Related Party Transactions - Related Party Transactions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Kashiv Biosciences LLC | Parking space lease, Research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	$ 100	$ 100	$ 99
Kashiv Biosciences LLC | License and commercialization agreement - Filgrastim and Pegfilgrastim - regulatory approval milestone for Filgrastim, Selling, general and administrative
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	5,000	0
Kashiv Biosciences LLC | License and commercialization agreement - Filgrastim and Pegfilgrastim - regulatory approval milestone for Pegfilgrastim-pbbk, Intangible asset
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	15,000	0
Kashiv Biosciences LLC | Inventory Purchases Under License and Commercialization Agreement - Filgrastim and Pegfilgrastim - Inventory and Cost of Goods Sold
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	260	0
Kashiv Biosciences LLC | Development and commercialization agreement - Filgrastim and Pegfilgrastim - Royalty expense (Releuko), Cost of goods sold
Related Party Transaction [Line Items]
Amounts of transaction with related party	5,114	0	0
Kashiv Biosciences LLC | Inventory purchases under development and commercialization agreement - Filgrastim and Pegfilgrastim (Releuko), Inventory and cost of goods sold
Related Party Transaction [Line Items]
Amounts of transaction with related party	1,022	0	0
Kashiv Biosciences LLC | Development and commercialization agreement - Ganirelix Acetate and Cetrorelix Acetate, Research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	(25)	1,761	1,362
Kashiv Biosciences LLC | Transition services associated with the KSP Acquisition, Selling, general and administrative
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	255
Kashiv Biosciences LLC | Development and commercialization - consulting - various products, Research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	2	628
Kashiv Biosciences LLC | Generic development supply agreement - research and development material, Research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	(2,809)	0	0
Kashiv Biosciences LLC | Generic development supply agreement - development activity deferred income, Deferred revenue
Related Party Transaction [Line Items]
Amounts of transaction with related party	(246)	0	0
Kashiv Biosciences LLC | K127 development and commercialization agreement, Research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	3,000
Kashiv Biosciences LLC | Commercial product support for EluRyng and other products, Cost of goods sold and research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	1,239
Kashiv Biosciences LLC | Profit sharing - various products, Cost of goods sold
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	2,680
Kashiv Biosciences LLC | Development and commercialization agreements - various products, Research and development
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	150
LAX Hotel, LLC
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	579
LAX Hotel, LLC | Financing lease, Inventory and cost of goods sold
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	217
LAX Hotel, LLC | Interest component of financing lease, Interest expense
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	362
Kanan, LLC - operating lease
Related Party Transaction [Line Items]
Amounts of transaction with related party	2,540	2,104	2,103
Sutaria Family Realty, LLC - operating lease
Related Party Transaction [Line Items]
Amounts of transaction with related party	1,352	1,211	1,179
PharmaSophia, LLC - research and development services income
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	(45)	(329)
PharmaSophia, LLC - license and commercialization agreement
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	1,093	0
Fosun International Limited - license and supply agreement
Related Party Transaction [Line Items]
Amounts of transaction with related party	(80)	0	0
Fosun International Limited - API co-development agreement
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	(200)
Alkermes
Related Party Transaction [Line Items]
Amounts of transaction with related party	15,873	2,742	11,380
Tracy Properties LLC - operating lease
Related Party Transaction [Line Items]
Amounts of transaction with related party	625	565	532
AzaTech Pharma LLC - supply agreement
Related Party Transaction [Line Items]
Amounts of transaction with related party	8,746	4,963	5,156
AvPROP, LLC - operating lease
Related Party Transaction [Line Items]
Amounts of transaction with related party	167	178	165
Tarsadia Investments, LLC - financial consulting services
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	0	0
Avtar Investments LLC - consulting services
Related Party Transaction [Line Items]
Amounts of transaction with related party	321	216	361
TPG Operations, LLC - consulting services
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	19	249
TPG Capital BD, LLC
Related Party Transaction [Line Items]
Amounts of transaction with related party	3,000	0	0
Alkermes Plc
Related Party Transaction [Line Items]
Amounts of transaction with related party	464	235	138
R&S Solutions LLC - logistics services
Related Party Transaction [Line Items]
Amounts of transaction with related party	102	85	183
Asana Biosciences, LLC
Related Party Transaction [Line Items]
Amounts of transaction with related party	0	(5)	(4)
Members - tax receivable agreement
Related Party Transaction [Line Items]
Amounts of transaction with related party	$ 3,126	$ 631	$ 0