LONG-LIVED ASSETS (Notes)

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

PROPERTY AND EQUIPMENT

Property and equipment consisted of the following at December 31, 2019 and 2018 (in thousands):

	December 31,
	2019		2018
Computer and video equipment and software	$	133,695	$	132,531
Manufacturing tooling and testbeds	4,209		3,635
Office equipment	4,963		4,957
Furniture, fixtures and other	10,425		10,458
Leasehold improvements	37,440		37,593
	190,732		189,174
Less: accumulated depreciation and amortization	171,152		167,592
Total	$	19,580	$	21,582

We capitalize certain development costs incurred in connection with our internal use software. For the year ended December 31, 2019, we capitalized $1.3 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 $4.5 million of contract labor and internal labor costs capitalized for the year ended December 31, 2018. Internal use software is amortized on a straight line basis over its estimated useful life of three years, and we recorded $0.6 million and $2.5 million of amortization expense during 2019 and 2018, respectively.

Depreciation and amortization expense related to property and equipment was $9.2 million and $11.9 million for the years ended December 31, 2019 and 2018, respectively.

The following table presents our property, equipment and other long-term assets, excluding intangible assets, by geography at December 31, 2019 and 2018 (in thousands):

	December 31,
	2019		2018
Long-lived assets:
United States	$	18,506	$	23,774
Other countries	7,187		7,240
Total long-lived assets	$	25,693	$	31,014