC (“S&P”). GICS® is a service mark of MSCI and S&P and has been licensed for use by U.S. Bank Global Fund Services.