Business Acquisitions (Tables)

12 Months Ended

Dec. 31, 2023

Business Combination and Asset Acquisition [Abstract]

Schedule of Purchase Price, Goodwill Acquired, and Intangible Assets Acquired

The following tables show the purchase price (net of cash acquired), goodwill acquired, and acquired intangible assets for the acquisitions made in 2023 and 2022 (in millions):

	2023
Acquisitions	Acquisition Date	Cash Paid (a)		Goodwill Acquired		Acquired Intangible Assets
Xena Networks	October 13, 2023	$	24.2	$	21.1	$	4.8
ChartWorld	January 3, 2023	53.5		55.5		11.3
Total		$	77.7	$	76.6	$	16.1
(a) Net of cash acquired

	2022
Acquisitions	Acquisition Date	Cash Paid (a)		Goodwill Acquired		Acquired Intangible Assets
ETM	October 28, 2022	$	87.7	$	33.5	$	20.9
NL Acoustics (acquisition of 80% interest)	July 15, 2022	11.9		11.7		3.8
Total		$	99.6	$	45.2	$	24.7
(a) Net of cash acquired