PROPERTY AND EQUIPMENT (Notes)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

PROPERTY AND EQUIPMENT

PROPERTY AND EQUIPMENT

Property and equipment consisted of the following at December 31, 2015 and 2014 (in thousands):

	December 31,
	2015		2014
Computer and video equipment and software	$	116,751	$	113,220
Manufacturing tooling and testbeds	3,044		2,327
Office equipment	4,942		4,664
Furniture, fixtures and other	9,621		8,659
Leasehold improvements	33,744		29,431
	168,102		158,301
Less: Accumulated depreciation and amortization	132,621		126,165
Total	$	35,481	$	32,136

The Company capitalizes certain development costs incurred in connection with its internal use software. For the year ended December 31, 2015, the Company capitalized $5.1 million of contract labor and internal labor costs related to internal use software, and recorded the capitalized costs in Computer and video equipment and software. There were $3.4 million of contract labor and internal labor costs capitalized for the year ended December 31, 2014, and no costs capitalized for the year ended December 31, 2013. Internal use software is amortized on a straight line basis over its estimated useful life of 3 years, and the Company recorded $1.8 million and $0.5 million of amortization expense during 2015 and 2014, respectively.

Depreciation and amortization expense related to property and equipment was $13.7 million, $16.1 million and $17.8 million for the years ended December 31, 2015, 2014 and 2013, respectively.