XML 54 R40.htm IDEA: XBRL DOCUMENT v3.8.0.1
Related Party Transactions (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 30, 2017
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Related Party Transaction [Line Items]        
Reimbursement of related party expense   $ 37,200 $ 41,500 $ 113,900
Related Party Transaction, Selling, General and Administrative Expenses from Transactions with Related Party   $ 1,700 $ 1,600  
Number of units issued for related party settlement   280,257 159,192  
General Partner percentage interest       2.00%
TETRA's ownership interest   41.00% 44.00%  
Public ownership interest     56.00% 59.00%
TETRA's limited partner interest       39.00%
Number of Shares of Convertible Debt     6,999,126  
Proceeds from Convertible Debt $ 77,300 $ (37) $ 76,934 $ 0
TETRA [Member]        
Related Party Transaction [Line Items]        
Distributions   $ (14,200) $ (22,300) $ (30,500)
Number of Shares of Convertible Debt   874,891 874,891  
Proceeds from Convertible Debt   $ 10,000 $ 10,000