Property, Plant And Equipment (Tables)

12 Months Ended

Aug. 31, 2016

Property, Plant And Equipment [Abstract]

Schedule Of Property, Plant And Equipment

	August 31,
($ in thousands)	2016		2015
Operating property, plant, and equipment:
Land	$	4,817	$	4,721
Buildings		48,417		44,032
Machinery and equipment		73,185		70,605
Furniture and fixtures		24,787		29,649
Construction in progress		8,316		9,135
Total operating property, plant, and equipment		159,522		158,142
Accumulated depreciation		(90,210)		(88,750)
Total operating property, plant, and equipment, net	$	69,312	$	69,392
Property held for lease:
Machines		6,868		5,769
Barriers		16,306		17,687
Total property held for lease	$	23,174	$	23,456
Accumulated depreciation		(14,859)		(14,192)
Total property held for lease, net	$	8,315	$	9,264
Property, plant, and equipment, net	$	77,627	$	78,656