XML 66 R55.htm IDEA: XBRL DOCUMENT v3.22.2.2
Segment Information (Details)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
Company
Sep. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Segment Reporting Information [Line Items]          
Number of operating subsidiaries | Company     90    
Revenues from unrelated entities $ 2,826,361 $ 2,521,672 $ 8,126,298 $ 7,263,387  
Total revenues 2,826,361 2,521,672 8,126,298 7,263,387  
Total assets 5,438,729   5,438,729   $ 5,441,446
Net periodic pension (cost) income 1,025 908 3,288 2,738  
Interest expense, net (3,194) (1,286) (6,234) (3,965)  
Operating income (loss) 150,094 137,421 387,695 387,783  
Income before income taxes 147,925 137,043 384,749 386,556  
UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 2,708,660 2,392,192 7,762,552 6,877,298  
Total revenues 2,708,660 2,392,192 7,762,552 6,877,298  
Total assets 4,686,509   4,686,509   4,206,824
Operating income (loss) 170,707 154,934 443,213 439,105  
United States Electrical Construction And Facilities Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 633,383 530,950 1,719,525 1,482,475  
United States Mechanical Construction And Facilities Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 1,117,388 1,004,407 3,184,205 2,887,572  
United States Building Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 710,650 624,617 2,016,298 1,804,488  
United States Industrial Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 247,239 232,218 842,524 702,763  
United Kingdom Building Services [Member] [Member] | UNITED KINGDOM          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 117,701 129,480 363,746 386,089  
Operating Segments [Member] | United States Electrical Construction And Facilities Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 634,327 531,606 1,723,090 1,484,948  
Total revenues 634,957 531,735 1,724,400 1,485,324  
Total assets 1,075,648   1,075,648   855,417
Operating income (loss) 35,558 44,284 90,646 127,548  
Operating Segments [Member] | United States Mechanical Construction And Facilities Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities 1,120,634 1,005,886 3,192,348 2,891,917  
Total revenues 1,133,895 1,007,993 3,212,374 2,895,930  
Total assets 1,825,503   1,825,503   1,672,546
Operating income (loss) 90,952 80,797 226,571 220,697  
Operating Segments [Member] | United States Building Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Total revenues 736,068 648,718 2,091,128 1,876,141  
Total assets 1,201,947   1,201,947   1,089,844
Operating income (loss) 45,589 32,865 107,672 96,523  
Operating Segments [Member] | United States Industrial Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Total revenues 266,182 232,479 878,123 730,851  
Total assets 583,411   583,411   589,017
Operating income (loss) (1,392) (3,012) 18,324 (5,663)  
Operating Segments [Member] | United Kingdom Building Services [Member] [Member] | UNITED KINGDOM          
Segment Reporting Information [Line Items]          
Total revenues 117,701 129,480 363,746 386,089  
Total assets 230,330   230,330   241,740
Operating income (loss) 8,369 6,582 25,372 23,040  
Corporate, Non-Segment [Member]          
Segment Reporting Information [Line Items]          
Total assets 521,890   521,890   $ 992,882
Operating income (loss) (28,982) (24,095) (80,890) (74,362)  
Intersegment Eliminations [Member]          
Segment Reporting Information [Line Items]          
Total revenues (62,442) (28,733) (143,473) (110,948)  
Intersegment Eliminations [Member] | United States Electrical Construction And Facilities Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities (944) (656) (3,565) (2,473)  
Intersegment Eliminations [Member] | United States Mechanical Construction And Facilities Services [Member] | UNITED STATES          
Segment Reporting Information [Line Items]          
Revenues from unrelated entities $ (3,246) $ (1,479) $ (8,143) $ (4,345)