Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2013	Jun. 23, 2012	Jun. 29, 2013 Segment	Jun. 23, 2012	Sep. 29, 2012
Segment Information [Abstract]
Number of operating segments			5
Number of reportable segments			3
Revenues [Abstract]
Total revenues	$ 290,805	$ 179,601	$ 1,459,934	$ 837,113
Operating income [Abstract]
Total operating income	(20,655)	(2,744)	215,631	83,671
Reconciliation to net income [Abstract]
Loss on debt extinguishment	0	0	0	507
Interest expense, net	24,385	6,479	73,284	19,742
Provision for (benefit from) income taxes	148	100	430	(60)
Net (loss) income	(45,188)	(9,323)	141,917	63,482
Total depreciation and amortization	31,505	8,472	93,347	23,906
Total assets	2,979,542		2,979,542		2,883,850
Propane [Member]
Revenues [Abstract]
Total revenues	230,777	142,681	1,164,099	666,796
Operating income [Abstract]
Total operating income	12,267	25,270	294,713	139,251
Reconciliation to net income [Abstract]
Total depreciation and amortization	24,802	5,142	74,189	14,997
Total assets	2,438,357		2,438,357		2,505,660
Fuel Oil and Refined Fuels [Member]
Revenues [Abstract]
Total revenues	31,026	17,533	185,967	92,262
Operating income [Abstract]
Total operating income	(5,263)	(1,789)	1,186	4,142
Reconciliation to net income [Abstract]
Total depreciation and amortization	1,284	1,433	4,212	2,595
Total assets	79,028		79,028		77,059
Natural Gas and Electricity [Member]
Revenues [Abstract]
Total revenues	16,132	12,119	64,253	51,878
Operating income [Abstract]
Total operating income	1,802	1,416	10,079	5,759
Reconciliation to net income [Abstract]
Total depreciation and amortization	40	79	158	382
Total assets	15,847		15,847		14,777
All Other [Member]
Revenues [Abstract]
Total revenues	12,870	7,268	45,615	26,177
Operating income [Abstract]
Total operating income	(7,625)	(4,029)	(19,019)	(10,358)
Reconciliation to net income [Abstract]
Total depreciation and amortization	227	19	518	72
Total assets	3,936		3,936		7,342
Corporate [Member]
Operating income [Abstract]
Total operating income	(21,836)	(23,612)	(71,328)	(55,123)
Reconciliation to net income [Abstract]
Total depreciation and amortization	5,152	1,799	14,270	5,860
Total assets	$ 442,374		$ 442,374		$ 279,012