Goodwill and Other Intangible Assets (Tables)

12 Months Ended

May. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill and Other Intangible Assets

The changes in carrying amount of goodwill and other intangible assets for fiscal 2015 and 2014 were as follows:

	Balance as of June 1, 2014 (net of amortization)		Additions		Amortization			Balance as of May 31, 2015
Goodwill	$	3,109	$	—	$	—		$	3,109
Trade name	411		—		—			411
Customer relationships	462		—		(129		)	333
	$	3,982	$	—	$	(129	)	$	3,853
	Balance as of June 1, 2013 (net of amortization)		Additions		Amortization			Balance as of May 31, 2014
Goodwill	$	3,109	$	—	$	—		$	3,109
Trade name	411		—		—			411
Customer relationships	626		—		(164		)	462
	$	4,146	$	—	$	(164	)	$	3,982

Summary of Intangible Assets

The following tables provide a summary of our intangible assets:

	May 31, 2015
	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Trade name	—	$	411	$	—		$	411
Customer relationships	3-8 years	2,094		(1,761		)	333
		$	2,505	$	(1,761	)	$	744
	May 31, 2014
	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Trade name	—	$	411	$	—		$	411
Customer relationships	3-8 years	2,094		(1,632		)	462
		$	2,505	$	(1,632	)	$	873

Estimated Future Amortization Expense Related to Intangible Assets

The following table provides estimated future amortization expense related to intangible assets:

Year ending May 31,	Future Amortization
2016	$	118
2017	118
2018	97
2019	—
2020	—
	$	333