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Expense Example (American Global Growth Trust, USD $)
12 Months Ended
May 01, 2011
Series I, American Global Growth Trust
 
Expense Example:  
Year 1 $ 122
Year 3 381
Year 5 660
Year 10 1,455
Series II, American Global Growth Trust
 
Expense Example:  
Year 1 137
Year 3 428
Year 5 739
Year 10 1,624
Series III, American Global Growth Trust
 
Expense Example:  
Year 1 87
Year 3 271
Year 5 471
Year 10 $ 1,049