Quarterly report pursuant to Section 13 or 15(d)

Business Segment Information (Details)

v3.22.2
Business Segment Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Segment Reporting Information [Line Items]        
Revenues $ 577,397 $ 273,920 $ 1,051,399 $ 526,122
Gain (loss) on derivatives (1,067) 1,658 555 1,295
Interest expense, net of interest income 4,686 3,276 8,639 6,016
Depreciation and amortization of intangible assets 12,851 10,865 25,508 21,015
Income before taxes, excluding unallocated corporate activity 55,478 26,082 92,992 51,683
U.S. Regions        
Segment Reporting Information [Line Items]        
Revenues 397,385 118,023 711,905 207,267
U.S. Federal        
Segment Reporting Information [Line Items]        
Revenues 101,428 90,198 177,074 192,412
Canada        
Segment Reporting Information [Line Items]        
Revenues 14,461 10,875 31,633 22,518
Alternative Fuels        
Segment Reporting Information [Line Items]        
Revenues 29,192 26,213 58,453 51,793
All Other        
Segment Reporting Information [Line Items]        
Revenues 34,931 28,611 72,334 52,132
Operating Segments | U.S. Regions        
Segment Reporting Information [Line Items]        
Revenues 397,385 118,023 711,905 207,267
Gain (loss) on derivatives (261) (161) (34) 371
Interest expense, net of interest income 1,883 1,453 3,525 2,896
Depreciation and amortization of intangible assets 5,298 3,942 10,576 7,428
Income before taxes, excluding unallocated corporate activity 32,840 7,718 51,058 10,957
Operating Segments | U.S. Federal        
Segment Reporting Information [Line Items]        
Revenues 101,428 90,198 177,074 192,412
Gain (loss) on derivatives 0 0 0 0
Interest expense, net of interest income 315 326 621 647
Depreciation and amortization of intangible assets 1,213 1,139 2,458 2,149
Income before taxes, excluding unallocated corporate activity 12,011 11,082 20,897 23,112
Operating Segments | Canada        
Segment Reporting Information [Line Items]        
Revenues 14,461 10,875 31,633 22,518
Gain (loss) on derivatives 45 26 96 205
Interest expense, net of interest income 313 213 535 420
Depreciation and amortization of intangible assets 430 485 877 900
Income before taxes, excluding unallocated corporate activity 1,012 749 1,291 664
Operating Segments | Alternative Fuels        
Segment Reporting Information [Line Items]        
Revenues 29,192 26,213 58,453 51,793
Gain (loss) on derivatives (851) 1,793 493 719
Interest expense, net of interest income 2,193 1,207 3,983 1,817
Depreciation and amortization of intangible assets 5,651 4,936 11,067 9,798
Income before taxes, excluding unallocated corporate activity 6,476 4,716 13,898 13,488
Operating Segments | All Other        
Segment Reporting Information [Line Items]        
Revenues 34,931 28,611 72,334 52,132
Gain (loss) on derivatives 0 0 0 0
Interest expense, net of interest income (18) 77 (25) 236
Depreciation and amortization of intangible assets 259 363 530 740
Income before taxes, excluding unallocated corporate activity 3,139 1,817 5,848 3,462
Unallocated corporate activity        
Segment Reporting Information [Line Items]        
Unallocated corporate activity $ (17,673) $ (10,092) $ (33,582) $ (21,057)