Annual Fund Operating Expenses (American High-Income Bond Trust)	12 Months Ended
	May 01, 2011
Series I, American High-Income Bond Trust
Operating Expenses:
Share Class	Series I	[1],[2]
Management fee	0.46%
Distribution and service (12b-1) fees	0.60%
Other Expenses	0.08%
Total fund operating expenses	1.14%
Series II, American High-Income Bond Trust
Operating Expenses:
Share Class	Series II	[2]
Management fee	0.46%
Distribution and service (12b-1) fees	0.75%
Other Expenses	0.08%
Total fund operating expenses	1.29%
Series III, American High-Income Bond Trust
Operating Expenses:
Share Class	Series III	[2]
Management fee	0.46%
Distribution and service (12b-1) fees	0.25%
Other Expenses	0.08%
Total fund operating expenses	0.79%

[1] For funds and classes that have not commenced operations or have an inception date of less than six months as of December 31, 2010, expenses are estimated.

[2] The table reflects the combined fees of the feeder fund and the master fund.