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Basis of Presentation and New Accounting Standards (Tables)

3 Months Ended

Sep. 28, 2025

Accounting Policies [Abstract]

Schedule of Inventories

(in millions of U.S. Dollars)			September 28, 2025						June 29, 2025
Raw material			$139.9						$144.5
Work-in-progress			233.7						284.6
Finished goods			11.9						6.3
Inventories, net			$385.5						$435.4

Schedule of Other Current Assets

(in millions of U.S. Dollars)			September 28, 2025						June 29, 2025
Reimbursement receivable on long-term incentive agreement			$33.2						$33.1
Assets held for sale(1)			19.3						24.4
MACOM Shares(2)			—						102.0
Inventory related to the RF Master Supply Agreement			—						15.8
VAT receivables			0.6						9.1
Insurance deposit			4.6						7.4
Accrued interest receivable			4.1						5.4
Receivable on RF Master Supply Agreement			—						5.3
Short-term deposit on long-term incentive agreement			1.1						0.8
Short-term spares			28.6						—
Other			26.8						18.7
Other current assets			$118.3						$222.0
(1): During the third quarter of fiscal 2025, the Company determined three facilities met the held-for-sale criteria under ASC 360 (as defined below), of which two were sold during the fourth quarter of fiscal 2025. The assets included in each of the disposal groups were measured at the lower of their carrying value or fair value less costs to sell.
(2): Refer to Note 2, "Discontinued Operations," and Note 8, "Fair Value of Financial Instruments," to the consolidated financial statements included herein for additional information.

Schedule of Other Assets

(in millions of U.S. Dollars)			September 28, 2025						June 29, 2025
Right-of-use assets			$139.4						$123.1
Long-term advances to suppliers			72.5						69.8
Long-term deposits			23.8						24.3
Cloud computing assets, net			8.4						10.4
Other			10.8						39.3
Other assets			$254.9						$266.9

Schedule of Accounts Payable and Accrued Expenses

(in millions of U.S. Dollars)			September 28, 2025						June 29, 2025
Accounts payable, trade			$24.3						$30.6
Accrued property and equipment			42.3						124.7
Accrued salaries and wages			56.3						79.2
Accrued expenses			73.6						45.7
Accounts payable and accrued expenses			$196.5						$280.2

Schedule of Other Current Liabilities

(in millions of U.S. Dollars)			September 28, 2025						June 29, 2025
Accrued interest			$—						$90.7
RF Supply Agreement Liabilities(1)			—						76.9
Other			29.3						52.9
Other current liabilities			$29.3						$220.5
(1): Refer to Note 2, "Discontinued Operations," to the consolidated financial statements included herein for additional information.

Schedule of Other Operating Expense

									Three months ended
(in millions of U.S. Dollars)															September 28, 2025			September 29, 2024
Restructuring and other exit costs															$3.7			$52.8
Project, transformation and transaction costs															13.8			6.0
Other															2.9			2.3
Restructuring and other expenses															$20.4			$61.1

Schedule of Non-Operating Income, Net

									Three months ended
(in millions of U.S. Dollars)															September 28, 2025						September 29, 2024
Interest income															($8.9)						($22.2)
Gain on RTP fab transfer															(25.4)						—
Realized loss on MACOM Shares															10.9						—
Other, net															1.0						9.4
Non-operating income, net															($22.4)						($12.8)

Schedule of Noncash Operating Activities

			Three months ended
(in millions of U.S. Dollars)			September 28, 2025						September 29, 2024
Decrease in property, plant and equipment from investment tax credit receivables			$76.8						$81.8
Lease asset and liability additions			19.1						11.0
Lease asset and liability modifications, net			(0.2)						0.2
Lease asset termination			(0.1)						—
(Decrease) increase in accrued property, plant and equipment			(82.4)						20.2

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