Expense Example - FidelitySeriesEmergingMarketsDebtFunds-ComboPRO - FidelitySeriesEmergingMarketsDebtFunds-ComboPRO - Fidelity Series Emerging Markets Debt Fund - Fidelity Series Emerging Markets Debt Fund	Mar. 01, 2023 USD ($)
Expense Example:
1 year	none
3 years	none
5 years	none
10 years	none