Quarterly Financial Data (Unaudited)

12 Months Ended

Sep. 30, 2020

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data (Unaudited)

20.  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, 2018		March 31, 2019		June 30, 2019		September 30, 2019		December 31, 2019		March 31, 2020		June 30, 2020		September 30, 2020
Revenue	$	241,937	$	303,586	$	383,494	$	308,136	$	304,172	$	308,475	$	498,304	$	398,762
Cost of sales		178,459		229,384		285,784		220,694		224,154		229,699		374,851		282,296
Gross profit		63,478		74,202		97,710		87,442		80,018		78,776		123,453		116,466
Selling, general    and administrative    expenses		54,492		63,976		68,968		74,864		64,386		69,060		74,838		83,714
Income from    operations		8,986		10,226		28,742		12,578		15,632		9,716		48,615		32,752
Interest expense		2,516		3,033		2,936		3,094		3,344		3,013		2,133		785
Income before income    income tax    provision		6,470		7,193		25,806		9,484		12,288		6,703		46,482		31,967
Income tax    provision		1,560		1,890		6,719		2,799		3,229		1,638		11,555		6,384
Net income	$	4,910	$	5,303	$	19,087	$	6,685	$	9,059	$	5,065	$	34,927	$	25,583
Net income    per share:
Diluted	$	0.21	$	0.23	$	0.84	$	0.31	$	0.41	$	0.23	$	1.58	$	1.13
Weighted average    number of shares:
Diluted		23,400,685		23,417,688		22,821,202		21,896,257		21,890,065		21,960,285		22,045,900		22,604,060