Selected Quarterly Financial Data (Tables)

12 Months Ended

Sep. 30, 2016

Selected Quarterly Financial Data

	Three Months Ended
	Dec. 31,		Mar. 31,		Jun. 30,			Sep. 30,
(in thousands - except per unit data)	2015		2016		2016			2016			Total
Sales	$	319,055	$	462,025	$	218,194		$	162,064		$	1,161,338
Gross profit for product, installation and service		106,041		183,303		61,354		$	41,799			392,497
Operating income (loss)		23,646		96,319		(2,955	)	$	(29,606	)		87,404
Income (loss) before income taxes		21,475		94,113		(4,993	)	$	(31,923	)		78,672
Net income (loss)		12,058		55,209		(3,238	)	$	(19,095	)		44,934
Limited Partner interest in net income (loss)		11,990		54,896		(3,219	)	$	(18,985	)		44,682
Net income (loss) per Limited Partner unit:
Basic and diluted (a)	$	0.19	$	0.79	$	(0.06	)	$	(0.34	)	$	0.70
	Three Months Ended
	Dec. 31,		Mar. 31,		Jun. 30,			Sep. 30,
(in thousands - except per unit data)	2014		2015		2015			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

(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.