Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Consolidated Statements of Comprehensive Income
Net income	$ 8,602	$ 1,954	$ 21,930	$ 29,908
Foreign currency translation adjustment, net of taxes of $41 and $892, respectively, in 2012 and $1,825 and $1,055, respectively, in 2011	5,074	(9,132)	2,054	(3,419)
Net change in derivative fair value, net of taxes of $0 and $1,578, respectively, in 2011	0	0	0	2,663
Comprehensive income (loss)	13,676	(7,178)	23,984	29,152
Less: comprehensive income attributable to noncontrolling interest	(889)	(567)	(1,962)	(662)
Comprehensive income (loss) attributable to TETRA stockholders	$ 12,787	$ (7,745)	$ 22,022	$ 28,490