Organization and significant accounting policies (Tables)

6 Months Ended

Jun. 30, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Concentrations of Credit Risk and Business Risk

For each significant customer, revenue as a percentage

of total revenues and gross accounts receivable as a percentage of total gross accounts receivable as of the periods presented were as follows:

	Accounts Receivable				Revenue
	June 30,		December 31,		Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022		2023		2022
Customer A	*		15	%	*		*		*		*
Customer B	*		*		17	%	20	%	15	%	20	%
Customer C	*		11	%	*		*		*		*
Customer D	11	%	*		*		*		*		*

*less than 10%

Summary of Product Revenue Concentration

The following table represents the Company’s products representing more than 10% of the Company’s total revenues:

	Three Months Ended June 30,				Six Months Ended June 30,
Product revenue concentration	2023		2022		2023		2022
CryoStor	41	%	32	%	42	%	33	%
780XLE Freezer	20	%	25	%	17	%	23	%

Summary of Revenue by Geographic Areas

The following table represents the Company’s total revenue by geographic area (based on the location of the customer):

	Three Months Ended June 30,				Six Months Ended June 30,
Revenue by customers’ geographic locations	2023		2022		2023		2022
United States	83	%	75	%	81	%	77	%
Europe, Middle East, Africa (EMEA)	13	%	17	%	16	%	17	%
Canada	—	%	5	%	—	%	3	%
Other	4	%	3	%	3	%	3	%
Total revenue	100	%	100	%	100	%	100	%