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v3.21.2

Segment reporting - Summary of Segment Net Revenues, Segment Operating Income (Loss) and Reconciliation of Segment Income to Consolidated Income Before Income Taxes (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Segment Reporting Information [Line Items] |  |  |  |
Other revenues | $ 100,379 | $ 142,416 | $ 304,346 | $ 392,154
Total revenues | 2,938,319 | 2,924,066 | 8,674,830 | 8,645,282
Operating income (loss) | 474,877 | 437,669 | 1,407,955 | 1,312,965
Corporate administrative support | (28,153) | (25,841) | (79,093) | (122,514)
Debt expense | (72,829) | (73,658) | (213,167) | (243,642)
Debt prepayment, refinancing and redemption charges | 0 | (86,074) | 0 | (89,022)
Other (loss) income, net | (7,590) | 5,395 | 8,766 | 10,590
Income from continuing operations before income taxes | 394,458 | 283,332 | 1,203,554 | 990,891
U.S. dialysis |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,675,942 | 2,656,902 | 7,893,839 | 7,880,798
Other—Ancillary services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 262,377 | 267,164 | 780,991 | 764,484
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,960,423 | 2,965,462 | 8,749,548 | 8,762,671
Operating income (loss) | 503,030 | 463,510 | 1,487,048 | 1,435,479
Operating Segments | U.S. dialysis |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Dialysis patient service revenues | 2,691,830 | 2,676,810 | 7,944,955 | 7,954,939
Total revenues | 2,698,046 | 2,694,219 | 7,964,263 | 7,985,785
Operating income (loss) | 509,939 | 470,596 | 1,523,625 | 1,484,833
Operating Segments | U.S. dialysis | External Sources |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Dialysis patient service revenues | 2,669,823 | 2,639,761 | 7,874,759 | 7,850,828
Other revenues | 6,119 | 17,141 | 19,080 | 29,970
Operating Segments | U.S. dialysis | Intersubsegment Eliminations |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Dialysis patient service revenues | 22,007 | 37,049 | 70,196 | 104,111
Other revenues | 97 | 268 | 228 | 876
Operating Segments | Other—Ancillary services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Dialysis patient service revenues | 168,117 | 141,889 | 495,725 | 402,300
Other revenues | 94,260 | 125,275 | 285,266 | 362,184
Total revenues | 262,377 | 271,243 | 785,285 | 776,886
Operating income (loss) | (6,909) | (7,086) | (36,577) | (49,354)
Operating Segments | Other—Ancillary services | Intersubsegment Eliminations |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Dialysis patient service revenues | 0 | 4,079 | 4,294 | 12,402
Intersegment Elimination |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | (22,104) | (41,396) | (74,718) | (117,389)
Intersegment Elimination | U.S. dialysis |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | (22,104) | (37,317) | (70,424) | (104,987)
Intersegment Elimination | Other—Ancillary services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | $ 0 | $ (4,079) | $ (4,294) | $ (12,402)

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