Property and equipment—net consisted of the following as of March 31, 2015 and December 31, 2014 (in thousands):



	March 31, 2015			December 31, 2014
Land	$	13,895		$	13,895
Building and building improvements	20,224			20,166
Evaluation units	34,053			31,474
Computer equipment and software	38,306			31,821
Furniture and fixtures	5,469			5,096
Construction-in-progress	3,157			3,902
Leasehold improvements	8,711			7,998
Total property and equipment	123,815			114,352
Less: accumulated depreciation	(60,328		)	(55,433		)
Property and equipment—net	$	63,487		$	58,919