v3.26.1
Segments and Geographical Information - Summarized Financial Information by Reportable Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Net revenues $ 1,056,192 $ 1,012,449 $ 2,096,279 $ 1,991,711
Cost of net revenues 298,762 304,332 602,262 603,486
Gross profit 757,430 708,117 1,494,017 1,388,225
Operating expenses 603,417 545,084 1,198,049 1,094,092
Segment income from operations 154,013 163,033 295,968 294,133
Operating Segments        
Segment Reporting [Line Items]        
Segment income from operations 403,125 352,748 777,000 671,435
Unallocated corporate expenses        
Segment Reporting [Line Items]        
Operating expenses 249,112 189,715 481,032 377,302
Segment income from operations (249,112) (189,715) (481,032) (377,302)
Clear Aligner | Operating Segments        
Segment Reporting [Line Items]        
Net revenues 870,874 804,617 1,726,898 1,601,460
Cost of net revenues 249,370 240,811 492,525 475,565
Gross profit 621,504 563,806 1,234,373 1,125,895
Operating expenses 296,031 296,795 601,101 598,660
Segment income from operations 325,473 267,011 633,272 527,235
Systems and Services | Operating Segments        
Segment Reporting [Line Items]        
Net revenues 185,318 207,832 369,381 390,251
Cost of net revenues 49,392 63,521 109,737 127,921
Gross profit 135,926 144,311 259,644 262,330
Operating expenses 58,274 58,574 115,916 118,130
Segment income from operations $ 77,652 $ 85,737 $ 143,728 $ 144,200