Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Summary of Significant Accounting Policies

Schedule of allowance for credit losses

	Year Ended December 31,
	2023		2022
Balances at beginning of period	$	25	$	1,750
Current period change for expected credit loss		386		—
Deduction / recoveries collected		(16)		(1,725)
Balances at end of period	$	395	$	25

Summary of estimated useful life for property and equipment

	Estimated Useful Life
Laboratory and demonstration equipment	2 to 5 years
Computer equipment and software	3 years
Furniture and fixtures	7 years
Leasehold improvements	Shorter of remaining life of lease or useful life

Schedule of finite lived intangible assets useful life

Customer Relationships	8 years
Developed Technology	15 years
Software	3 years
Trade Name	2 years

Summary of the activity of the Company's deferred revenue

The following is a summary of the activity of the Company’s deferred revenue related to product and service revenue (in thousands):

	Year Ended December 31,
	2023		2022
Balances at beginning of period	$	16,510	$	14,521
Recognition of revenue included in balance at beginning of the period		(7,575)		(4,502)
Other adjustments		—		(10)
Revenue deferred during the period, net of revenue recognized		10,265		6,501
Balances at end of period	$	19,200	$	16,510

Schedule of deferred revenue amounts expected to be recognized in the future

The amount of deferred revenue equals the transaction price allocated to unfulfilled performance obligations for the period presented. Such deferred revenue amounts related to product and service revenue are expected to be recognized in the future as follows (in thousands):

	December 31,		December 31,
	2023		2022
Deferred revenue expected to be recognized in:
One year or less	$	10,629	$	7,514
One to two years		5,080		4,750
Three years and beyond		3,491		4,246
	$	19,200	$	16,510

Schedule of disaggregation of revenue

The Company’s product and service revenue consists of sales of devices and recurring revenue which includes consumables, accessories and the sale of service and extended warranty plans. The following table presents the Company’s revenue by revenue stream (in thousands):

	Year Ended December 31,
	2023		2022
Product and service revenue:
Device sales revenue	$	33,379	$	28,757
Recurring revenue		16,480		15,718
Total product and service revenue		49,859		44,475
Contract revenue		370		2,377
Total revenue	$	50,229	$	46,852

The following table presents the Company’s product and service revenue by device type (in thousands):

	Year Ended December 31,
	2023		2022
Handheld revenue:
Device sales revenue	$	27,859	$	19,829
Recurring revenue		10,011		9,707
Total handheld revenue		37,870		29,536
Desktop revenue:
Device sales revenue		5,520		8,926
Recurring revenue		6,469		6,013
Total desktop revenue		11,989		14,939
Total product and service revenue	$	49,859	$	44,475

Revenue based on the end-user entity type for the Company’s product and service revenue are presented below (in thousands):

	Year Ended December 31,
	2023		2022
Government	$	37,862	$	29,964
Pharmaceutical/Biotechnology		11,340		14,241
Academia and other		657		270
Total product and service revenue	$	49,859	$	44,475

The following table disaggregates the Company’s revenue from contracts with customers by geography, which are determined based on the customer location (in thousands):

	Year Ended December 31,
	2023		2022
United States	$	38,173	$	37,594
Europe, Middle East and Africa		9,378		6,295
Asia Pacific		1,825		2,887
Americas other		853		76
	$	50,229	$	46,852