XML 79 R40.htm IDEA: XBRL DOCUMENT v3.20.1
Acquisition - Additional Information (Details) - ADA Carbon Solutions, LLC - USD ($)
$ in Millions
12 Months Ended
Dec. 07, 2018
Dec. 31, 2019
Business Acquisition [Line Items]    
Purchase price $ 75.0  
Consideration transferred 66.5  
Cash acquired 3.3  
Assumed debt and contractual commitments 11.8  
Acquisition related costs   $ 4.5
Senior Term Loan due December 2021, net | Term Loan    
Business Acquisition [Line Items]    
Proceeds from issuance of debt $ 70.0