Property and Equipment, Net

12 Months Ended

Jan. 31, 2015

Property Plant And Equipment [Abstract]

Property and Equipment, Net

4. Property and Equipment, net

Depreciation expense was approximately $1.3 million, $1.1 million and $0.7 million for the years ended January 31, 2015, 2014 and 2013, respectively. Property and equipment at January 31, 2015 and 2014 consisted of the following:

	As of January 31,
	2015			2014
	(in thousands)
Computer equipment and software	$	5,310		$	4,521
Machinery and equipment		2,234			2,114
Furniture and fixtures		456			411
Leasehold improvements		1,215			1,198
Construction in progress		64			—
		9,279			8,244
Less: accumulated depreciation and amortization		(6,204	)		(5,226	)
Total property and equipment, net	$	3,075		$	3,018

In March 2013, the Company entered into a lease agreement of approximately 35,000 square feet for its new headquarters located in Santa Clara, California with an initial five-year term. Pursuant to the lease agreement, the Company agreed to pay certain construction costs. As of January 31, 2014, the Company had capitalized approximately $0.7 million of leasehold improvements as a result of the construction, which is being depreciated over the term of the lease.

In August 2012, the Company began implementation of its enterprise resources planning (“ERP”) system. As of January 31, 2015, the Company capitalized approximately $1.6 million of internal-use software related to the ERP implementation project and amortized over an estimated economic useful life of three years under a straight-line method.