Expense Example - FidelityHighYieldFactorandPreferredSecuritiesIncomeETFs-ComboPRO - FidelityHighYieldFactorandPreferredSecuritiesIncomeETFs-ComboPRO - Fidelity High Yield Factor ETF - Fidelity High Yield Factor ETF	Dec. 30, 2022 USD ($)
Expense Example:
1 year	$ 46
3 years	144
5 years	252
10 years	$ 567