Summary of Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2018

Summary of Quarterly Results of Operations (Unaudited)

Summary of quarterly results of operations

									Year
	Three Months Ended								Ended
Fiscal 2018	September 30		June 30		March 31		December 31		September 30
	(in thousands, except per share data)
Net sales	$	379,709	$	296,212	$	278,586	$	248,391	$	1,202,898
Operating income (loss)		27,673		10,290		(1,679)		(11,902)		24,382
Net income (loss)		17,816		6,291		(2,011)		(9,786)		12,310
Net income (loss) per share, basic		0.65		0.23		(0.07)		(0.36)		0.45
Net income (loss) per share, diluted		0.65		0.23		(0.07)		(0.36)		0.45

									Year
	Three Months Ended								Ended
Fiscal 2017	September 30		June 30		March 31		December 31		September 30
	(in thousands, except per share data)
Net sales	$	349,115	$	266,184	$	248,040	$	244,370	$	1,107,709
Operating income (loss)		21,207		(6,872)		(6,084)		(5,623)		2,628
Net income (loss)		13,155		(21,957)		461		(2,868)		(11,209)
Net income (loss) per share, basic		0.49		(0.81)		0.02		(0.11)		(0.41)
Net income (loss) per share, diluted		0.49		(0.81)		0.02		(0.11)		(0.41)