Debt Instrument, Redemption Price, Percentage, Change in Control

No definition available.

Name:	bhc_DebtInstrumentRedemptionPricePercentageChangeinControl
Namespace Prefix:	bhc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629

Reference 5: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 6: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- 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.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	srt_OwnershipAxis=bhc_BauschLombMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=bhc_A1375209BCLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=bhc_SeniorNotes6125DueApril2025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=bhc_SeniorSecured6125NotesDueFebruary2027Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=bhc_SeniorSecured1100NotesFirstLienDueSeptember2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=bhc_SeniorSecured1400NotesSecondLienDueOctober2030Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=bhc_SeniorSecured900NotesIntermediateHoldcoDueJanuary2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

FINANCING ARRANGEMENTS - Senior Secured Notes (Details) - USD ($)			3 Months Ended
	May 10, 2022	Feb. 10, 2022	Mar. 31, 2023
Debt Instrument [Line Items]
Redemption price percentage to change in control (as a percent)			101.00%
Bausch + Lomb
Debt Instrument [Line Items]
Ownership percentage by parent			89.00%
Bausch + Lomb \| Intermediate Holdco
Debt Instrument [Line Items]
Ownership percentage by parent			38.60%
Unsecured Notes
Debt Instrument [Line Items]
Redemption price percentage to change in control (as a percent)			101.00%
6.125% Senior Notes Due April 2025 \| Unsecured Notes
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)			6.125%
Redemption price (as a percent)	101.021%
6.125% Senior Notes Due February 2027 \| Secured Notes
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)		6.125%	6.125%
Principal amount		$ 1,000,000,000
6.125% Senior Notes Due February 2027 \| Secured Notes \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price (as a percent)		100.00%
6.125% Senior Notes Due February 2027 \| Secured Notes \| Debt Instrument, Redemption, Period Two \| Maximum
Debt Instrument [Line Items]
Maximum percentage of principal amount that can be redeemed		40.00%
11.00% First Lien Senior Notes, Due September 2028 \| Secured Notes
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)			11.00%
11.00% First Lien Senior Notes, Due September 2028 \| Secured Notes \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price (as a percent)			100.00%
14.00% Second Lien Senior Notes, Due October 2030 \| Secured Notes
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)			14.00%
14.00% Second Lien Senior Notes, Due October 2030 \| Secured Notes \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price (as a percent)			100.00%
14.00% Second Lien Senior Notes, Due October 2030 \| Secured Notes \| Debt Instrument, Redemption, Period Two \| Maximum
Debt Instrument [Line Items]
Maximum percentage of principal amount that can be redeemed			40.00%
9.00% Intermediate Holdco Senior Notes, Due January 2028 \| Secured Notes
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)			9.00%