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Commitments and contingencies - Additional Information (Details) $ in Thousands, € in Millions				12 Months Ended
	Dec. 30, 2022 USD ($)	Apr. 01, 2021 EUR (€)	Jul. 27, 2020 USD ($)	Dec. 31, 2022 USD ($)	Jan. 24, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Oct. 12, 2021 EUR (€)	Dec. 31, 2020 USD ($)
Loss Contingencies [Line Items]
Increase in revenue recognition				$ 1,700
Inventories				$ 1,998			$ 1,412
Milestone payment unpaid | €								€ 1
Medac [Member]
Loss Contingencies [Line Items]
Due from related parties | €		€ 1
Agreement date		Dec. 10, 2018
Inventories						$ 200
Term over which the royalty is to be paid	5 years
Minimum annual payments	$ 200
Medac [Member] | Other Liabilities
Loss Contingencies [Line Items]
Loss Contingency Accrual	1,200
Medac [Member] | Other Noncurrent Liabilities
Loss Contingencies [Line Items]
Loss Contingency Accrual	1,000
Medac [Member] | Accrued Expenses
Loss Contingencies [Line Items]
Loss Contingency Accrual	200
Medac [Member] | Selling, General and Administrative [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual	$ 1,200
Lachman [Member] | Subsequent Event [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual					$ 900
Unpaid consulting fees					900
Loss contingency disputes charges					$ 300
Pending Litigation [Member]
Loss Contingencies [Line Items]
Unpaid compensation amounts claimed			$ 1,100
Loss Contingency Accrual									$ 1,100

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