Industry Segment Information (Tables)

12 Months Ended

Aug. 31, 2018

Segment Reporting [Abstract]

Schedule Of Segment Reporting Information, By Segment

($ in thousands)	2018			2017			2016
Operating revenues:
Irrigation	$	439,858		$	418,041		$	421,641
Infrastructure		107,847			99,944			94,770
Total operating revenues	$	547,705		$	517,985		$	516,411
Operating income:
Irrigation	$	41,933		$	42,774		$	49,232
Infrastructure		23,857			20,131			18,535
Corporate		(27,227	)		(22,704	)		(33,392	)
Total operating income		38,563			40,201			34,375
Interest and other income (expense), net		(4,710	)		(4,486	)		(5,087	)
Earnings before income taxes	$	33,853		$	35,715		$	29,288
Total capital expenditures:
Irrigation	$	9,259		$	6,313		$	8,375
Infrastructure		938			1,562			2,977
Corporate		857			988			144
	$	11,054		$	8,863		$	11,496
Depreciation and amortization:
Irrigation	$	11,412		$	11,840		$	11,774
Infrastructure		4,611			4,452			4,648
Corporate		491			386			459
	$	16,514		$	16,678		$	16,881
Total assets:
Irrigation	$	277,712		$	337,446		$	332,294
Infrastructure		69,919			80,187			81,160
Corporate		152,625			88,399			74,061
	$	500,256		$	506,032		$	487,515

Schedule Of Revenue And Long-Lived Assets By Geographical Areas

	For the years ended August 31,
($ in thousands)	2018				2017				2016
	Revenues		% of total		Revenues		% of total		Revenues		% of total
United States	$	321,698		59	$	297,261		57	$	321,554		62
International		226,007		41		220,724		43		194,857		38
Total revenues	$	547,705		100	$	517,985		100	$	516,411		100

	For the years ended August 31,
($ in thousands)	2018				2017				2016
	Long-lived tangible assets		% of total		Long-lived tangible assets		% of total		Long-lived tangible assets		% of total
United States	$	39,290		69	$	54,199		73	$	58,098		75
International		17,958		31		20,299		27		19,529		25
Total long-lived assets	$	57,248		100	$	74,498		100	$	77,627		100