Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Credit Facility (Details)

v3.22.0.1
Long-Term Debt - Credit Facility (Details) - Solaris Midstream Holdings, LLC and Subsidiaries
$ in Thousands
 1 Months Ended
Apr. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Line of Credit Facility [Line Items]      
Letter of credits outstanding   $ 0  
Credit Facility      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity $ 200,000    
Leverage ratio 2.50    
Incremental revolving facility $ 75,000    
Unrestricted cash and cash equivalents 40,000    
Refinancing charges 1,400    
Loss on debt modification $ 400    
Letter of credits outstanding     $ 297,000
Commitments available   200,000 5,500
Credit Facility | Debt Instrument, Leverage Ratio Covenant Test Level For First Two Quarters of 2021 [Member]      
Line of Credit Facility [Line Items]      
Leverage ratio 5.00    
Credit Facility | Debt Instrument, Leverage Ratio Covenant Test Level For Third Quarter of 2021 [Member]      
Line of Credit Facility [Line Items]      
Leverage ratio 4.75    
Credit Facility | Debt Instrument, Leverage Ratio Covenant Test Level, Thereafter [Member]      
Line of Credit Facility [Line Items]      
Leverage ratio 4.50    
Credit Facility | Maximum      
Line of Credit Facility [Line Items]      
Leverage ratio 4.50    
Credit Facility | Minimum      
Line of Credit Facility [Line Items]      
Leverage ratio 3.00    
Letters of Credit      
Line of Credit Facility [Line Items]      
Letter of credits outstanding   $ 150 $ 150