Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2012

Notes to Financial Statements [Abstract]

Quarterly Financial Information (Unaudited)

NOTE S — QUARTERLY FINANCIAL INFORMATION (Unaudited)

Summarized quarterly financial data for 2012 and 2011 is as follows:

	Three Months Ended 2012
	March 31		June 30			September 30			December 31
	(In Thousands, Except Per Share Amounts)
Total revenues	$	180,796		$	234,909		$	233,986		$	231,140
Gross profit		32,395			53,108			50,883			32,483
Income (loss) before discontinued operations		1,148			12,178			8,601			(3,173)
Net income (loss)		1,147			12,181			8,602			(3,173)
Net income (loss) attributable to TETRA		681			11,574			7,713			(4,008)
stockholders
Net income (loss) per share before discontinued
operations attributable to TETRA stockholders	$	0.01		$	0.15		$	0.10		$	(0.05)
Net income (loss) per diluted share before discontinued
operations attributable to TETRA stockholders	$	0.01		$	0.15		$	0.10		$	(0.05)

	Three Months Ended 2011
	March 31		June 30		September 30		December 31
	(In Thousands, Except Per Share Amounts)
Total revenues	$	222,545	$	235,114	$	201,434	$	186,182
Gross profit (loss)		26,364		35,813		35,668		(7,335)
Income (loss) before discontinued operations		(2,512)		30,523		1,960		(24,489)
Net income (loss)		(2,515)		30,469		1,954		(24,490)
Net income (loss) attributable to TETRA
stockholders		(2,515)		30,374		1,387		(25,099)
Net income (loss) per share before discontinued
operations attributable to TETRA stockholders	$	(0.03)	$	0.40	$	0.02	$	(0.33)
Net income (loss) per diluted share before discontinued
operations attributable to TETRA stockholders	$	(0.03)	$	0.39	$	0.02	$	(0.33)

Results from operations during the second quarter of 2011 include the impact from gains on sales of oil and gas properties by our Maritech segment. Results from operations during the fourth quarters of 2012 and 2011 include the impact of increased decommissioning liabilities by our Maritech segment.