Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue
Revenue	$ 78,905	$ 73,218	$ 140,173	$ 134,306
Percentage of total revenue (in percent)	100.00%	100.00%	100.00%	100.00%
Revenue from sale type lease
Sales-type lease revenue	$ 8,374	$ 8,951	$ 17,173	$ 16,732
Cost of sales-type lease revenue	2,629	2,852	4,660	5,567
Gross profit	5,745	6,099	$ 12,513	11,165
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	39,041	44,066	$ 67,986	75,343
Veterans Administration
Revenue
Revenue	7,506	8,071	14,043	14,897
Medicare
Revenue
Revenue	19,422	12,546	34,495	26,756
Durable medical equipment distributors
Revenue
Revenue	12,936	8,535	23,649	17,310
Lymphedema products
Revenue
Revenue	$ 65,969	$ 64,683	$ 116,524	$ 116,996
Percentage of total revenue (in percent)	84.00%	88.00%	83.00%	87.00%
Airway clearance products
Revenue
Revenue	$ 12,936	$ 8,535	$ 23,649	$ 17,310
Percentage of total revenue (in percent)	16.00%	12.00%	17.00%	13.00%

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