Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues	$ 243,728	$ 199,381
Cost of Goods and Services Sold [Abstract]
Depreciation, amortization, and accretion	30,628	26,441
Impairment of Long-Lived Assets Held-for-use	146	0
Total cost of revenues	207,518	171,398
Gross profit	36,210	27,983
General and administrative expense	34,277	30,803
Interest expense, net	18,379	14,973
Fair Value Adjustment Of Warrants, Income Statement	407
Fair Value Adjustment of Warrants	407	(1,994)
Preferred, Fair Value Adjustment	1,163
Liabilities, Fair Value Adjustment	(1,163)	(1,358)
Other (income) expense, net	(951)	2,776
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	(17,065)	(19,933)
Provision (benefit) for income taxes	1,609	1,124
Income (loss) before taxes	(18,674)	(21,057)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	(426)	(41,706)
Net income (loss)	(19,100)	(62,763)
(Income) loss attributable to noncontrolling interest	8,262	9,115
Net income (loss) attributable to TETRA stockholders	$ (10,838)	$ (53,648)
Basic net income per common share:
Income (Loss) from Continuing Operations, Per Basic and Diluted Share	$ (0.09)	$ (0.10)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	0.00	(0.36)
Net income (loss) attributable to TETRA stockholders	$ (0.09)	$ (0.46)
Weighted Average Number of Shares Outstanding, Basic	125,681	117,598
Diluted net income per common share:
Income (Loss) from Continuing Operations, Per Diluted Share	$ (0.09)	$ (0.10)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	0.00	(0.36)
Net income (loss) attributable to TETRA stockholders	$ (0.09)	$ (0.46)
Weighted Average Number of Shares Outstanding, Diluted	125,681	117,598
Gain (Loss) on Disposition of Business	$ 31,500
Product [Member]
Revenues	91,781	$ 75,953
Cost of Goods and Services Sold [Abstract]
Cost of product sales	74,588	60,214
Service [Member]
Revenues	151,947	123,428
Cost of Goods and Services Sold [Abstract]
Cost of product sales	$ 102,156	$ 84,743