For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Revenue - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Revenue - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Remaining performance obligation	$ 163.5
Contract liability	207.2	$ 166.8
Revenue recognized	$ 153.5	$ 97.1
Revenue Benchmark \| Customer Concentration Risk \| Largest customer
Disaggregation of Revenue [Line Items]
Concentration risk percentage	12.00%	10.00%	10.00%
Clear Aligner Treatment Plans
Disaggregation of Revenue [Line Items]
Remaining performance obligation	$ 128.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01
Disaggregation of Revenue [Line Items]
Expected timing of satisfaction	12 months