Document and Entity Information	Total
Prospectus:
Document Type	485BPOS
Document Period End Date	Sep. 30, 2018
Registrant Name	ADVISORS SERIES TRUST
Central Index Key	0001027596
Amendment Flag	false
Document Creation Date	Jan. 24, 2019
Document Effective Date	Jan. 28, 2019
Prospectus Date	Jan. 28, 2019
Scharf Fund \| Institutional Class
Prospectus:
Trading Symbol	LOGIX
Scharf Fund \| Retail Class
Prospectus:
Trading Symbol	LOGRX
Scharf Multi-Asset Opportunity Fund \| Institutional Class
Prospectus:
Trading Symbol	LOGOX
Scharf Multi-Asset Opportunity Fund \| Retail Class
Prospectus:
Trading Symbol	LOGBX
Scharf Global Opportunity Fund \| Retail Class
Prospectus:
Trading Symbol	WRLDX
Scharf Alpha Opportunity Fund \| Retail Class
Prospectus:
Trading Symbol	HEDJX

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The date the document was made available and submitted, in CCYY-MM-DD format. The date of submission, date of acceptance by the recipient, and the document effective date are all potentially different.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation 12B
-Number 240
-Section 12b
-Subsection 1

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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