v3.23.2

Share-Based and Long-Term Incentive Plans - Summary of Performance Stock Unit Awards Activity (Detail) - Performance Stock Unit Awards [Member]	6 Months Ended
	Jun. 30, 2023 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of Units, Outstanding Beginning Balance \| shares	1,233,584
Number of Units, Granted \| shares	319,658
Number of Units, Forfeited \| shares	(31,111)
Number of Units, Vested \| shares	(587,075)
Number of Units, Outstanding Ending Balance \| shares	935,056
Weighted Average Grant-Date Fair Value Per Unit, Granted	$ 159.52
Weighted Average Grant-Date Fair Value Per Unit, Forfeited	112.02
Weighted Average Grant-Date Fair Value Per Unit, Vested	$ 57.22
Average Illiquidity discount, Granted	5.54%
Average Illiquidity discount, Forfeited	52.13%
Average Illiquidity discount, Vested	8.72%
Recorded Weighted Average Fair Value Per Unit, Granted	$ 150.68
Recorded Weighted Average Fair Value Per Unit, Forfeited	53.62
Recorded Weighted Average Fair Value Per Unit, Vested	$ 52.23

Share based compensation arrangement by share based payment award equity instruments other than options forfeited in period average illiquidity discount.

+ References

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options forfeited in period recorded weighted average fair value.

+ References

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options grants in period average illiquidity discount.

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options grants in period recorded weighted average fair value.

+ References

No definition available.

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options vested in period average illiquidity discount.

+ References

No definition available.

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options vested in period recorded weighted average fair value.

+ References

No definition available.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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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.

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Horizon Therapeutics Public Ltd Co 10-Q