Acquired Intangible Assets (Tables)

12 Months Ended

Jan. 31, 2014

Goodwill And Intangible Assets Disclosure [Abstract]

Fair Value of Certain Acquired Identifiable Intangible Assets and Related Estimates of Useful Lives

The following table reflects the fair value of certain identifiable intangible assets acquired from science + computing AG on November 30, 2011 and related estimates of useful lives:

	Fair Value		Useful Life (Years)
Intellectual property	$	3,505		10
Access to facilities contract		38		1
Total	$	3,543

Carrying Value of Intangible Assets

The following table reflects the carrying value of intangible assets as of January 31, 2014:

	Cost		Accumulated Amortization			Net Book Value
Intellectual property	$	3,505	$	(760	)	$	2,745
Access to facilities contract		38		(38	)		—
Total	$	3,543	$	(798	)	$	2,745

The following table reflects the carrying value of intangible assets as of January 31, 2013:

	Cost		Accumulated Amortization			Net Book Value
Intellectual property	$	3,505	$	(409	)	$	3,096
Access to facilities contract		38		(38	)		—
Total	$	3,543	$	(447	)	$	3,096

Expected Future Amortization Expense Related to Acquired Intangible Assets

The following table presents the expected future amortization expense related to the Company’s acquired intangible assets for the next five fiscal years and thereafter as of January 31, 2014:

2015	$	351
2016		350
2017		351
2018		350
2019		351
2020 and thereafter		992
	$	2,745