Segment Reporting, Significant Market Segments and Customers - Narrative (Details) - segment	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Significant market segments
Number of operating market segments	1
Number of reportable segment	1
Sales \| International sales \| International sales
Significant market segments
Direct sales percentage of sales	12.00%	9.00%
Sales \| DaVita \| Customer concentration
Significant market segments
Direct sales percentage of sales	16.00%	45.00%
Accounts receivable \| DaVita \| Customer concentration
Significant market segments
Direct sales percentage of sales	14.00%	20.00%
Accounts receivable \| Other customer \| Customer concentration
Significant market segments
Direct sales percentage of sales	17.00%

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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