CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Millions	Total	Redeemable Noncontrolling Interest	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Balance, beginning of period at Dec. 31, 2023		$ 22.5
Redeemable Noncontrolling Interest
Changes in noncontrolling interest	$ 11.3	(22.5)		$ 11.3
Balance, end of period at Jun. 30, 2024		0.0
Balance, beginning of period (in shares) at Dec. 31, 2023			129,300,000
Balance, beginning of period at Dec. 31, 2023	976.0		$ 0.0	1,654.5	$ 1.7	$ (680.2)
Increase (Decrease) in Stockholders' Equity
Stock-based compensation	15.8			15.8
Issuance of common stock for employee stock purchase plan (in shares)			300,000
Issuance of common stock for employee stock purchase plan	3.6			3.6
Restricted stock issued and related taxes (in shares)			1,300,000
Restricted stock issued and related taxes	(17.1)			(17.1)
Issuance of common stock for equity raise (in shares)			19,200,000
Issuance of common stock for equity raise	330.7		$ 0.2	330.5
Gain (loss) on interest rate swap contract	1.3				1.3
Net income	9.2					9.2
Other comprehensive (loss) income, net of tax	(1.5)				(1.5)
Changes in noncontrolling interest (in shares)			600,000
Changes in noncontrolling interest	11.3	(22.5)		11.3
Balance, end of period (in shares) at Jun. 30, 2024			150,700,000
Balance, end of period at Jun. 30, 2024	1,329.3		$ 0.2	1,998.6	1.5	(671.0)
Balance, beginning of period at Mar. 31, 2024		22.5
Redeemable Noncontrolling Interest
Changes in noncontrolling interest	11.3	(22.5)		11.3
Balance, end of period at Jun. 30, 2024		0.0
Balance, beginning of period (in shares) at Mar. 31, 2024			150,000,000.0
Balance, beginning of period at Mar. 31, 2024	1,306.1		$ 0.2	1,982.7	2.1	(678.9)
Increase (Decrease) in Stockholders' Equity
Stock-based compensation	6.6			6.6
Restricted stock issued and related taxes (in shares)			100,000
Restricted stock issued and related taxes	(2.0)			(2.0)
Gain (loss) on interest rate swap contract	0.0
Net income	7.9					7.9
Other comprehensive (loss) income, net of tax	(0.6)				(0.6)
Changes in noncontrolling interest (in shares)			600,000
Changes in noncontrolling interest	11.3	$ (22.5)		11.3
Balance, end of period (in shares) at Jun. 30, 2024			150,700,000
Balance, end of period at Jun. 30, 2024	$ 1,329.3		$ 0.2	1,998.6	1.5	(671.0)
Balance, beginning of period (in shares) at Dec. 29, 2024	151,092,292		151,100,000
Balance, beginning of period at Dec. 29, 2024	$ 1,353.2			2,017.4	(0.5)	(663.9)
Increase (Decrease) in Stockholders' Equity
Stock-based compensation	17.3			17.3
Issuance of common stock for employee stock purchase plan (in shares)			300,000
Issuance of common stock for employee stock purchase plan	4.6			4.6
Restricted stock issued and related taxes (in shares)			1,000,000.0
Restricted stock issued and related taxes	(18.3)			(18.3)
Issuance of common stock for equity raise (in shares)			15,000,000.0
Issuance of common stock for equity raise	555.9			555.9
Issuance of common stock for acquisitions (in shares)			1,200,000
Issuance of common stock for acquisitions	36.6			36.6
Gain (loss) on interest rate swap contract	(0.5)				(0.5)
Net income	7.4					7.4
Other comprehensive (loss) income, net of tax	$ 3.8				3.8
Balance, end of period (in shares) at Jun. 29, 2025	168,555,887		168,600,000
Balance, end of period at Jun. 29, 2025	$ 1,960.0		$ 0.2	2,613.5	2.8	(656.5)
Balance, beginning of period (in shares) at Mar. 30, 2025			153,300,000
Balance, beginning of period at Mar. 30, 2025	1,387.6		$ 0.2	2,046.7	0.1	(659.4)
Increase (Decrease) in Stockholders' Equity
Stock-based compensation	8.6			8.6
Restricted stock issued and related taxes (in shares)			200,000
Restricted stock issued and related taxes	(2.1)			(2.1)
Issuance of common stock for equity raise (in shares)			15,000,000.0
Issuance of common stock for equity raise	555.9			555.9
Issuance of common stock for acquisitions (in shares)			100,000
Issuance of common stock for acquisitions	4.4			4.4
Gain (loss) on interest rate swap contract	0.0
Net income	2.9					2.9
Other comprehensive (loss) income, net of tax	$ 2.7				2.7
Balance, end of period (in shares) at Jun. 29, 2025	168,555,887		168,600,000
Balance, end of period at Jun. 29, 2025	$ 1,960.0		$ 0.2	$ 2,613.5	$ 2.8	$ (656.5)