CONTRACT ASSETS AND CONTRACT LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Summary of Company's Contract Assets and Contract Liabilities

Accounts receivable and unbilled, net consisted of the following at December 31 (in thousands):

	2023		2022
Accounts receivable	$	275,932	$	213,169
Unbilled receivables	22,475		40,405
Less: allowance for doubtful accounts	(7)		(170)
Total accounts receivable and unbilled, net	$	298,400	$	253,404

Advanced billings consisted of the following at December 31 (in thousands):

	2023		2022
Advanced billings	$	559,860	$	462,729

Accounts Receivable, Allowance for Credit Loss

A rollforward of allowance for doubtful account activity is as follows:

	Year Ended December 31,
	2023		2022		2021
Allowance for doubtful accounts - beginning balance	$	(170)	$	(171)	$	(346)
Current year provision	(3,420)		—		(11)
Write-offs, recoveries and the effects of foreign currency exchange	3,583		1		186
Allowance for doubtful accounts - ending balance	$	(7)	$	(170)	$	(171)