Revenue recognition (Tables)

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Summary of Deferred Revenue Balances by Reportable Segment

The below table presents a summary of deferred revenue balances by reportable segment (in thousands):

	December 31,		December 31,
	2021		2020
Deferred revenue:
Enterprise	$	148,966	$	84,241
Consumer	61,588		58,135
Total deferred revenue	$	210,554	$	142,376

Schedule of Deferred Contract Costs

The following table represents a rollforward of the Company’s deferred contract costs (in thousands):

	Balance at Beginning of Period	Additions	Amortization Expense	Balance at End of Period
Year ended December 31, 2021	25,837	36,509	(17,801)	44,545
Year ended December 31, 2020	14,380	18,943	(7,486)	25,837
Year ended December 31, 2019	6,733	10,685	(3,038)	14,380