Revenue (Tables)

12 Months Ended

Dec. 31, 2020

Revenue

Revenues disaggregated by geography, major product line and timing of revenue recognition

The following tables present our revenues disaggregated by major products and services, geographical region and timing of revenue recognition. Certain amounts reported for the years ended December 31, 2019 and 2018 have been recast consistent with the impacts disclosed in Note 3 – Revision of Previously Issued Financial Statements.

Revenue by major products and services (in thousands)

		Years ended December 31,
	2020		2019			2018
Hardware products	$	81,849	$	127,005	$	105,560
Software licenses		51,137		56,308		46,494
Subscription		27,788		22,280		15,432
Professional services		5,689		5,759		5,743
Maintenance, support and other		49,228		42,132		38,107
Total Revenue	$	215,691	$	253,484	$	211,336

Revenue by location of customer for the years ended December 31, 2020, 2019, and 2018 (in thousands)

	EMEA			Americas			APAC			Total
Total Revenue:
2020	$	117,086		$	53,171		$	45,434		$	215,691
2019	$	145,942		$	61,577		$	45,965		$	253,484
2018	$	102,349		$	54,979		$	54,008		$	211,336
Percent of Total:
2020		54	%		25	%		21	%		100	%
2019		58	%		24	%		18	%		100	%
2018		48	%		26	%		26	%		100	%

Timing of revenue recognition (in thousands)

	Year ended December 31,
	2020		2019		2018
Products and Licenses transferred at a point in time	$	132,986	$	183,313	$	152,054
Services transferred over time		82,705		70,171		59,282
Total Revenue	$	215,691	$	253,484	$	211,336

Schedule of changes in contract assets and contract liabilities

	December 31,
	2020		2019
Receivables, inclusive of trade and unbilled	$	57,537	$	62,405
Contract Assets (current and non-current)	$	9,079	$	8,595
Contract Liabilities (Deferred Revenue current and non-current)	$	55,147	$	45,597

Schedule of estimated revenue expected to be recognized in the future

in thousands	2021		2022		2023		Beyond 2023		Total
Future revenue related to current unsatisfied performance obligations	$	19,942	$	13,565	$	9,529	$	6,461	$	49,497

Schedule of information related to the capitalized costs and amortization recognized in the current and prior period

in thousands		December 31,  2020		December 31, 2019		December 31, 2018
Capitalized costs to obtain contracts, current	$	1,222	$	676	$	413
Capitalized costs to obtain contracts, non-current	$	5,464	$	3,222	$	2,150

		Year ended December 31,
in thousands		2020		2019
Amortization of capitalized costs to obtain contracts	$	904	$	495
Impairments of capitalized costs to obtain contracts	$	-	$	-