Property and Equipment Net (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	$ 25,185	$ 24,058
Accumulated depreciation and amortization	(14,216)	(11,850)
Total property and equipment, net	10,969	12,208
Construction-in-progress
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	416
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	4,585	3,987
Computer equipment and software
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	3,872	3,828
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	2,065	2,065
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	12,814	12,814
Consigned equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	$ 1,433	$ 1,364