Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Revenue
Revenue	$ 85,698	$ 78,905	$ 160,965	$ 140,173
Percentage of total revenue (in percent)	100.00%	100.00%	100.00%	100.00%
Revenue from sale type lease
Sales-type lease revenue	$ 9,209	$ 8,374	$ 17,510	$ 17,173
Cost of sales-type lease revenue	2,721	2,629	5,115	4,660
Gross profit	6,488	5,745	$ 12,395	12,513
Minimum
Revenue
Rental period of rent-to-purchase arrangements			3 months
Maximum
Revenue
Rental period of rent-to-purchase arrangements			10 months
Private insurers and other payers
Revenue
Revenue	48,791	39,041	$ 83,765	67,986
Veterans Administration
Revenue
Revenue	7,412	7,506	13,615	14,043
Medicare
Revenue
Revenue	17,427	19,422	38,471	34,495
Durable medical equipment distributors
Revenue
Revenue	12,068	12,936	25,114	23,649
Lymphedema products
Revenue
Revenue	$ 73,630	$ 65,969	$ 135,851	$ 116,524
Percentage of total revenue (in percent)	86.00%	84.00%	84.00%	83.00%
Airway clearance products
Revenue
Revenue	$ 12,068	$ 12,936	$ 25,114	$ 23,649
Percentage of total revenue (in percent)	14.00%	16.00%	16.00%	17.00%

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