Goodwill and Intangibles (Tables)

3 Months Ended

Aug. 31, 2012

Goodwill and Intangibles [Abstract]

Changes in carrying amount of goodwill and other intangible assets

	Balance as of June 1, 2012 (net of amortization)		Additions		Amortization			Balance as of August 31, 2012
Goodwill	$	3,109	$	—	$	—		$	3,109
Trade name		411		—		—			411
Customer relationships		790		—		(41	)		749
	$	4,310	$	—	$	(41	)	$	4,269

Amortization of Intangible assets with finite useful lives

	August 31, 2012
	Estimated Useful Life		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Trade name		—	$	411	$	—		$	411
Customer relationships		3-8 years		2,094		(1,345	)		749
			$	2,505	$	(1,345	)	$	1,160

	May 31, 2012
	Estimated Useful Life		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Trade name		—	$	411	$	—		$	411
Customer relationships		3-8 years		2,094		(1,304	)		790
			$	2,505	$	(1,304	)	$	1,201

Estimated future amortization expense related to intangible assets

Year ending May 31,	Future Amortization
2013 (remaining)	$	123
2014		164
2015		129
2016		118
2017		118
Thereafter		97
	$	749