Selected Quarterly Financial Data (Tables)

12 Months Ended

Sep. 30, 2015

Selected Quarterly Financial Data

	Three Months Ended
(in thousands - except per unit data)	Dec. 31, 2014		Mar. 31, 2015		Jun. 30, 2015			Sep. 30, 2015			Total
Sales	$	499,217	$	762,309	$	245,604		$	167,161		$	1,674,291
Gross profit for product, installation and service		129,285		239,132		59,765			42,521			470,703
Operating income (loss)		30,773		134,095		(10,073	)		(61,182	)		93,613
Income (loss) before income taxes		26,913		129,876		(13,970	)		(72,428	)		70,391
Net income (loss)		15,554		75,687		(8,359	)		(45,326	)		37,556
Limited Partner interest in net income (loss)		15,466		75,259		(8,312	)		(45,069	)		37,344
Net income (loss) per Limited Partner unit:
Basic and diluted (a)	$	0.24	$	1.08	$	(0.15	)	$	(0.79	)	$	0.59
	Three Months Ended
(in thousands - except per unit data)	Dec. 31, 2013		Mar. 31, 2014		Jun. 30, 2014			Sep. 30, 2014			Total
Sales	$	520,610	$	892,241	$	326,511		$	222,362		$	1,961,724
Gross profit for product, installation and service		108,590		199,645		60,682			37,507			406,424
Operating income (loss)		36,887		93,953		(10,797	)		(40,188	)		79,855
Income (loss) before income taxes		32,843		89,289		(16,618	)		(44,115	)		61,399
Net income (loss)		19,288		52,216		(9,592	)		(25,828	)		36,084
Limited Partner interest in net income (loss)		19,179		51,922		(9,538	)		(25,682	)		35,881
Net income (loss) per Limited Partner unit:
Basic and diluted (a)	$	0.29	$	0.75	$	(0.17	)	$	(0.45	)	$	0.57

(a) The sum of the quarters do not add-up to the total due to the weighting of Limited Partner Units outstanding, rounding or the theoretical effects of FASB ASC 260-10-45-60 to Master Limited Partners earnings per unit.