XML 41 R30.htm IDEA: XBRL DOCUMENT v3.22.2.2
Acquisitions - Additional Information (Detail) - USD ($)
6 Months Ended
Feb. 10, 2022
Nov. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Business Acquisition [Line Items]        
Cash consideration     $ 3,137,758 $ 2,319,977
RWS [Member]        
Business Acquisition [Line Items]        
Total purchase price   $ 33,000,000.0    
Cash consideration   $ 32,048,438    
Increase to goodwill due to purchase price adjustment     $ 1,200,000  
Independent Environmental Services Company [Member]        
Business Acquisition [Line Items]        
Cash consideration $ 3,350,000