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Long-Term Debt and Other Borrowings Schedule of Long Term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Debt Instrument [Line Items]    
Long-term Debt, Excluding Current Maturities $ 858,272 $ 815,560
New Credit Agreement [Member]    
Debt Instrument [Line Items]    
Line of Credit Facility, Fair Value of Amount Outstanding 11,500  
Long-term Debt 10,559 0
Compressco Partners Senior Notes [Member]    
Debt Instrument [Line Items]    
Long-term Debt 291,028 289,797
Compressco Partners Senior Notes 7.50% [Member]    
Debt Instrument [Line Items]    
Long-term Debt 343,988 343,216
Parent Company [Member]    
Debt Instrument [Line Items]    
Long-term Debt 212,697 182,547
Long-term Debt, Current Maturities 0 0
Long-term Debt, Excluding Current Maturities 212,697 182,547
Parent Company [Member] | Line of Credit [Member]    
Debt Instrument [Line Items]    
Line of Credit Facility, Fair Value of Amount Outstanding 10,000  
CSI Compressco [Member]    
Debt Instrument [Line Items]    
Long-term Debt 645,575 633,013
Revolving Credit Facility [Member] | Secured Debt [Member]    
Debt Instrument [Line Items]    
Long-term Debt 8,585 0
Term Loan [Member] | Secured Debt [Member]    
Debt Instrument [Line Items]    
Long-term Debt $ 204,112 $ 182,547