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Shareholder Report
 6 Months Ended
Mar. 31, 2026
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Advisors Series Trust
Entity Central Index Key 0001027596
Entity Investment Company Type N-1A
Document Period End Date Mar. 31, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Class N  
Shareholder Report [Line Items]  
Fund Name Chase Growth Fund
Class Name Class N
Trading Symbol CHASX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Chase Growth Fund for the period of October 1, 2025, to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://chasegrowthfund.com/#literature. You can also request this information by contacting us at 1-800-293-9104.
Additional Information Phone Number 1-800-293-9104
Additional Information Website https://chasegrowthfund.com/#literature
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*
Class N
$56
1.10%
[1]
Expenses Paid, Amount $ 56
Expense Ratio, Percent 1.10%
Net Assets $ 99,511,404
Holdings Count | $ / shares 39
Investment Company Portfolio Turnover 49.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of March 31, 2026)
Net Assets
$99,511,404
Number of Holdings
39
Portfolio Turnover
49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of March 31, 2026)*
Top 10 Issuers
(%)
Alphabet, Inc.
5.3%
TechnipFMC PLC
4.9%
Invesco Treasury Portfolio
4.8%
NVIDIA Corp.
4.4%
Bank of New York Mellon Corp.
4.0%
Vertiv Holdings Co.
3.8%
Howmet Aerospace, Inc.
3.7%
Carpenter Technology Corp.
3.6%
MasTec, Inc.
3.6%
Goldman Sachs Group, Inc.
3.5%
Top Sectors
(%)
Information Technology
25.3%
Industrials
24.4%
Financials
12.7%
Health Care
8.4%
Communication Services
6.7%
Consumer Discretionary
5.8%
Energy
4.9%
Materials
2.9%
Utilities
2.6%
Cash & Other
6.3%
[2]
Updated Prospectus Web Address https://chasegrowthfund.com/#literature
Institutional Class  
Shareholder Report [Line Items]  
Fund Name Chase Growth Fund
Class Name Institutional Class
Trading Symbol CHAIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Chase Growth Fund for the period of October 1, 2025, to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://chasegrowthfund.com/#literature. You can also request this information by contacting us at 1-800-293-9104.
Additional Information Phone Number 1-800-293-9104
Additional Information Website https://chasegrowthfund.com/#literature
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*
Institutional Class
$51
0.99%
[3]
Expenses Paid, Amount $ 51
Expense Ratio, Percent 0.99%
Net Assets $ 99,511,404
Holdings Count | $ / shares 39
Investment Company Portfolio Turnover 49.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of March 31, 2026)
Net Assets
$99,511,404
Number of Holdings
39
Portfolio Turnover
49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of March 31, 2026)*
Top 10 Issuers
(%)
Alphabet, Inc.
5.3%
TechnipFMC PLC
4.9%
Invesco Treasury Portfolio
4.8%
NVIDIA Corp.
4.4%
Bank of New York Mellon Corp.
4.0%
Vertiv Holdings Co.
3.8%
Howmet Aerospace, Inc.
3.7%
Carpenter Technology Corp.
3.6%
MasTec, Inc.
3.6%
Goldman Sachs Group, Inc.
3.5%
Top Sectors
(%)
Information Technology
25.3%
Industrials
24.4%
Financials
12.7%
Health Care
8.4%
Communication Services
6.7%
Consumer Discretionary
5.8%
Energy
4.9%
Materials
2.9%
Utilities
2.6%
Cash & Other
6.3%
[4]
Updated Prospectus Web Address https://chasegrowthfund.com/#literature
[1]
* Annualized
[2]
* Expressed as a percent of net assets.
[3]
* Annualized
[4]
* Expressed as a percent of net assets.