v3.26.1
Note 17 - Segment Reporting - Operating Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2026
Apr. 30, 2025
Oct. 31, 2025
Segment Revenue: $ 106,796 [1] $ 93,958 [2] $ 197,357 [3] $ 180,404 [4]  
Segment employee cost of operation expenses [5],[6] 32,212 28,552 60,638 56,093  
Repairs & maintenance [6] 8,238 6,017 15,283 11,982  
Fuel [6] 6,914 5,377 11,779 10,166  
Segment employee G&A expenses [6],[7] 12,065 11,488 23,024 22,797  
Other segment items [8] 12,731 11,519 25,683 22,619  
Total segment adjusted EBITDA 34,636 31,005 60,950 56,747  
Depreciation and amortization [9] 12,880 13,584 25,808 26,784  
Interest expense and amortization of deferred financing costs, net of interest income 8,209 8,294 16,291 14,096  
Unallocated corporate expenses 8,233 8,508 16,520 17,239  
Stock-based compensation 1,022 538 1,640 905  
Other income, net (36) (28) (69) (62)  
Other adjustments 443 115 419 74  
Income (loss) before taxes 3,885 (6) 341 (3,681)  
Capital expenditures 21,243 13,650 30,759 19,491  
Total assets (at period end) 898,042 878,790 898,042 878,790 $ 879,542
Loss on debt extinguishment 0 0 0 1,392  
Operating Segments [Member] | US Concrete Pumping [Member]          
Segment Revenue: 71,530 [1] 62,109 [2] 131,471 [3] 119,022 [4]  
Segment employee cost of operation expenses [5],[6] 23,433 20,901 44,441 41,399  
Repairs & maintenance [6] 6,211 4,174 11,485 8,538  
Fuel [6] 4,422 3,385 7,513 6,343  
Segment employee G&A expenses [6],[7] 8,012 7,637 15,068 15,102  
Other segment items [8] 8,463 7,557 17,111 14,535  
Total segment adjusted EBITDA 20,989 18,455 35,853 33,105  
Capital expenditures 4,162 4,527 10,517 6,712  
Total assets (at period end) 713,377 704,851 713,377 704,851  
Operating Segments [Member] | US Concrete Waste Management Services [Member]          
Segment Revenue: 20,344 [1] 18,057 [2] 38,416 [3] 34,750 [4]  
Segment employee cost of operation expenses [5],[6] 3,558 3,243 6,836 6,388  
Repairs & maintenance [6] 1,027 1,126 1,913 1,828  
Fuel [6] 990 741 1,700 1,388  
Segment employee G&A expenses [6],[7] 2,637 2,359 5,050 4,811  
Other segment items [8] 2,317 2,087 4,727 4,389  
Total segment adjusted EBITDA 9,815 8,501 18,190 15,946  
Capital expenditures 3,448 4,262 4,700 6,229  
Total assets (at period end) 204,934 195,133 204,934 195,133  
Operating Segments [Member] | UK Operations [Member]          
Segment Revenue: 14,922 [1] 13,792 [2] 27,470 [3] 26,632 [4]  
Segment employee cost of operation expenses [5],[6] 5,221 4,408 9,361 8,306  
Repairs & maintenance [6] 1,000 717 1,885 1,616  
Fuel [6] 1,502 1,251 2,566 2,435  
Segment employee G&A expenses [6],[7] 1,416 1,492 2,906 2,884  
Other segment items [8] 1,951 1,875 3,845 3,695  
Total segment adjusted EBITDA 3,832 4,049 6,907 7,696  
Capital expenditures 13,633 4,827 15,542 6,505  
Total assets (at period end) 141,501 122,063 141,501 122,063  
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]          
Capital expenditures 0 34 0 45  
Total assets (at period end) $ (161,770) $ (143,257) $ (161,770) $ (143,257)  
[1] For the three months ended April 30, 2026, intersegment revenue of approximately $30,000 is excluded from US Concrete Waste Management Services.
[2] For the three months ended April 30, 2025, intersegment revenue of $0.1 million is excluded from US Concrete Waste Management Services.
[3] For the six months ended April 30, 2026, intersegment revenue of $0.1 million is excluded from US Concrete Waste Management Services.
[4] For the six months ended April 30, 2025, intersegment revenue of $0.2 million is excluded from US Concrete Waste Management Services.
[5] Employee cost of operations expenses include salaries, benefits and bonuses.
[6] The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.
[7] Employee G&A expenses include salaries, benefits and bonuses.
[8] Other segment items primarily include expenses that are included in segment adjusted EBITDA but are not individually significant and regularly provided to the CODM, such as insurance, facilities costs, professional fees and subscriptions, and other minor operational costs.
[9] Depreciation expense is regularly provided to the CODM; however, only an immaterial portion of depreciation is directly expensed to the operating segments and included in the information regularly provided to the CODM. The remaining depreciation is excluded from the segment results and allocated along with other overhead costs, as it is not used by the CODM in assessing segment performance or allocating resources.