Segment Information

3 Months Ended

Mar. 31, 2019

Segment Reporting Information, Revenue for Reportable Segment [Abstract]

The Company is organized into three reportable segments on the basis of the production process and products and services provided by each segment, identified as follows:


(i)	Residential Products, which primarily includes roof and foundation ventilation products, rain dispersion products and roofing accessories, centralized mail systems and electronic package solutions;


(ii)	Industrial and Infrastructure Products, which primarily includes expanded and perforated metal, perimeter security systems, expansion joints, and structural bearings; and


(iii)	Renewable Energy and Conservation, which primarily includes designing, engineering, manufacturing and installation of solar racking and electrical balance of systems and greenhouse structures.

When determining the reportable segments, the Company aggregated operating segments based on their similar economic and operating characteristics.

The following table illustrates certain measurements used by management to assess performance of the segments described above for the three months ended March 31, (in thousands):



	Three Months Ended March 31,
	2019			2018
Net sales:
Residential Products	$	103,709		$	103,948
Industrial and Infrastructure Products	55,188			54,624
Less: Intersegment sales	(317		)	(221		)
Net Industrial and Infrastructure Products	54,871			54,403
Renewable Energy and Conservation	68,837			56,986
Total consolidated net sales	$	227,417		$	215,337

Income from operations:
Residential Products	$	12,090		$	13,238
Industrial and Infrastructure Products	4,129			2,602
Renewable Energy and Conservation	1,632			4,062
Unallocated Corporate Expenses	(7,285		)	(6,059		)
Total income from operations	$	10,566		$	13,843

The following tables illustrate revenue disaggregated by timing of transfer of control to the customer for the three months ended March 31 (in thousands):



	Three Months Ended March 31, 2019
	Residential Products		Industrial and Infrastructure Products		Renewable Energy and Conservation		Total
Net sales:
Point in Time	$	102,892	$	45,287	$	7,290	$	155,469
Over Time	817		9,584		61,547		71,948
Total	$	103,709	$	54,871	$	68,837	$	227,417



	Three Months Ended March 31, 2018
	Residential Products		Industrial and Infrastructure Products		Renewable Energy and Conservation		Total
Net sales:
Point in Time	$	102,884	$	46,543	$	5,620	$	155,047
Over Time	1,064		7,860		51,366		60,290
Total	$	103,948	$	54,403	$	56,986	$	215,337