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Annual Fund Operating Expenses (Invesco Van Kampen U.S. Mortgage Fund)
12 Months Ended
May 02, 2011
CLASS A, Invesco Van Kampen U.S. Mortgage Fund
 
Annual Fund Operating Expenses  
Management Fees 0.47%
Distribution and/or Service (12b-1) Fees 0.25%
Other Expenses 0.20% [1]
Total Annual Fund Operating Expenses 0.92% [1]
CLASS B, Invesco Van Kampen U.S. Mortgage Fund
 
Annual Fund Operating Expenses  
Management Fees 0.47%
Distribution and/or Service (12b-1) Fees 1.00%
Other Expenses 0.20% [1]
Total Annual Fund Operating Expenses 1.67% [1]
CLASS C, Invesco Van Kampen U.S. Mortgage Fund
 
Annual Fund Operating Expenses  
Management Fees 0.47%
Distribution and/or Service (12b-1) Fees 1.00%
Other Expenses 0.20% [1]
Total Annual Fund Operating Expenses 1.67% [1]
CLASS Y, Invesco Van Kampen U.S. Mortgage Fund
 
Annual Fund Operating Expenses  
Management Fees 0.47%
Distribution and/or Service (12b-1) Fees none
Other Expenses 0.20% [1]
Total Annual Fund Operating Expenses 0.67% [1]
[1] "Other Expenses" and "Total Annual Fund Operating Expenses" are based on estimated amounts for the current fiscal year.