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Expense Example (Invesco Balanced-Risk Retirement 2010 Fund, Class Institutional, Invesco Balanced-Risk Retirement 2010 Fund, USD $)
12 Months Ended
May 02, 2011
Invesco Balanced-Risk Retirement 2010 Fund | Class Institutional, Invesco Balanced-Risk Retirement 2010 Fund
 
Example  
Expense Example, By Year, Column [Text] Institutional Class
1 Year $ 56
3 Years 321
5 Years 606
10 Years $ 1,418