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Stockholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended							6 Months Ended
	Oct. 24, 2024	Sep. 28, 2025	Jun. 29, 2025	Mar. 30, 2025	Dec. 29, 2024	Sep. 29, 2024	Jun. 30, 2024	Mar. 31, 2024	Jun. 29, 2025	Jun. 30, 2024	Nov. 07, 2025	Aug. 08, 2025
Schedule of Shareholders' Equity [Line Items]
Repurchased Common Shares For Activity Pursuant to Equity Incentive Plans			1,698						32,734
Aggregate Cost of Repurchased Common Shares for Activity Pursuant to Equity Incentive Plans			$ 0.2						$ 3.7
Cash dividends (per share)			$ 0.07	$ 0.07	$ 0.07	$ 0.07	$ 0.07	$ 0.07
Unrealized Foreign Exchange Losses (Gains) on Intercompany Debt in AOCI			$ (157.5)				$ 0.1		(228.6)	$ (1.3)
O2025Q2Dividends [Member]
Schedule of Shareholders' Equity [Line Items]
Dividends Payable, Amount			$ 8.1						8.1
Dividends Payable, Date Declared			Apr. 24, 2025
Repurchase Program, 10/24/2024 [Member]
Schedule of Shareholders' Equity [Line Items]
Stock Repurchase Program, Authorized Amount	$ 1,000.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount			$ 414.5						$ 414.5
Number of common stock repurchased in open market			3,102,232						4,426,861
Aggregate Cost of Repurchased Common Shares Under Repurchase Program			$ 293.0						$ 443.0
Share Repurchase Program, Start Date	Oct. 24, 2024
Share Repurchase Program, Expiration Date			Oct. 23, 2026
Subsequent Event [Member] | O2025Q2Dividends [Member]
Schedule of Shareholders' Equity [Line Items]
Dividends Payable, Date to be Paid, Year and Month												2025-08
Subsequent Event [Member] | O2025Q3Dividends [Member]
Schedule of Shareholders' Equity [Line Items]
Cash dividends (per share)		$ 0.07
Dividends Payable, Date Declared		Jul. 24, 2025
Dividends Payable, Date to be Paid, Year and Month											2025-11
Subsequent Event [Member] | Repurchase Program, 10/24/2024 [Member]
Schedule of Shareholders' Equity [Line Items]
Number of common stock repurchased in open market		425,800
Aggregate Cost of Repurchased Common Shares Under Repurchase Program		$ 40.2

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