Acquisition of Heritage Propane (DetailsTextual) (Heritage Propane [Member], USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended
	Jan. 12, 2012
Heritage Propane [Member]
Acquisition of Heritage Propane (Textual) [Abstract]
Purchase price of the acquisition	$ 2,604,827
Business acquired by parent through subsidiaries for cash	1,472,199
AmeriGas Partners Common Units	29,567,362
Consideration in AmeriGas Partners Common Units	$ 1,132,628