Contract Balances (Tables)

3 Months Ended

Mar. 31, 2023

Contract With Customer Asset And Liability [Abstract]

Schedule of Accounts Receivable

Accounts receivable (in thousands) consisted of the following, as of:

	March 31,			December 31,
	2023			2022
Billed and billable	$	141,702		$	191,844
Less: allowance for credit losses		(2,524	)		(2,564	)
Accounts receivable, net	$	139,178		$	189,280

Deferred Revenue and Advance Payments

Deferred revenue and advance payments (in thousands) from customers consisted of the following, as of:

	March 31,		December 31,
	2023		2022
Current:
Deferred product licenses revenue	$	479	$	2,825
Deferred subscription services revenue		46,719		51,861
Deferred product support revenue		159,792		155,366
Deferred other services revenue		4,778		7,376
Total current deferred revenue and advance payments	$	211,768	$	217,428
Non-current:
Deferred product licenses revenue	$	2,710	$	2,742
Deferred subscription services revenue		2,671		3,030
Deferred product support revenue		5,712		6,387
Deferred other services revenue		553		604
Total non-current deferred revenue and advance payments	$	11,646	$	12,763