Commitments and Contingencies - Additional Information (Detail)			1 Months Ended					12 Months Ended
	Aug. 01, 2022 USD ($)	Nov. 01, 2021 USD ($)	Oct. 31, 2021	Aug. 31, 2020 USD ($) ft²	Feb. 28, 2017 USD ($)	Dec. 31, 2016 USD ($) ft²	Mar. 31, 2015 USD ($) ft²	Dec. 31, 2023 USD ($) ConvertibleNote	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Apr. 27, 2018 Patent	Dec. 09, 2016 Patent
Other Commitments [Line Items]
Standard product warranty, description								limited one- to five-year warranty
Retainer fees								$ 54,418,000	$ 53,065,000	$ 47,665,000
Contingent consideration payment secured by convertible notes								$ 1,900,000
Number of secured convertible notes | ConvertibleNote								2
Contingent consideration milestone obligation for additional funding secured by convertible notes								$ 1,000,000
Amount of shares of senior security to be purchased								2,000,000
Contingent liabilities								0	0
Other Assets [Member]
Other Commitments [Line Items]
Value of secured convertible notes								1,900,000
Boston Scientific Corporation [Member]
Other Commitments [Line Items]
Contingent liabilities											$ 20,000,000
Patent infringement lawsuit allegation against number of patents | Patent												9	10
Amount awarded by jury		$ 20,000,000
Payment received pursuant to legal settlement	$ 85,000,000
Indemnification Agreement [Member]
Other Commitments [Line Items]
Contingent liabilities								0
Service Agreement [Member]
Other Commitments [Line Items]
2024								2,900,000
Licensing Agreements [Member]
Other Commitments [Line Items]
Annual royalty payment								$ 0		$ 0
Licensing Agreements [Member] | Maximum [Member]
Other Commitments [Line Items]
Annual royalty payment									10,000
Licensing Agreements [Member] | Mayo And VGL [Member]
Other Commitments [Line Items]
License agreement, terms								The agreement will terminate upon the last to expire patent application, unless terminated earlier. The agreement can be terminated any time after three years from March 2006 by Mayo or VGL.
Licensing Agreements [Member] | Mayo Foundation [Member]
Other Commitments [Line Items]
Retainer fees								$ 40,000
Licensing Agreements [Member] | Mayo Foundation [Member] | Minimum [Member]
Other Commitments [Line Items]
Annual royalty payment								200,000
Supply Agreements [Member]
Other Commitments [Line Items]
Purchase commitment, amount due 2023									19,900,000
Purchase commitment, amount due 2024								19,800,000	20,100,000
Purchase commitment, amount due 2025								19,800,000	$ 20,100,000
Purchase commitment, amount due 2026								$ 19,800,000
Costa Rica [Member]
Other Commitments [Line Items]
Lease agreement, commencement period				2020-08
Area of office space | ft²				35,411
Lease agreement, effective month and year				2021-04
Lease agreement, expiration period				2031-06
Lease agreement, lease expense				$ 3,900,000
Redwood Office Agreement [Member]
Other Commitments [Line Items]
Lease agreement, commencement period								2015-03
Area of office space | ft²							50,740
Lease agreement, effective month and year							2015-06
Lease agreement, expiration period							2022-05
Lease expense, payment due							$ 2,000,000
Annual lease expense payable in final year of lease term							$ 2,400,000
Redwood Office Agreement Additional Expansion Premises [Member] | Amendment 1 [Member]
Other Commitments [Line Items]
Area of office space | ft²						49,980
Lease expense, payment due						$ 1,200,000
Annual lease expense payable in final year of lease term						$ 2,900,000
Commencement date description								The lease for the Expansion Premises commenced on June 1, 2018
Lease commencement date						Jun. 01, 2018
Lease agreement, expiration date						May 31, 2025
Non-cancellable Facility Lease [Member]
Other Commitments [Line Items]
Lease agreement, effective date					Mar. 01, 2017
Lease agreement, expiration date					Feb. 28, 2022
Lease agreement, lease expense					$ 400,000
Non-cancellable Facility Lease [Member] | Amendment 1 [Member]
Other Commitments [Line Items]
Lease agreement, expiration date			May 31, 2025