Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Aug. 31, 2015	Aug. 31, 2014
Net sales	$ 758,147	$ 862,414
Cost of goods sold	645,131	732,907
Gross margin	113,016	129,507
Selling, general and administrative expense	75,951	75,255
Impairment of long-lived assets	3,000	1,950
Restructuring and other expense	3,069	100
Operating income	30,996	52,202
Other income (expense):
Miscellaneous income (expense)	(578)	323
Interest expense	(7,854)	(9,516)
Equity in net income of unconsolidated affiliates	26,581	27,924
Earnings before income taxes	49,145	70,933
Income tax expense	14,708	22,113
Net earnings	34,437	48,820
Net earnings attributable to noncontrolling interests	3,027	4,652
Net earnings attributable to controlling interest	$ 31,410	$ 44,168
Basic
Average common shares outstanding	63,993	67,567
Earnings per share attributable to controlling interest	$ 0.49	$ 0.65
Diluted
Average common shares outstanding	65,729	69,738
Earnings per share attributable to controlling interest	$ 0.48	$ 0.63
Common shares outstanding at end of period	63,343	67,424
Cash dividends declared per share	$ 0.19	$ 0.18