Segment Information (Tables)

3 Months Ended

Mar. 31, 2023

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

The following tables are in thousands:

Three months ended March 31, 2023	Software		CES		All other			Total
Revenue	$	156,743	$	7,776	$	1,515		$	166,034
Adjusted EBITDA	$	42,772	$	409	$	(126	)	$	43,055
Three months ended March 31, 2022	Software		CES		All other			Total
Revenue	$	149,958	$	8,012	$	1,811		$	159,781
Adjusted EBITDA	$	46,184	$	798	$	(392	)	$	46,590

Reconciliation of U.S. GAAP (Loss) Income Before Income Taxes to Adjusted EBITDA

	Three Months Ended March 31,
	2023			2022
Reconciliation of Adjusted EBITDA to U.S. GAAP    income before income taxes:
Adjusted EBITDA	$	43,055		$	46,590
Stock-based compensation expense		(22,161	)		(18,614	)
Interest expense		(1,526	)		(585	)
Depreciation and amortization		(9,750	)		(7,686	)
Special adjustments, interest income and other (1)		(2,345	)		(1,647	)
Income before income taxes	$	7,273		$	18,058

(1)The three months ended March 31, 2023, includes a $7.0 million loss from the mark-to-market adjustment of contingent consideration associated with the World Programming acquisition, $2.9 million of interest income, and $1.8 million currency gains on acquisition-related intercompany loans. The three months ended March 31, 2022, includes $1.5 million currency losses on acquisition-related intercompany loans.