Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenues:
Product sales	$ 75,782	$ 105,290	$ 143,011	$ 211,813
Services and rentals	159,127	129,824	272,694	245,846
Total revenues	234,909	235,114	415,705	457,659
Cost of revenues:
Cost of product sales	62,516	82,686	113,006	159,704
Cost of services and rentals	100,064	79,678	180,642	161,449
Depreciation, depletion, amortization, and accretion	19,221	36,937	36,554	74,329
Total cost of revenues	181,801	199,301	330,202	395,482
Gross profit	53,108	35,813	85,503	62,177
General and administrative expense	31,466	29,006	62,357	56,768
Interest expense, net	4,084	4,085	8,235	8,276
(Gain) loss on sale of assets	703	(59,577)	(3,264)	(60,309)
Other (income) expense, net	(1,585)	14,745	(2,017)	13,929
Income before taxes and discontinued operations	18,440	47,554	20,192	43,513
Provision for income taxes	6,262	17,031	6,866	15,502
Income before discontinued operations	12,178	30,523	13,326	28,011
Income (loss) from discontinued operations, net of taxes	3	(54)	2	(57)
Net income	12,181	30,469	13,328	27,954
Net (income) loss attributable to noncontrolling interest	(607)	(95)	(1,073)	(95)
Net income attributable to TETRA stockholders	$ 11,574	$ 30,374	$ 12,255	$ 27,859
Basic net income (loss) per common share:
Income before discontinued operations attributable to TETRA stockholders	$ 0.15	$ 0.40	$ 0.16	$ 0.36
Loss from discontinued operations attributable to TETRA stockholders	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Net income attributable to TETRA stockholders	$ 0.15	$ 0.40	$ 0.16	$ 0.36
Average shares outstanding	77,278	76,579	77,174	76,415
Diluted net income (loss) per common share:
Income before discontinued operations attributable to TETRA stockholders	$ 0.15	$ 0.39	$ 0.16	$ 0.36
Loss from discontinued operations attributable to TETRA stockholders	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Net income attributable to TETRA stockholders	$ 0.15	$ 0.39	$ 0.16	$ 0.36
Average diluted shares outstanding	78,998	78,315	78,640	77,985