Revenue (Tables)

3 Months Ended

Mar. 31, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

	Three Months Ended March 31, 2022								Three Months Ended March 31, 2021
	Cloud		Digital		Messaging		Total		Cloud		Digital		Messaging		Total
Geography:
Americas	$	39,715	$	10,455	$	2,692	$	52,862	$	37,031	$	11,240	$	3,516	$	51,787
APAC	56		759		6,816		7,631		—		1,128		6,700		7,828
EMEA	1,730		950		2,693		5,373		1,865		609		3,410		5,884
Total	$	41,501	$	12,164	$	12,201	$	65,866	$	38,896	$	12,977	$	13,626	$	65,499
Service Line:
Professional Services	$	3,354	$	1,636	$	3,141	$	8,131	$	3,925	$	2,111	$	2,611	$	8,647
Transaction Services	336		1,028		23		1,387		1,975		2,268		1		4,244
Subscription Services	37,811		8,210		8,515		54,536		32,996		8,433		10,614		52,043
License	—		1,290		522		1,812		—		165		400		565
Total	$	41,501	$	12,164	$	12,201	$	65,866	$	38,896	$	12,977	$	13,626	$	65,499

Schedule of Significant Changes in the Contract Liabilities Balance

Significant changes in the contract liabilities balance (current and non-current) during the period are as follows:

	Contract Liabilities1
Balance - January 1, 2022	$	22,916
Revenue recognized in the period	(65,860)
Amounts billed but not recognized as revenue	63,181
Balance - March 31, 2022	$	20,237

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1    Comprised of Deferred Revenue