SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND PRACTICES (Tables)

6 Months Ended

Nov. 30, 2012

Property, Plant and Equipment

Depreciation and amortization of assets are computed by the straight-line method over the following estimated useful lives of the assets:

Classification	Useful Life
Buildings		20-40 years
Leasehold improvements		2-10 years
Machinery and equipment		2-12 years
Furniture and fixtures		2-10 years
Computers and computer software		2-5 years
Automobiles		2-5 years

Goodwill

A summary of goodwill is as follows (in thousands):

	Six Months Ended November 30, 2012
	(unaudited)
	TCM Division		TMS Division			Total
Balance at May 31, 2012	$	75,131	$	19,871		$	95,002
Acquisition and purchase price adjustments		8,109		(1,231	)		6,878
Foreign currency adjustments		1,212		463			1,675
Balance at November 30, 2012	$	84,452	$	19,103		$	103,555

Earnings per share

Amounts used in basic and diluted earnings per share, for the three and six months ended November 30, 2012 and 2011, are as follows (in thousands):

	Three Months Ended November 30,				Six Months Ended November 30,
	(unaudited)				(unaudited)
	2012		2011		2012		2011
Weighted-average number of basic shares outstanding		20,052		19,591		19,963		19,549
Stock options, stock units and performance awards		736		719		753		733
Assumed conversion of non-controlling interest		206		238		216		242
Total shares and dilutive securities		20,994		20,548		20,932		20,524