Condensed Consolidated Balance Sheets $ in Millions	Mar. 29, 2024 USD ($) $ / shares shares	Dec. 29, 2023 USD ($) $ / shares shares
Cash and cash equivalents	$ 253.6	$ 262.7
Accounts receivable, less allowance for doubtful accounts of $7.0 and $6.5	377.1	377.5
Inventories	896.9	982.7
Prepaid expenses and other current assets	144.2	138.9
Total current assets	1,671.8	1,761.8
Property, plant and equipment, net	326.6	321.7
Intangible assets, net	583.7	608.4
Other assets	250.4	240.7
Total Assets	3,629.6	3,733.6
Current maturities of long-term debt	6.5	6.5
Accounts payable	82.5	100.4
Accrued payroll and payroll-related costs	39.1	82.8
Accrued interest	47.3	20.1
Medicaid lawsuit liability	21.5	21.5
Accrued and other current liabilities	279.1	269.9
Total current liabilities	476.0	501.2
Long-term debt	1,747.9	1,755.9
Acthar Gel-Related Settlement, Non-current	133.5	128.5
Pension and postretirement benefits	40.1	40.6
Environmental liabilities	34.8	35.1
Other income tax liabilities	20.0	19.6
Other liabilities	85.4	92.5
Other liabilities	2,537.7	2,573.4
Ordinary A shares	0.0	0.0
Ordinary shares	$ 0.2	$ 0.2
Preferred shares, par value (in usd per share) | $ / shares	$ 0.01	$ 0.01
Preferred shares, shares authorized (in shares) | shares	500,000,000	500,000,000
Preferred shares, shares issued (in shares) | shares	0	0
Preferred shares, shares outstanding (in shares) | shares	0	0
Deferred Tax Assets, Net	$ 797.1	$ 801.0
Ordinary shares, shares issued (in shares) | shares	19,696,335	19,696,335
Ordinary shares, shares authorized (in shares) | shares	500,000,000	500,000,000
Common Stock, Shares, Outstanding | shares	19,696,335	19,696,335
Ordinary shares, par value (in usd per share) | $ / shares	$ 0.01	$ 0.01
Additional Paid in Capital	$ 1,196.5	$ 1,194.6
Accumulated Other Comprehensive Income (Loss), Net of Tax	(1.2)	3.6
Retained deficit	(103.6)	(38.2)
Total Shareholders' Equity	1,091.9	1,160.2
Total Liabilities and Shareholders' Equity	$ 3,629.6	$ 3,733.6
Ordinary A
Ordinary shares, shares issued (in shares) | shares	0	0.00
Ordinary shares, shares authorized (in shares) | shares	25,000	25,000