Label	Element	Value
Prospectus [Line Items]	rr_ProspectusLineItems
Document Type	dei_DocumentType	497
Document Period End Date	dei_DocumentPeriodEndDate	Nov. 30, 2023
Entity Registrant Name	dei_EntityRegistrantName	FIDELITY FINANCIAL TRUST
Entity Central Index Key	dei_EntityCentralIndexKey	0000708191
Entity Inv Company Type	dei_EntityInvCompanyType	N-1A
Amendment Flag	dei_AmendmentFlag	false
Document Creation Date	dei_DocumentCreationDate	Oct. 25, 2024
Document Effective Date	dei_DocumentEffectiveDate	Oct. 25, 2024
Prospectus Date	rr_ProspectusDate	Jan. 29, 2024
(Fidelity Equity Dividend Income Fund)
Prospectus [Line Items]	rr_ProspectusLineItems
Objective, Primary [Text Block]	rr_ObjectivePrimaryTextBlock	Fidelity® Equity Dividend Income Fund seeks a yield from dividend and interest income which exceeds the composite dividend yield on securities comprising the S&P 500® Index. In addition, consistent with the primary objective of obtaining dividend and interest income, the fund will consider the potential for achieving capital appreciation.
Operating Expenses Caption [Text]	rr_OperatingExpensesCaption	Annual Operating Expenses (expenses that you pay each year as a % of the value of your investment)
Expenses Restated to Reflect Current [Text]	rr_ExpensesRestatedToReflectCurrent	Adjusted to reflect current fees.
(Fidelity Equity Dividend Income Fund) | Fidelity Equity Dividend Income Fund
Prospectus [Line Items]	rr_ProspectusLineItems
Management Fees (as a percentage of Assets)	rr_ManagementFeesOverAssets	0.54%	[1],[2]
Distribution and Service (12b-1) Fees	rr_DistributionAndService12b1FeesOverAssets	none
Other Expenses (as a percentage of Assets):	rr_OtherExpensesOverAssets	0.01%	[1]
Expenses (as a percentage of Assets)	rr_ExpensesOverAssets	0.55%
Expense Example, with Redemption, 1 Year	rr_ExpenseExampleYear01	$ 56
Expense Example, with Redemption, 3 Years	rr_ExpenseExampleYear03	176
Expense Example, with Redemption, 5 Years	rr_ExpenseExampleYear05	307
Expense Example, with Redemption, 10 Years	rr_ExpenseExampleYear10	$ 689

[1] Adjusted to reflect current fees.

[2] The management fee covers administrative services previously provided under separate services agreements with the fund, for which 0.14% was previously charged under the services agreements.