Revenue

3 Months Ended

Mar. 31, 2022

Disaggregation of Revenue [Line Items]

Revenue

5.REvenue

The opening and closing balances of the Company’s receivables, contract assets and contract liabilities from contracts with customers are as follows (in thousands):

	March 31,		December 31,
	2022		2021
Accounts receivables-net of allowances	$	76,746	$	78,793
Deferred contract costs		15,645		15,069
Long-term deferred contract costs		21,303		22,117
Other assets (accounts receivable, non-current)		12,186		8,622
Deferred revenues		33,395		31,042
Other liabilities (deferred revenues, non-current)		1,505		1,574

A summary of the activity impacting deferred revenue balances during the three months ended March 31, 2022 and 2021, is presented below (in thousands):

	For the Three Months Ended
	March 31,
	2022			2021
Balance at beginning of period	$	32,615		$	28,515
Revenue recognized1		(89,432	)		(80,963	)
Additional amounts deferred1		91,717			82,557
Balance at end of period	$	34,900		$	30,109
Classified as:
Current	$	33,395		$	28,100
Non-current		1,505			2,009
Total deferred revenue	$	34,900		$	30,109

1 Amounts include total revenue deferred and recognized during each respective period.

The Company may occasionally recognize an adjustment in revenue in the current period for performance obligations partially or fully satisfied in the previous periods resulting from changes in estimates for the transaction price, including any changes to the Company’s assessment of whether an estimate of variable consideration is constrained. For the three months ended March 31, 2022 and 2021, the impact on revenue recognized in the current period, from performance obligations partially or fully satisfied in the previous period, was not significant.

A summary of the activity impacting the deferred contract costs during the three months ended March 31, 2022 and 2021 is presented below (in thousands):

	For the Three Months Ended
	March 31,
	2022			2021
Balance at beginning of period	$	37,186		$	26,306
Costs amortized		(4,221	)		(3,705	)
Additional amounts deferred		3,983			3,953
Balance at end of period	$	36,948		$	26,554
Classified as:
Current	$	15,645		$	11,876
Non-current		21,303			14,678
Total deferred contract costs	$	36,948		$	26,554