Label

Element

Value

Risk/Return:

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Registrant Name

dei_EntityRegistrantName

FIDELITY INVESTMENT TRUST

Prospectus Date

rr_ProspectusDate

Dec. 29, 2012

Retail | Fidelity Emerging Markets Discovery Fund

Risk/Return:

rr_RiskReturnAbstract

Supplement [Text Block]

fit_SupplementTextBlock

Supplement to the
Fidelity^® Emerging Markets Discovery Fund and Fidelity Total Emerging Markets Fund
December 29, 2012
Prospectus

The following information replaces similar information for Fidelity Emerging Markets Discovery fund found in the "Fund Summary" section under the heading "Fee Table" on page 4.

1 year	$ 153
3 years	$ 774
5 years	$ 1,449
10 years	$ 3,254

The following information replaces similar information for Fidelity Total Emerging Markets Fund found in the "Fund Summary" section under the heading "Fee Table" on page 8.

1 year	$ 143
3 years	$ 482
5 years	$ 849
10 years	$ 1,881