| Segment Reporting Disclosure [Text Block] | 
Note  17.  Segment Reporting      The Company conducts the business through the following reportable segments based on geography and the nature of services sold: U.S Concrete pumping – Brundage-Bone, U.K. Concrete Pumping – Camfaud, Concrete Waste Management Services – Eco-Pan. The classifications are defined as follows:        |   |    ●   |    U.S. Concrete Pumping – Brundage-Bone – consists of concrete pumping services sold to customers in the U.S.   |          |   |    ●   |    U.K. Concrete Pumping – Camfaud – consists of concrete pumping services sold to customers in the U.K, which represents the Company’s foreign operations.   |          |   |    ●   |    Concrete Waste Management Services – Eco-Pan – consists of pans and containers rented to customers in the U.S and the disposal of the concrete waste material services sold to customers in the U.S.   |          The accounting policies of the reportable segments are the same as those described in Note  2.  The Chief Operating Decision Maker (CODM) evaluates the performance of its segments based on revenue, and measure segment performance based upon EBITDA (earnings before interest, taxes, depreciation and amortization). Non-allocated interest expense and various other administrative costs are reflected in Corporate. Corporate assets include cash and cash equivalents, prepaid expenses and other current assets, property and equipment. The following provides operating information about the Company’s reportable segments for the periods presented:          |   |    |     |    |    |     |    |     |    |    |  
   
December 6, 2018  through  January 31,  2019    |    |    |  
   
November 1, 2018  through  December 5,  2018    |    |    |  
   
November 1, 2017  through  January 31,  2018    |    |     |   Revenue   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Brundage-Bone   |    |  $ |  24,067  |    |    |  $ |  16,624  |    |    |  $ |  35,419  |    |     |   Camfaud   |    |    |  5,815  |    |    |    |  5,143  |    |    |    |  10,728  |    |     |   Eco-Pan   |    |    |  4,088  |    |    |    |  2,629  |    |    |    |  6,655  |    |     |   |    |  $ |  33,970  |    |    |  $ |  24,396  |    |    |  $ |  52,802  |    |     |   |    |    |    |    |    |    |    |    |    |    |    |    |     |   EBITDA   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Brundage-Bone   |    |  $ |  5,536  |    |    |  $ |  (24,565  |  ) |    |  $ |  8,623  |    |     |   Camfaud   |    |    |  133  |    |    |    |  1,587  |    |    |    |  2,849  |    |     |   Eco-Pan   |    |    |  1,581  |    |    |    |  388  |    |    |    |  2,954  |    |     |   Corporate   |    |    |  321  |    |    |    |  180  |    |    |    |  625  |    |     |   |    |  $ |  7,571  |    |    |  $ |  (22,410  |  ) |    |  $ |  15,051  |    |     |   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Interest income (expense)   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Brundage-Bone   |    |  $ |  (5,134  |  ) |    |  $ |  (1,154  |  ) |    |  $ |  (4,017  |  ) |     |   Camfaud   |    |    |  (458  |  ) |    |    |  (490  |  ) |    |    |  (1,070  |  ) |     |   Eco-Pan   |    |    |  -  |    |    |    |  -  |    |    |    |  -  |    |     |   Corporate   |    |    |  -  |    |    |    |  -  |    |    |    |  -  |    |     |   |    |  $ |  (5,592  |  ) |    |  $ |  (1,644  |  ) |    |  $ |  (5,087  |  ) |     |   |    |    |    |    |    |    |    |    |    |    |    |    |     |   (Loss) income before income taxes   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Brundage-Bone   |    |  $ |  (4,424  |  ) |    |  $ |  (27,354  |  ) |    |  $ |  1,223  |    |     |   Camfaud   |    |    |  (1,963  |  ) |    |    |  207  |    |    |    |  (222  |  ) |     |   Eco-Pan   |    |    |  (291  |  ) |    |    |  225  |    |    |    |  2,449  |    |     |   Corporate   |    |    |  283  |    |    |    |  155  |    |    |    |  564  |    |     |   |    |  $ |  (6,395  |  ) |    |  $ |  (26,767  |  ) |    |  $ |  4,014  |    |                    |   |    |     |    |    |     |    |     |    |    |   December 6, 2018  through  January 31,  2019    |    |    |   November 1, 2018  through  December 5,  2018    |    |    |   November 1, 2017  through  January 31,  2018    |    |     |   Depreciation and amortization   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Brundage-Bone   |    |  $ |  4,826  |    |    |  $ |  1,635  |    |    |  $ |  3,383  |    |     |   Camfaud   |    |    |  1,638  |    |    |    |  890  |    |    |    |  2,001  |    |     |   Eco-Pan   |    |    |  1,872  |    |    |    |  163  |    |    |    |  505  |    |     |   Corporate   |    |    |  38  |    |    |    |  25  |    |    |    |  61  |    |     |   |    |  $ |  8,374  |    |    |  $ |  2,713  |    |    |  $ |  5,950  |    |     |   |    |    |    |    |    |    |    |    |    |    |    |    |     |   Transaction costs including debt extinguishment   |    |    |    |    |    |    |    |    |    |     |   Corporate   |    |  $ |  -  |    |    |  $ |  30,562  |    |    |  $ |  8  |    |     |   |    |  $ |  -  |    |    |  $ |  30,562  |    |    |  $ |  8  |    |            Total assets by segment for the periods presented are as follows:         |   |    |     |    |    |     |    |     |   |    |     |    |    |     |    |     |    |    |     |    |    |     |    |     |   Total Assets   |    |    |    |    |    |    |    |    |     |   Brundage-Bone   |    |  $ |  501,010  |    |    |  $ |  277,937  |    |     |   Camfaud   |    |    |  67,770  |    |    |    |  39,167  |    |     |   Eco-Pan   |    |    |  142,240  |    |    |    |  32,781  |    |     |   Corporate   |    |    |  24,428  |    |    |    |  20,259  |    |     |   |    |  $ |  735,448  |    |    |  $ |  370,144  |    |                The U.S. and U.K. were the only regions that accounted for more than  10%  of the Company’s revenues for the periods presented. There was  no  single customer that accounted for more than  10%  of revenues for the periods presented. Revenues for the periods presented and long lived assets as of   January 31, 2019  and   October 31, 2018  are as follows:          |   |    |     |    |    |     |    |     |    |    |   December 6, 2018  through  January 31,  2019    |    |    |   November 1, 2018  through  December 5,  2018    |    |    |   November 1, 2017  through  January 31,  2018    |    |     |   Revenues   |    |    |    |    |    |    |    |    |    |    |    |    |     |   U.S.   |    |  $ |  28,155  |    |    |  $ |  19,253  |    |    |  $ |  42,074  |    |     |   U.K.   |    |    |  5,815  |    |    |    |  5,143  |    |    |    |  10,728  |    |     |   |    |  $ |  33,970  |    |    |  $ |  24,396  |    |    |  $ |  52,802  |    |                |   |    |     |    |    |     |    |     |   |    |     |    |    |     |    |     |    |    |  
   
  |    |    |  
   
  |    |     |   Long Lived Assets   |    |    |    |    |    |    |    |    |     |   U.S.   |    |  $ |  188,290  |    |    |  $ |  167,368  |    |     |   U.K.   |    |    |  39,850  |    |    |    |  34,547  |    |     |   |    |  $ |  228,140  |    |    |  $ |  201,915  |    |        
 
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