Note 18. Selected Quarterly Financial Data (Unaudited)

12 Months Ended

May 31, 2011

Quarterly Financial Information [Text Block]

18. SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)

	(In thousands, except per share amounts)
											Earnings Per
					Income				Earnings		Common Share -
Fiscal Year	Net		Gross		from		Net		Per Common		Assuming
Ended	Sales		Profit		Operations		Income		Share		Dilution
May 31, 2011
First Quarter	$	83,641	$	59,667	$	32,202	$	21,419	$	0.31	$	0.30
Second Quarter		81,546		58,385		31,957		21,063	$	0.30	$	0.30
Third Quarter		83,349		59,019		33,867		22,686	$	0.32	$	0.32
Fourth Quarter		84,555		59,845		27,971		24,159	$	0.34	$	0.34
	$	333,091	$	236,916	$	125,997	$	89,327	$	1.27	$	1.26
May 31, 2010
First Quarter	$	83,071	$	59,689	$	33,342	$	21,333	$	0.30	$	0.30
Second Quarter		82,570		58,139		30,662		19,702	$	0.28	$	0.28
Third Quarter		80,499		55,714		30,874		20,061	$	0.29	$	0.28
Fourth Quarter		82,933		60,182		30,464		21,487	$	0.31	$	0.30
	$	329,073	$	233,724	$	125,342	$	82,583	$	1.18	$	1.17

The sum of the quarterly amounts of diluted earnings per common share for the fiscal year ended May 31, 2010 is different than the total due to rounding.