Warrant, Exercise Price

No definition available.

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
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- Definition

The amount of liability arising from an inherited contingency (as defined) which has been recognized as of the acquisition date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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-Section 50
-Paragraph 1
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- Definition

Fair value portion of the amount that could be realized under a life insurance contract or contracts owned by the entity, commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

+ References

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of increase (decrease) of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Topic 820
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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Financial Instruments and Fair Value Measurements (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended
	Feb. 25, 2020	Mar. 26, 2021	Dec. 25, 2020	Oct. 11, 2020
Debentures \| 8.00% Debenture
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		8.00%
Debentures \| 9.50% Debenture
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		9.50%
Senior Notes \| 4.75% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		4.75%
Senior Notes \| 5.75% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		5.75%
Senior Notes \| 5.50% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		5.50%
Senior Notes \| 10.00% Second Lien Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage				10.00%
Unsecured Debt \| 5.625% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		5.625%
Level 3 \| Other current and non-current assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Cash surrender value of life insurance		$ 52.6	$ 52.3
Level 3 \| StrataGraft [Member] \| Recurring \| Stratatech
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value of contingent liability		23.9	19.1
Level 3 \| MNK-6105 [Member] \| Recurring \| Ocera [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value of contingent consideration		$ 0.0	15.6
Level 2 \| Debentures \| 8.00% Debenture
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		8.00%
Level 2 \| Debentures \| 9.50% Debenture
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		9.50%
Level 1 \| Senior Notes \| 4.75% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		4.75%
Level 1 \| Senior Notes \| 5.75% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		5.75%
Level 1 \| Senior Notes \| 4.88% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		4.875%
Level 1 \| Senior Notes \| 5.50% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		5.50%
Level 1 \| Senior Notes \| 10.00% Second Lien Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		10.00%
Level 1 \| Unsecured Debt \| 5.625% Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt Instrument, Interest Rate, Stated Percentage		5.625%
Indemnification Agreement \| Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Restricted Cash and Cash Equivalents		$ 59.6	56.4
Indemnification Agreement \| Level 1 \| Other Assets, Current
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Restricted Cash and Cash Equivalents		23.4	20.2
Indemnification Agreement \| Level 1 \| Other assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Restricted Cash and Cash Equivalents		36.2	36.2
Contingent Liabilities \| Level 3 \| Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value adjustment		10.8
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value		$ 23.9	$ 34.7
Opioid Claimant Trust [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Warrant, Exercise Price	$ 3.15
Other Ownership Interest [Member] \| Opioid Claimant Trust [Member] \| Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	19.99%