The percent of upfront payment for repurchase of shares.

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Period after the date the vested equity-based award expires during which an employee continues to have the right to exercise an award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The price per share of stock repurchased.

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Exercise price per share or per unit of warrants or rights outstanding.

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Number of warrants or rights outstanding.

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The cash outflow to reacquire common stock during the period.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of stock repurchase plan authorized.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity (Details) - USD ($) $ / shares in Units, $ in Thousands					1 Months Ended			2 Months Ended	3 Months Ended		12 Months Ended			17 Months Ended
	Nov. 09, 2023	Aug. 07, 2023	Jan. 07, 2022	Nov. 15, 2021	Dec. 31, 2023	Oct. 31, 2023	Nov. 30, 2022	Dec. 31, 2023	Oct. 31, 2023	Jan. 07, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Jan. 31, 2024	Nov. 30, 2023	Jul. 31, 2023	Jan. 31, 2023	Oct. 31, 2021	Aug. 31, 2021	Nov. 30, 2018	May 31, 2015
Equity
Shares of common stock authorized for issuance (in shares)					2,244,157			2,244,157			2,244,157
Repurchases of common stock											$ 75,000	$ 14,063	$ 47,861
Assertio Therapeutics, Inc.
Equity
Number of warrants issued							40,666
Warrants outstanding					0			0			0
Third Amendment to the Nucynta Commercialization Agreement
Equity
Number of shares that can be purchased																					1,041,667
Exercise price of warrant (in dollars per share)																					$ 19.20
Prior Repurchase Program
Equity
Share repurchase program authorized amount																			$ 100,000	$ 100,000
Shares repurchased during the period														3,235,823
Repurchases of common stock														$ 61,924
Shares repurchased, cost per share														$ 19.14
2023 Repurchase Program
Equity
Share repurchase program authorized amount																$ 100,000	$ 100,000
Shares repurchased during the period											3,088,069
Repurchases of common stock											$ 75,000
Shares repurchased, cost per share											$ 24.29
ASR
Equity
Share repurchase program authorized amount																$ 25,000	$ 50,000		$ 25,000
Price per share	$ 23.11	$ 23.49		$ 19.48
Shares repurchased during the period	865,426	1,702,852	307,132	1,026,694	57,349	462,442		922,775	2,165,294	1,333,826
Percentage of upfront payment on a price per share	80.00%	80.00%		80.00%
Repurchases of common stock	$ 25,000	$ 50,000		$ 25,000
2014 Stock Incentive Plan
Equity
Shares of common stock authorized for issuance (in shares)																						2,700,000
Increase in number of authorized shares on the first day of each fiscal year, as a percentage of outstanding common stock (as a percent)											4.00%
Shares of common stock remaining available for future grant (in shares)					1,876,424			1,876,424			1,876,424
Vesting period (in years)											4 years
Contractual life (in years)											10 years
Minimum \| 2014 Stock Incentive Plan
Equity
Period following termination date vested options are exercisable (in months)											1 month
Maximum \| 2023 Repurchase Program
Equity
Share repurchase program authorized amount																		$ 100,000
Maximum \| 2014 Stock Incentive Plan
Equity
Period following termination date vested options are exercisable (in months)											3 months
Subsequent Events \| Maximum \| 2024-2025 Repurchase Program
Equity
Share repurchase program authorized amount															$ 150,000