Unaudited Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Total product, rental, and service revenue	$ 25,421	$ 19,715	$ 49,362	$ 38,148
Costs and operating expenses:
General and administrative	11,396	9,318	22,898	19,715
Sales and marketing	2,732	2,483	5,328	4,859
Research and development	2,719	2,029	4,923	4,104
IPR&D expense	15,521	0	15,521	0
Intangible asset amortization	708	683	1,410	1,371
Total operating expenses	42,064	21,021	67,222	42,749
Operating loss	(16,643)	(1,306)	(17,860)	(4,601)
Other income (expense):
Change in fair value of equity investments	0	(4,074)	0	(4,074)
Interest income (expense), net	684	(325)	1,365	(465)
Other income	247	146	349	399
Total other income (expense), net	931	(4,253)	1,714	(4,140)
Loss before income tax expense	(15,712)	(5,559)	(16,146)	(8,741)
Income tax expense	(126)	(1)	(140)	(18)
Net loss from continuing operations	(15,838)	(5,560)	(16,286)	(8,759)
Discontinued operations:
Loss from discontinued operations before income tax expense	0	(15,159)	0	(22,067)
Income tax expense	0	0	0	(114)
Loss from discontinued operations	0	(15,159)	0	(22,181)
Net loss	(15,838)	(20,719)	(16,286)	(30,940)
Loss from continuing operations, attributable to common shareholders:
Basic	(15,838)	(5,560)	(16,286)	(8,759)
Diluted	(15,838)	(5,560)	(16,286)	(8,759)
Loss from discontinued operations, attributable to common shareholders:
Basic	0	(15,159)	0	(22,181)
Diluted	$ 0	$ (15,159)	$ 0	$ (22,181)
Loss per share from continuing operations, attributable to common shareholders:
Basic (in dollars per share)	$ (0.33)	$ (0.12)	$ (0.34)	$ (0.19)
Diluted (in dollars per share)	(0.33)	(0.12)	(0.34)	(0.19)
Loss per share from discontinued operations, attributable to common shareholders:
Basic (in dollars per share)	0	(0.33)	0	(0.49)
Diluted (in dollars per share)	$ 0	$ (0.33)	$ 0	$ (0.49)
Net loss attributable to common shareholders:
Basic	$ (15,838)	$ (20,719)	$ (16,286)	$ (30,940)
Diluted	$ (15,838)	$ (20,719)	$ (16,286)	$ (30,940)
Net loss per share attributable to common shareholders:
Basic (in dollars per share)	$ (0.33)	$ (0.45)	$ (0.34)	$ (0.68)
Diluted (in dollars per share)	$ (0.33)	$ (0.45)	$ (0.34)	$ (0.68)
Weighted average shares used to compute loss per share attributable to common shareholders:
Basic (in shares)	47,798,146	46,004,037	47,468,266	45,718,232
Diluted (in shares)	47,798,146	46,004,037	47,468,266	45,718,232
Product revenue
Total product, rental, and service revenue	$ 23,709	$ 18,112	$ 46,008	$ 34,855
Costs and operating expenses:
Cost of goods and services sold (exclusive of intangible assets amortization)	8,035	5,940	15,143	11,076
Service revenue
Total product, rental, and service revenue	36	74	96	99
Costs and operating expenses:
Cost of goods and services sold (exclusive of intangible assets amortization)	9	35	19	35
Rental revenue
Total product, rental, and service revenue	1,676	1,529	3,258	3,194
Costs and operating expenses:
Cost of goods and services sold (exclusive of intangible assets amortization)	$ 944	$ 533	$ 1,980	$ 1,589