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Business Acquisitions - Purchase Price (Details) - USD ($) $ in Millions	3 Months Ended			12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Apr. 02, 2023	Dec. 31, 2023
Business Acquisition [Line Items]
Cash paid	$ 0.0		$ 52.5
Total
Business Acquisition [Line Items]
Cash paid				$ 77.7
Goodwill Acquired				76.6
Acquired Intangible Assets		$ 16.1		16.1
Xena Networks
Business Acquisition [Line Items]
Cash paid		24.2		24.2
Goodwill Acquired				21.1
Acquired Intangible Assets		4.8		4.8
ChartWorld
Business Acquisition [Line Items]
Cash paid			$ 53.5	53.5
Goodwill Acquired				55.5
Acquired Intangible Assets		$ 11.3		$ 11.3

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