Expense Example (Invesco Balanced-Risk Retirement 2030 Fund, Class Institutional, Invesco Balanced-Risk Retirement 2030 Fund, USD $)	12 Months Ended
	May 02, 2011
Invesco Balanced-Risk Retirement 2030 Fund | Class Institutional, Invesco Balanced-Risk Retirement 2030 Fund
Example
Expense Example, By Year, Column [Text]	Institutional Class
1 Year	$ 81
3 Years	381
5 Years	703
10 Years	$ 1,617