Segment Information (Tables)

9 Months Ended

Dec. 01, 2018

Segment Reporting [Abstract]

Sales and operating income data

	Three Months Ended						Nine Months Ended
In thousands	December 1, 2018			December 2, 2017			December 1, 2018			December 2, 2017
Net sales from operations
Architectural Framing Systems	$	181,306		$	194,157		$	550,193		$	493,672
Architectural Glass	98,524			96,940			263,533			292,026
Architectural Services	72,828			49,077			220,051			146,056
Large-Scale Optical	23,377			26,003			64,522			64,897
Intersegment eliminations	(18,317		)	(9,671		)	(41,917		)	(23,930		)
Net sales	$	357,718		$	356,506		$	1,056,382		$	972,721
Operating income (loss) from operations
Architectural Framing Systems	$	12,903		$	18,452		$	43,554		$	46,958
Architectural Glass	5,851			9,107			9,168			28,687
Architectural Services	8,659			2,547			21,435			4,102
Large-Scale Optical	6,628			6,724			15,845			15,022
Corporate and other	(2,633		)	(2,295		)	(7,940		)	(8,354		)
Operating income	$	31,408		$	34,535		$	82,062		$	86,415