| Disaggregation of Revenue [Table Text Block] |
The following tables summarize the Company's segment revenues by primary payor source: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended June 30, 2026 | | Three months ended June 30, 2025 | | U.S. dialysis | | Other — Ancillary services | | Consolidated | | U.S. dialysis | | Other — Ancillary services | | Consolidated | | Dialysis patient service revenues: | | | | | | | | | | | | | Medicare and Medicare Advantage | $ | 1,749,289 | | | $ | | $ | 1,749,289 | | | $ | 1,659,607 | | | $ | | $ | 1,659,607 | | | Medicaid and Managed Medicaid | 226,944 | | | | | 226,944 | | | 217,699 | | | | | 217,699 | | | Other government | 88,848 | | | 236,377 | | | 325,225 | | | 83,104 | | | 224,937 | | | 308,041 | | | Commercial | 940,228 | | | 136,052 | | | 1,076,280 | | | 947,015 | | | 91,225 | | | 1,038,240 | | | Other revenues: | | | | | | | | | | | | | Medicare and Medicare Advantage | | | 151,824 | | | 151,824 | | | | | 140,149 | | | 140,149 | | | Medicaid and Managed Medicaid | | | — | | | — | | | | | — | | | — | | | Commercial | | | 6,241 | | | 6,241 | | | | | 8,322 | | | 8,322 | | Other(1) | 6,514 | | | 26,215 | | | 32,729 | | | 5,966 | | | 21,054 | | | 27,020 | | | Eliminations of intersegment revenues | (11,361) | | | (3,087) | | | (14,448) | | | (16,716) | | | (2,836) | | | (19,552) | | | Total | $ | 3,000,462 | | | $ | 553,622 | | | $ | 3,554,084 | | | $ | 2,896,675 | | | $ | 482,851 | | | $ | 3,379,526 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Six months ended June 30, 2026 | | Six months ended June 30, 2025 | | U.S. dialysis | | Other — Ancillary services | | Consolidated | | U.S. dialysis | | Other — Ancillary services | | Consolidated | | Dialysis patient service revenues: | | | | | | | | | | | | | Medicare and Medicare Advantage | $ | 3,424,703 | | | $ | | $ | 3,424,703 | | | $ | 3,268,625 | | | $ | | $ | 3,268,625 | | | Medicaid and Managed Medicaid | 439,773 | | | | | 439,773 | | | 424,208 | | | | | 424,208 | | | Other government | 181,788 | | | 484,556 | | | 666,344 | | | 159,850 | | | 435,301 | | | 595,151 | | | Commercial | 1,894,471 | | | 245,716 | | | 2,140,187 | | | 1,871,903 | | | 178,427 | | | 2,050,330 | | | Other revenues: | | | | | | | | | | | | | Medicare and Medicare Advantage | | | 260,331 | | | 260,331 | | | | | 239,103 | | | 239,103 | | | Medicaid and Managed Medicaid | | | — | | | — | | | | | 2 | | | 2 | | | Commercial | | | 9,889 | | | 9,889 | | | | | 11,023 | | | 11,023 | | Other(1) | 12,790 | | | 53,823 | | | 66,613 | | | 11,974 | | | 36,654 | | | 48,628 | | | Eliminations of intersegment revenues | (31,833) | | | (6,375) | | | (38,208) | | | (28,450) | | | (5,565) | | | (34,015) | | | Total | $ | 5,921,692 | | | $ | 1,047,940 | | | $ | 6,969,632 | | | $ | 5,708,110 | | | $ | 894,945 | | | $ | 6,603,055 | |
(1) Consists primarily of management service fees in the Company's U.S. dialysis business and research fees, management fees, and other non-patient service revenues in the Other - ancillary services businesses.
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