Revenue recognition (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Revenues by Geographic Region

The Company’s net revenues by geographic region, based on the patient’s location are summarized as follows:

	Year ended December 31,
	2023		2022		2021
United States	$	349,743	$	406,894	$	353,110
International markets:
Germany	60,210		46,120		93,939
Japan	31,668		32,781		34,640
Other international markets	44,493		30,713		30,577
International markets - Total	136,371		109,614		159,156
Greater China (1)	23,224		21,332		22,765
Total net revenues	$	509,338	$	537,840	$	535,031

(1)    For additional information, see c below.

Schedule of Revenue Recognized According Performance Period

The company's net revenues by performance period are as follows:

	Year ended December 31,
	2023		2022		2021
Net revenues recognized in the reporting period from performance obligations satisfied in:
Reporting period	$	492,089	$	480,266	$	508,337
Previous periods	17,249		57,574		26,694
Total net revenues	$	509,338	$	537,840	$	535,031

Schedule of Contract with Customer, Contract Asset, Contract Liability, and Receivable

The following table provides information about trade receivables, unbilled receivables and contract liabilities from contracts with customers::

	December 31,
	2023		2022
Trade receivables	$	56,970	$	84,069
Unbilled receivables	$	4,251	$	2,192
Deferred revenues (short-term contract liabilities)	$	(16,224)	$	(18,028)
Deferred revenues (long-term contract liabilities)	$	—	$	(2,878)