Acquisitions (Tables)

12 Months Ended

Dec. 31, 2022

Business Combination and Asset Acquisition [Abstract]

Fair Value of Consideration

Fair Value of Consideration:

(in thousands)
Cash	$	396,455
Consideration not yet paid	5,391
Total consideration	$	401,846

Fair Value of Consideration Transferred:

(in thousands)	Zemax		Other Acquisitions		Total
Cash	$	411,501	$	110,739	$	522,240

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed

Recognized Amounts of Identifiable Assets Acquired and Liabilities Assumed:

(in thousands)
Cash	$	10,242
Accounts receivable and other tangible assets	4,821
Developed software and core technologies (9 year weighted-average life)	127,830
Customer lists (14 year weighted-average life)	7,926
Trade names (10 year weighted-average life)	5,304
Accounts payable and other liabilities	(6,276)
Deferred revenue	(5,818)
Net deferred tax liabilities	(28,060)
Total identifiable net assets	$	115,969
Goodwill	$	285,877

Recognized Amounts of Identifiable Assets Acquired and Liabilities Assumed:

(in thousands)	Zemax		Other Acquisitions		Total
Cash	$	12,353	$	4,320	$	16,673
Accounts receivable and other tangible assets	6,831		2,978		$	9,809
Developed software and core technologies (11 year weighted-average life)	96,000		32,200		$	128,200
Customer lists (8 year weighted-average life)	10,000		2,300		$	12,300
Trade names (10 year weighted-average life)	7,000		1,000		$	8,000
Accounts payable and other liabilities	(4,915)		(2,942)		$	(7,857)
Deferred revenue	(3,085)		(746)		$	(3,831)
Net deferred tax liabilities	(24,171)		(6,056)		$	(30,227)
Total identifiable net assets	$	100,013	$	33,054	$	133,067
Goodwill	$	311,488	$	77,685	$	389,173

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination

Intangible Asset	Weighted-Average Useful Life	Valuation Method	Assumptions
Developed software and core technologies	9 years	Multi-period excess earnings	Discount rate: 9.5% - 18.0%
Trade names	10 years	Relief-from-royalty	Royalty rate: 1.0% - 2.0% Discount rate: 10.0% - 18.0%
Customer lists	14 years	Multi-period excess earnings	Attrition rate: 5.0% - 30.0% Discount rate: 9.5% - 15.0%

Intangible Asset	Weighted-Average Useful Life	Valuation Method	Assumptions
Developed software and core technologies	11 years	Multi-period excess earnings	Discount rate: 7.5%
Trade names	10 years	Relief-from-royalty	Royalty rate: 2.0% Discount rate: 8.0%
Customer lists	8 years	Multi-period excess earnings	Attrition rate: 10.0% Discount rate: 7.5%