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SEGMENT REPORTING - Summary of Financial Information by Reportable Segment (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Segment Reporting Information [Line Items]      
Revenues $ 1,264,542 $ 1,085,089 $ 889,211
Depreciation and amortization 170,705 126,351 103,590
Operating income (loss) 80,427 95,394 77,660
Interest expense, net 36,837 23,013 20,927
Capital expenditures 154,907 130,960 123,295
Goodwill 735,670 274,458 232,860
Total assets 2,535,470 1,449,215 1,283,580
Eastern      
Segment Reporting Information [Line Items]      
Goodwill 73,893 52,406 52,072
Western      
Segment Reporting Information [Line Items]      
Goodwill 285,056 183,286 163,728
Mid-Atlantic      
Segment Reporting Information [Line Items]      
Goodwill 332,247 0 0
Resource Solutions      
Segment Reporting Information [Line Items]      
Goodwill 44,474 38,766 17,060
Operating Segments | Eastern      
Segment Reporting Information [Line Items]      
Revenues 374,463 340,058 264,569
Depreciation and amortization 50,881 47,673 33,572
Operating income (loss) 27,198 16,559 12,937
Interest expense, net 638 565 456
Capital expenditures 43,817 38,501 31,489
Goodwill 73,893 52,406 52,072
Total assets 434,323 372,895 357,446
Operating Segments | Western      
Segment Reporting Information [Line Items]      
Revenues 511,640 445,153 389,520
Depreciation and amortization 82,291 64,116 61,055
Operating income (loss) 62,318 65,453 49,035
Interest expense, net 380 508 159
Capital expenditures 82,706 65,190 72,892
Goodwill 285,056 183,286 163,728
Total assets 1,001,090 737,658 688,826
Operating Segments | Mid-Atlantic      
Segment Reporting Information [Line Items]      
Revenues 85,640 0 0
Depreciation and amortization 20,263 0 0
Operating income (loss) (5,790) 0 0
Interest expense, net 0 0 0
Capital expenditures 5,271 0 0
Goodwill 332,247 0 0
Total assets 553,339 0 0
Operating Segments | Resource Solutions      
Segment Reporting Information [Line Items]      
Revenues 292,799 299,878 235,122
Depreciation and amortization 14,202 12,082 7,060
Operating income (loss) 5,639 15,862 17,591
Interest expense, net 143 146 168
Capital expenditures 14,586 15,172 12,094
Goodwill 44,474 38,766 17,060
Total assets 253,090 191,118 127,304
Inter-company revenue      
Segment Reporting Information [Line Items]      
Revenues (281,736) (239,951) (202,298)
Inter-company revenue | Eastern      
Segment Reporting Information [Line Items]      
Revenues (92,938) (83,201) (66,126)
Inter-company revenue | Western      
Segment Reporting Information [Line Items]      
Revenues (173,044) (151,016) (132,914)
Inter-company revenue | Mid-Atlantic      
Segment Reporting Information [Line Items]      
Revenues (417) 0 0
Inter-company revenue | Resource Solutions      
Segment Reporting Information [Line Items]      
Revenues (15,337) (5,734) (3,258)
Corporate Entities      
Segment Reporting Information [Line Items]      
Revenues 0 0 0
Depreciation and amortization 3,068 2,480 1,903
Operating income (loss) (8,938) (2,480) (1,903)
Interest expense, net 35,676 21,794 20,144
Capital expenditures 8,527 12,097 6,820
Goodwill 0 0 0
Total assets $ 293,628 $ 147,544 $ 110,004