Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues
Product sales	$ 105,290	$ 113,915	$ 211,813	$ 217,108
Services and rentals	129,824	127,703	245,846	230,403
Total revenues	235,114	241,618	457,659	447,511
Cost of revenues
Cost of product sales	82,686	71,327	159,704	136,259
Cost of services and rentals	79,678	76,824	161,449	145,857
Depreciation, depletion, amortization, and accretion	36,937	45,635	74,329	82,469
Total cost of revenues	199,301	193,786	395,482	364,585
Gross profit	35,813	47,832	62,177	82,926
General and administrative expense	29,006	24,955	56,768	47,732
Interest expense, net	4,085	4,238	8,276	8,266
(Gain) loss on sale of assets	(59,577)	157	(60,309)	250
Other (income) expense, net	14,745	(2,056)	13,929	(2,332)
Income (loss) before taxes and discontinued operations	47,554	20,538	43,513	29,010
Provision for income taxes	17,031	6,903	15,502	9,919
Income before discontinued operations	30,523	13,635	28,011	19,091
Loss from discontinued operations, net of taxes	(54)	(75)	(57)	(104)
Net income	30,469	13,560	27,954	18,987
Net (income) loss attributable to noncontrolling interest	(95)	0	(95)	0
Net income attributable to TETRA stockholders	$ 30,374	$ 13,560	$ 27,859	$ 18,987
Basic net income (loss) per common share
Income before discontinued operations attributable to TETRA stockholders	$ 0.40	$ 0.18	$ 0.36	$ 0.25
Loss from discontinued operations attributable to TETRA stockholders	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Net income attributable to TETRA stockholders	$ 0.40	$ 0.18	$ 0.36	$ 0.25
Average shares outstanding	76,579	75,491	76,415	75,434
Diluted net income (loss) per common share
Income before discontinued operations attributable to TETRA stockholders	$ 0.39	$ 0.18	$ 0.36	$ 0.25
Loss from discontinued operations attributable to TETRA stockholders	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Net income attributable to TETRA stockholders	$ 0.39	$ 0.18	$ 0.36	$ 0.25
Average diluted shares outstanding	78,315	76,857	77,985	76,819