v3.26.1
Segment Reporting - Summary of Financial Information of Reportable Segments (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Segment Reporting [Line Items]          
Revenue $ 2,561,607 $ 2,407,055 $ 4,932,239 $ 4,635,231  
Segment expenses (1,739,710) (1,635,823) (3,351,929) (3,177,399)  
Segment EBITDA $ 821,897 $ 771,232 $ 1,580,310 $ 1,457,832  
Segment EBITDA margin 32.10% 32.00% 32.00% 31.50%  
Depreciation and amortization $ (325,877) $ (307,657) $ (640,626) $ (597,606)  
Other segment items (112,290) (74,417) (272,396) (158,091)  
Income before income tax provision 383,730 389,158 667,288 702,135  
Capital expenditures 353,403 285,310 649,998 497,765  
Total assets 21,399,452 20,678,610 21,399,452 20,678,610 $ 21,129,363
Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (395,069) (358,959) (739,256) (668,672)  
Reportable Segments          
Segment Reporting [Line Items]          
Revenue 2,956,676 2,766,014 5,671,495 5,303,903  
Corporate          
Segment Reporting [Line Items]          
Segment expenses (7,855) (3,233) (8,679) (16,973)  
Segment EBITDA (7,855) (3,233) (8,679) (16,973)  
Depreciation and amortization (4,014) (2,647) (7,726) (5,113)  
Other segment items (79,553) (72,538) (166,997) (148,865)  
Capital expenditures 62,937 15,400 68,344 23,512  
Total assets 593,345 525,640 593,345 525,640  
Western          
Segment Reporting [Line Items]          
Revenue 492,725 461,665 955,173 900,067  
Western | Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (69,818) (67,127) (134,002) (128,426)  
Western | Reportable Segments          
Segment Reporting [Line Items]          
Revenue 562,543 528,792 1,089,175 1,028,493  
Segment expenses (358,989) (333,696) (698,051) (659,752)  
Segment EBITDA $ 133,736 $ 127,969 $ 257,122 $ 240,315  
Segment EBITDA margin 27.10% 27.70% 26.90% 26.70%  
Depreciation and amortization $ (57,230) $ (53,370) $ (112,758) $ (105,369)  
Other segment items (29,956) 3,533 (94,032) 3,724  
Capital expenditures 50,206 44,561 106,883 78,855  
Total assets 3,659,006 3,491,149 3,659,006 3,491,149  
Southern          
Segment Reporting [Line Items]          
Revenue 518,650 476,945 1,011,689 930,347  
Southern | Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (62,929) (61,976) (125,238) (116,242)  
Southern | Reportable Segments          
Segment Reporting [Line Items]          
Revenue 581,579 538,921 1,136,927 1,046,589  
Segment expenses (347,806) (322,638) (680,336) (627,340)  
Segment EBITDA $ 170,844 $ 154,307 $ 331,353 $ 303,007  
Segment EBITDA margin 32.90% 32.40% 32.80% 32.60%  
Depreciation and amortization $ (67,774) $ (60,892) $ (133,613) $ (116,752)  
Other segment items (1,329) (1,844) (4,262) (7,097)  
Capital expenditures 63,442 60,583 122,689 93,036  
Total assets 4,743,442 4,268,552 4,743,442 4,268,552  
Eastern          
Segment Reporting [Line Items]          
Revenue 443,954 442,213 849,676 845,483  
Eastern | Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (98,257) (91,046) (182,574) (168,308)  
Eastern | Reportable Segments          
Segment Reporting [Line Items]          
Revenue 542,211 533,259 1,032,250 1,013,791  
Segment expenses (322,310) (327,873) (620,024) (628,048)  
Segment EBITDA $ 121,644 $ 114,340 $ 229,652 $ 217,435  
Segment EBITDA margin 27.40% 25.90% 27.00% 25.70%  
Depreciation and amortization $ (60,357) $ (59,725) $ (117,680) $ (115,927)  
Other segment items (1,357) (2,114) (6,323) (3,956)  
Capital expenditures 57,287 49,071 104,507 88,789  
Total assets 3,783,675 3,702,434 3,783,675 3,702,434  
Central          
Segment Reporting [Line Items]          
Revenue 423,761 402,087 820,524 775,470  
Central | Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (54,752) (49,911) (104,084) (91,514)  
Central | Reportable Segments          
Segment Reporting [Line Items]          
Revenue 478,513 451,998 924,608 866,984  
Segment expenses (268,834) (258,667) (520,519) (500,341)  
Segment EBITDA $ 154,927 $ 143,420 $ 300,005 $ 275,129  
Segment EBITDA margin 36.60% 35.70% 36.60% 35.50%  
Depreciation and amortization $ (46,341) $ (44,603) $ (91,677) $ (87,030)  
Other segment items 28 (461) 643 (603)  
Capital expenditures 45,889 48,095 89,973 94,067  
Total assets 2,929,482 2,874,475 2,929,482 2,874,475  
Canada          
Segment Reporting [Line Items]          
Revenue 385,767 343,416 730,595 646,147  
Canada | Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (39,719) (35,296) (72,503) (65,097)  
Canada | Reportable Segments          
Segment Reporting [Line Items]          
Revenue 425,486 378,712 803,098 711,244  
Segment expenses (217,855) (187,477) (413,736) (354,637)  
Segment EBITDA $ 167,912 $ 155,939 $ 316,859 $ 291,510  
Segment EBITDA margin 43.50% 45.40% 43.40% 45.10%  
Depreciation and amortization $ (52,747) $ (48,883) $ (104,257) $ (94,707)  
Other segment items 355 (824) (846) (725)  
Capital expenditures 31,335 36,410 82,706 68,159  
Total assets 3,616,417 3,793,960 3,616,417 3,793,960  
MidSouth          
Segment Reporting [Line Items]          
Revenue 296,750 280,729 564,582 537,717  
MidSouth | Intercompany Revenue          
Segment Reporting [Line Items]          
Revenue (69,594) (53,603) (120,855) (99,085)  
MidSouth | Reportable Segments          
Segment Reporting [Line Items]          
Revenue 366,344 334,332 685,437 636,802  
Segment expenses (216,061) (202,239) (410,584) (390,308)  
Segment EBITDA $ 80,689 $ 78,490 $ 153,998 $ 147,409  
Segment EBITDA margin 27.20% 28.00% 27.30% 27.40%  
Depreciation and amortization $ (37,414) $ (37,537) $ (72,915) $ (72,708)  
Other segment items (478) (169) (579) (569)  
Capital expenditures 42,307 31,190 74,896 51,347  
Total assets $ 2,074,085 $ 2,022,400 $ 2,074,085 $ 2,022,400