Quarterly Financial Data (Unaudited)

12 Months Ended

Sep. 30, 2018

Quarterly Financial Information Disclosure [Abstract]

18. QUARTERLY FINANCIAL DATA (UNAUDITED):

The following table sets forth certain unaudited quarterly financial data for each of our last eight quarters. The information has been derived from unaudited financial statements that we believe reflect all adjustments, consisting only of normal recurring adjustments, necessary for the fair presentation of such quarterly financial information.

	December 31, 2016		March 31, 2017		June 30, 2017		September 30, 2017		December 31, 2017		March 31, 2018		June 30, 2018		September 30, 2018
	(Amounts in thousands except share and per share data)
Revenue	$	226,875	$	245,018	$	329,809	$	250,618	$	236,921	$	270,605	$	361,254	$	308,591
Cost of sales		173,737		183,959		245,017		184,292		177,672		201,312		270,567		229,587
Gross profit		53,138		61,059		84,792		66,326		59,249		69,293		90,687		79,004
Selling, general, and administrative expenses		47,095		54,781		59,557		58,593		50,246		58,659		64,089		62,056
Income from operations		6,043		6,278		25,235		7,733		9,003		10,634		26,598		16,948
Interest expense		1,569		2,045		1,897		1,970		2,542		2,840		2,499		2,022
Income before income income tax provision		4,474		4,233		23,338		5,763		6,461		7,794		24,099		14,926
Income tax provision		1,831		1,484		9,094		1,852		2,249		1,610		6,723		3,386
Net income	$	2,643	$	2,749	$	14,244	$	3,911	$	4,212	$	6,184	$	17,376	$	11,540
Net income per share:
Diluted	$	0.11	$	0.11	$	0.57	$	0.17	$	0.19	$	0.27	$	0.75	$	0.50
Weighted average number of shares:
Diluted		24,923,125		25,116,359		25,095,398		23,591,854		22,712,648		22,940,594		23,182,546		23,286,206