Summary of Significant Accounting Policies (Details) $ in Thousands					2 Months Ended	3 Months Ended			9 Months Ended		12 Months Ended
	Jul. 31, 2024	Apr. 01, 2024 USD ($)	Feb. 29, 2024 USD ($)	Feb. 28, 2024 USD ($)	Feb. 28, 2024 USD ($)	Sep. 30, 2024 USD ($) country	Mar. 31, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) country	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)
Capitalized Contract Cost [Line Items]
Number of countries in which entity operates | country						32			32
Net loss						$ 39,018		$ 44,274	$ 86,477	$ 105,600	$ 162,800
Total net revenue						32,500		46,478	105,670	162,829
Percent net revenue reduction to termination fee receivable					42.20%
Proceeds from termination fees		$ 2,370	$ 5,750
Termination fee offset		$ 1,600
Gain on early termination of distribution agreement						0	$ 9,700	0	9,708	0
Strategic partnership, term of contract	3 years
Jabil settlement obligation, net						0			0		8,908
Settlement Agreement, Non-Renewal Of Manufacturing Service Agreement
Capitalized Contract Cost [Line Items]
Settlement agreement, amount awarded to other party				$ 19,500
Settlement agreement, amount awarded from other party				1,300
Settlement Agreement, Non-Renewal Of Manufacturing Service Agreement | Receipt of Inventories
Capitalized Contract Cost [Line Items]
Settlement agreement, amount awarded to other party				13,500
Settlement Agreement, Non-Renewal Of Manufacturing Service Agreement | Purchased Equipment
Capitalized Contract Cost [Line Items]
Settlement agreement, amount awarded to other party				300
Settlement Agreement, Non-Renewal Of Manufacturing Service Agreement | Compensation for Previously Incurred Expenses
Capitalized Contract Cost [Line Items]
Settlement agreement, amount awarded to other party				5,700
Settlement Agreement, Non-Renewal Of Manufacturing Service Agreement | Compensation for Previously Incurred Expenses | Cost of revenue
Capitalized Contract Cost [Line Items]
Settlement agreement, amount awarded to other party											5,700
Within three business days of execution of agreement
Capitalized Contract Cost [Line Items]
Termination fee receivable				5,750	$ 5,750
Between January 1st And February 28th
Capitalized Contract Cost [Line Items]
Termination fee receivable				$ 5,750	$ 5,750
Skincare
Capitalized Contract Cost [Line Items]
Total net revenue						0		$ 7,141	$ 4,200	$ 24,695
ZO Skin Health | Revenue Benchmark | Customer Concentration Risk
Capitalized Contract Cost [Line Items]
Concentration risk, percentage										15.00%
Ilooda Co. Ltd. | Revenue Benchmark | Customer Concentration Risk
Capitalized Contract Cost [Line Items]
Concentration risk, percentage									7.00%	13.00%
Mobilization Costs
Capitalized Contract Cost [Line Items]
Capitalized contract costs						700			$ 700		2,100
Capitalized Cloud Computing Set-up Cost
Capitalized Contract Cost [Line Items]
Capitalized contract costs						$ 1,600			$ 1,600		2,700
Accrued liabilities
Capitalized Contract Cost [Line Items]
Jabil settlement obligation, net											19,500
Litigation settlement receivable											$ 15,100