Revenue (Summary of Revenue by Product Type) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Revenue from External Customer [Line Items]
Revenue	$ 141,249	$ 123,620
United States
Revenue from External Customer [Line Items]
Revenue	116,205	101,149
United States \| Open ablation
Revenue from External Customer [Line Items]
Revenue	39,080	33,308
United States \| Minimally invasive ablation
Revenue from External Customer [Line Items]
Revenue	6,386	8,480
United States \| Pain management
Revenue from External Customer [Line Items]
Revenue	22,359	17,270
United States \| Appendage management
Revenue from External Customer [Line Items]
Revenue	48,380	42,091
Total International
Revenue from External Customer [Line Items]
Revenue	25,044	22,471
Total International \| Open ablation
Revenue from External Customer [Line Items]
Revenue	9,516	8,995
Total International \| Minimally invasive ablation
Revenue from External Customer [Line Items]
Revenue	1,913	2,013
Total International \| Pain management
Revenue from External Customer [Line Items]
Revenue	1,990	1,789
Total International \| Appendage management
Revenue from External Customer [Line Items]
Revenue	$ 11,625	$ 9,674

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details