Unaudited Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Total product, rental, and service revenue	$ 28,067	$ 21,391	$ 77,429	$ 59,539
Costs and operating expenses:
General and administrative	12,074	9,326	34,970	29,041
Sales and marketing	2,528	2,507	7,857	7,366
Research and development	2,709	1,893	7,633	5,997
IPR&D expense	0	0	15,521	0
Intangible asset amortization	699	683	2,109	2,054
Total operating expenses	28,156	21,809	95,378	64,558
Operating loss	(89)	(418)	(17,949)	(5,019)
Other income (expense):
Change in fair value of equity investments	0	0	0	(4,074)
Interest income (expense), net	508	(230)	1,873	(695)
Other income	284	97	633	496
Total other income (expense), net	792	(133)	2,506	(4,273)
Income (loss) before income tax (expense) benefit	703	(551)	(15,443)	(9,292)
Income tax (expense) benefit	(82)	80	(222)	62
Net income (loss) from continuing operations	621	(471)	(15,665)	(9,230)
Discontinued operations:
Loss from discontinued operations before income tax expense	0	(1,180)	0	(23,247)
Income tax expense	0	(52)	0	(166)
Loss from discontinued operations	0	(1,232)	0	(23,413)
Net income (loss)	$ 621	$ (1,703)	$ (15,665)	$ (32,643)
Net income (loss) per share - Basic:
Continuing operations (in dollars per share)	$ 0.01	$ (0.01)	$ (0.33)	$ (0.20)
Discontinued operations (in dollars per share)	0	(0.03)	0	(0.51)
Net income (loss) per share (in dollars per share)	0.01	(0.04)	(0.33)	(0.71)
Net income (loss) per share - Diluted:
Continuing operations (in dollars per share)	0.01	(0.01)	(0.33)	(0.20)
Discontinued operations (in dollars per share)	0	(0.03)	0	(0.51)
Net income (loss) per share per share (in dollars per share)	$ 0.01	$ (0.04)	$ (0.33)	$ (0.71)
Weighted average shares used to compute income (loss) per share:
Basic (in shares)	47,925,038	46,175,345	47,622,196	45,871,715
Diluted (in shares)	48,723,535	46,175,345	47,622,196	45,871,715
Product revenue
Total product, rental, and service revenue	$ 26,250	$ 19,928	$ 72,258	$ 54,783
Costs and operating expenses:
Cost of goods and services sold (exclusive of intangible assets amortization)	9,288	6,219	24,431	17,295
Service revenue
Total product, rental, and service revenue	26	20	122	119
Costs and operating expenses:
Cost of goods and services sold (exclusive of intangible assets amortization)	7	8	26	43
Rental revenue
Total product, rental, and service revenue	1,791	1,443	5,049	4,637
Costs and operating expenses:
Cost of goods and services sold (exclusive of intangible assets amortization)	$ 851	$ 1,173	$ 2,831	$ 2,762