Industry Segment Information (Tables)

12 Months Ended

Aug. 31, 2017

Industry Segment Information [Abstract]

Schedule Of Segment Reporting Information, By Segment

($ in thousands)	2017		2016		2015
Operating revenues:
Irrigation	$	418,041	$	421,641	$	451,205
Infrastructure		99,944		94,770		108,976
Total operating revenues	$	517,985	$	516,411	$	560,181
Operating income:
Irrigation	$	42,774	$	49,232	$	52,065
Infrastructure		20,131		18,535		20,249
Segment operating income		62,905		67,767		72,314
Unallocated general and administrative expenses		(22,704)		(33,392)		(21,619)
Interest and other income (expense), net		(4,486)		(5,087)		(3,944)
Earnings before income taxes	$	35,715	$	29,288	$	46,751
Total capital expenditures:
Irrigation	$	6,313	$	8,375	$	12,406
Infrastructure		1,562		2,977		2,671
Corporate		988		144		167
	$	8,863	$	11,496	$	15,244
Total depreciation and amortization:
Irrigation	$	11,840	$	11,774	$	11,000
Infrastructure		4,452		4,648		4,966
Corporate		386		459		446
	$	16,678	$	16,881	$	16,412

Total assets:
Irrigation	$	337,446	$	332,294	$	316,220
Infrastructure		80,187		81,160		79,436
Corporate		88,399		74,061		126,939
	$	506,032	$	487,515	$	522,595

Schedule Of Revenue And Long-Lived Assets By Geographical Areas

		For the years ended August 31,
($ in thousands)		2017			2016			2015
	Revenues		% of total	Revenues		% of total	Revenues		% of total
United States	$	297,261	57	$	321,554	62	$	350,290	63
International		220,724	43		194,857	38		209,891	37
Total revenues	$	517,985	100	$	516,411	100	$	560,181	100
		For the years ended August 31,
($ in thousands)		2017			2016			2015
	Long-lived tangible assets		% of total	Long-lived tangible assets		% of total	Long-lived tangible assets		% of total
United States	$	54,199	73	$	58,098	75	$	61,332	78
International		20,299	27		19,529	25		17,324	22
Total long-lived assets	$	74,498	100	$	77,627	100	$	78,656	100