v3.25.4
Segment and corporate information (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Segment and corporate information      
Revenue from contracts with customers € 17,422,990 € 17,657,558 € 18,145,918
Revenue from insurance contracts 2,116,710 1,614,024 1,227,140
Revenue from lease contracts 87,902 64,327 80,559
Revenue 19,627,602 19,335,909 19,453,617
Costs of revenue (14,598,673) (14,579,257) (14,528,612)
Research and development (157,975) (183,493) (231,970)
Operating income (loss) 1,827,036 1,392,395 1,369,438
Interest (314,798) (335,469) (336,423)
Income before income taxes 1,512,238 1,056,926 1,033,015
Depreciation and amortization (1,463,413) (1,535,536) (1,612,737)
Impairment loss (36,996) (206,721) (139,234)
Income (loss) from equity method investees 181,368 134,875 121,785
Total assets 31,002,333 33,566,579 33,929,808
thereof investment in equity method investees 663,652 620,831 642,928
Additions of property, plant and equipment, intangible assets and right-of-use assets 1,478,551 1,374,729 1,316,738
Healthcare services      
Segment and corporate information      
Revenue from contracts with customers 13,097,267 13,471,363 14,166,796
Revenue 13,097,267 13,471,363 14,166,796
Healthcare products      
Segment and corporate information      
Revenue from contracts with customers 4,325,723 4,186,195 3,979,122
Revenue from lease contracts 87,902 64,327 80,559
Revenue 4,413,625 4,250,522 4,059,681
Total Segment      
Segment and corporate information      
Revenue from contracts with customers 17,422,990 17,657,558 18,145,918
Revenue from insurance contracts 2,116,710 1,614,024 1,227,140
Revenue from lease contracts 87,902 64,327 80,559
Revenue 19,627,602 19,335,909 19,453,617
Total Segment | Healthcare services      
Segment and corporate information      
Revenue from contracts with customers 13,097,267 13,471,363 14,166,796
Total Segment | Healthcare products      
Segment and corporate information      
Revenue from contracts with customers 4,325,723 4,186,195 3,979,122
Care Delivery      
Segment and corporate information      
Revenue from contracts with customers 13,238,321 13,522,664 14,300,841
Revenue 13,238,321 13,522,664 14,300,841
Care Delivery | Healthcare services      
Segment and corporate information      
Revenue from contracts with customers 12,966,604 13,332,931 14,116,820
Care Delivery | Healthcare products      
Segment and corporate information      
Revenue from contracts with customers 271,717 189,733 184,021
Value-Based Care      
Segment and corporate information      
Revenue from contracts with customers 130,663 138,432 49,976
Revenue from insurance contracts 2,116,710 1,614,024 1,227,140
Revenue 2,247,373 1,752,456 1,277,116
Value-Based Care | Healthcare services      
Segment and corporate information      
Revenue from contracts with customers 130,663 138,432 49,976
Care Enablement      
Segment and corporate information      
Revenue from contracts with customers 4,054,006 3,996,462 3,795,101
Revenue from lease contracts 87,902 64,327 80,559
Revenue 4,141,908 4,060,789 3,875,660
Care Enablement | Healthcare products      
Segment and corporate information      
Revenue from contracts with customers 4,054,006 3,996,462 3,795,101
Operating Segments | Total Segment      
Segment and corporate information      
Revenue 21,459,832 21,312,451 21,371,155
Costs of revenue (16,429,773) (16,516,335) (16,433,199)
Research and development (158,181) (183,490) (231,698)
Operating income (loss) 1,941,217 1,456,917 1,449,291
Depreciation and amortization (1,438,442) (1,507,687) (1,583,122)
Impairment loss (36,989) (206,711) (139,117)
Income (loss) from equity method investees 181,368 134,875 121,785
Total assets 53,434,453 58,084,998 55,106,091
thereof investment in equity method investees 663,652 620,831 642,928
Additions of property, plant and equipment, intangible assets and right-of-use assets 1,463,594 1,389,580 1,304,903
Operating Segments | Care Delivery      
Segment and corporate information      
Revenue 13,736,272 14,003,461 14,748,611
Costs of revenue (10,517,158) (10,922,292) (11,348,785)
Research and development   (41) (42)
Operating income (loss) 1,614,099 1,217,971 1,611,544
Depreciation and amortization (976,400) (1,040,805) (1,120,107)
Impairment loss (31,583) (185,156) (89,963)
Income (loss) from equity method investees 181,368 134,875 115,354
Total assets 39,239,152 42,719,297 41,058,324
thereof investment in equity method investees 663,652 620,831 642,928
Additions of property, plant and equipment, intangible assets and right-of-use assets 726,505 882,599 775,274
Operating Segments | Value-Based Care      
Segment and corporate information      
Revenue 2,247,373 1,752,456 1,277,116
Costs of revenue (2,132,390) (1,678,638) (1,250,330)
Operating income (loss) 1,225 (28,152) (95,732)
Depreciation and amortization (4,939) (4,375) (5,518)
Impairment loss (2,118)    
Total assets 640,213 679,712 655,345
Additions of property, plant and equipment, intangible assets and right-of-use assets 364 480 860
Operating Segments | Care Enablement      
Segment and corporate information      
Revenue 5,476,187 5,556,534 5,345,428
Costs of revenue (3,780,225) (3,915,405) (3,834,084)
Research and development (158,181) (183,449) (231,656)
Operating income (loss) 325,893 267,098 (66,521)
Depreciation and amortization (457,103) (462,507) (457,497)
Impairment loss (3,288) (21,555) (49,154)
Income (loss) from equity method investees     6,431
Total assets 13,555,088 14,685,989 13,392,422
Additions of property, plant and equipment, intangible assets and right-of-use assets 736,725 506,501 528,769
Operating Segments | Corporate      
Segment and corporate information      
Costs of revenue (4,895) (15,266) (246)
Research and development 206 (3) (272)
Operating income (loss) (119,105) (47,951) (67,148)
Depreciation and amortization (66,962) (71,922) (70,694)
Impairment loss (7) (10) (117)
Total assets 10,997,952 10,812,572 9,959,710
Additions of property, plant and equipment, intangible assets and right-of-use assets 44,432 41,450 42,953
Inter-segment      
Segment and corporate information      
Revenue (1,832,230) (1,976,542) (1,917,538)
Costs of revenue 1,835,995 1,952,344 1,904,833
Operating income (loss) 4,924 (16,571) (12,705)
Depreciation and amortization 41,991 44,073 41,079
Total assets (33,430,072) (35,330,991) (31,135,993)
Additions of property, plant and equipment, intangible assets and right-of-use assets (29,475) (56,301) (31,118)
Inter-segment | Total Segment      
Segment and corporate information      
Revenue (1,832,230) (1,976,542) (1,917,538)
Inter-segment | Care Delivery      
Segment and corporate information      
Revenue (497,951) (480,797) (447,770)
Inter-segment | Care Enablement      
Segment and corporate information      
Revenue € (1,334,279) € (1,495,745) € (1,469,768)