Segment Information (Tables)

9 Months Ended

Nov. 28, 2015

Segment Reporting [Abstract]

Sales and operating income data

	Three Months Ended						Nine Months Ended
(In thousands)	November 28, 2015			November 29, 2014			November 28, 2015			November 29, 2014
Net sales from operations
Architectural Glass	$	85,461		$	90,268		$	279,069		$	254,138
Architectural Services	61,244			56,178			169,093			167,146
Architectural Framing Systems	76,419			80,411			228,990			221,369
Large-Scale Optical	24,211			25,546			66,874			64,969
Intersegment eliminations	(9,011		)	(7,993		)	(24,986		)	(20,384		)
Net sales	$	238,324		$	244,410		$	719,040		$	687,238
Operating income (loss) from operations
Architectural Glass	$	8,383		$	5,836		$	23,405		$	11,935
Architectural Services	3,702			323			6,063			2,279
Architectural Framing Systems	9,244			7,596			24,197			16,974
Large-Scale Optical	7,621			7,879			18,132			15,990
Corporate and other	(1,092		)	(1,009		)	(3,292		)	(3,240		)
Operating income	$	27,858		$	20,625		$	68,505		$	43,938