Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Registrant Name	dei_EntityRegistrantName	VIRTUS OPPORTUNITIES TRUST
Prospectus Date	rr_ProspectusDate	Jan. 31, 2013
Supplement [Text Block]	vot14_SupplementTextBlock	Virtus Emerging Markets Debt Fund, a series of Virtus Opportunities Trust Supplement dated March 11, 2013 to the Summary Prospectus and Statutory Prospectus dated January 31, 2013 IMPORTANT NOTICE TO INVESTORS The fund has modified its approach to managing duration. Accordingly, the description of the fund’s duration strategy under “Principal Investment Strategies” in the fund’s summary prospectus and the summary section of the statutory prospectus is revised to state: Under normal circumstances, the average duration of the fund’s portfolio will vary within three years (plus or minus) of the duration of its benchmark, the JP Morgan Emerging Markets Bond Index (EMBI) Global Diversified. As of September 30, 2012, the modified adjusted duration of the JP Morgan EMBI Global Diversified was 7.41 years. All other disclosure concerning the fund, including fees, expenses and portfolio management remains unchanged.
Virtus Emerging Markets Debt Fund
Risk/Return:	rr_RiskReturnAbstract
Supplement [Text Block]	vot14_SupplementTextBlock	Virtus Emerging Markets Debt Fund, a series of Virtus Opportunities Trust Supplement dated March 11, 2013 to the Summary Prospectus and Statutory Prospectus dated January 31, 2013 IMPORTANT NOTICE TO INVESTORS The fund has modified its approach to managing duration. Accordingly, the description of the fund’s duration strategy under “Principal Investment Strategies” in the fund’s summary prospectus and the summary section of the statutory prospectus is revised to state: Under normal circumstances, the average duration of the fund’s portfolio will vary within three years (plus or minus) of the duration of its benchmark, the JP Morgan Emerging Markets Bond Index (EMBI) Global Diversified. As of September 30, 2012, the modified adjusted duration of the JP Morgan EMBI Global Diversified was 7.41 years. All other disclosure concerning the fund, including fees, expenses and portfolio management remains unchanged.

Label

Element

Value

Risk/Return:

rr_RiskReturnAbstract

Registrant Name

dei_EntityRegistrantName

VIRTUS OPPORTUNITIES TRUST

Prospectus Date

rr_ProspectusDate

Jan. 31, 2013

Supplement [Text Block]

vot14_SupplementTextBlock

Virtus Emerging Markets Debt Fund,

a series of Virtus Opportunities Trust

Supplement dated March 11, 2013 to the Summary Prospectus and

Statutory Prospectus dated January 31, 2013

IMPORTANT NOTICE TO INVESTORS

The fund has modified its approach to managing duration.

Accordingly, the description of the fund’s duration strategy under “Principal Investment Strategies” in the fund’s summary prospectus and the summary section of the statutory prospectus is revised to state:

Under normal circumstances, the average duration of the fund’s portfolio will vary within three years (plus or minus) of the duration of its benchmark, the JP Morgan Emerging Markets Bond Index (EMBI) Global Diversified. As of September 30, 2012, the modified adjusted duration of the JP Morgan EMBI Global Diversified was 7.41 years.

All other disclosure concerning the fund, including fees, expenses and portfolio management remains unchanged.

Virtus Emerging Markets Debt Fund