QUARTERLY DATA (UNAUDITED)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

QUARTERLY DATA (UNAUDITED)

QUARTERLY DATA (UNAUDITED)

	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
	(in thousands except per share amounts)
2015
Revenues	$	732,499		$	936,228		$	893,366		$	713,044
Cost of revenues (1)	546,507			652,688			634,646			522,965
Income from operations (4)	7,302			60,758			93,970			25,549
Other income (expense)	409			(660		)	(139		)	(990		)
Net (loss) income	(7,089		)	10,395			40,228			568
Basic (loss) earnings per share (2)	(0.12		)	0.18			0.69			0.01
Diluted (loss) earnings per share (2)	(0.12		)	0.18			0.69			0.01

	First Quarter		Second Quarter			Third Quarter			Fourth Quarter(3)
	(in thousands except per share amounts)
2014
Revenues	$	846,667	$	858,480		$	851,465		$	845,024
Cost of revenues (1)	625,719		606,950			598,407			610,720
Income (loss) from operations (4)	29,906		67,115			(42,748		)	57,537
Other income (expense)	4,178		(655		)	613			244
Net income (loss)	8,960		28,672			(93,337		)	27,377
Basic earnings (loss) per share (2)	0.15		0.47			(1.55		)	0.46
Diluted earnings (loss) per share (2)	0.15		0.47			(1.55		)	0.46

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(1) Items shown separately on the statements of income consist of (i) accretion of environmental liabilities and (ii) depreciation and amortization.

(2) (Loss) earnings per share are computed independently for each of the quarters presented. Accordingly, the quarterly basic and diluted (loss) earnings per share may not equal the total computed for the year.

(3) In the fourth quarter of 2014 an adjustment was recorded to correct income tax expense that was recorded in the third quarter of 2014 resulting in a benefit of approximately $5.4 million in the fourth quarter.

(4) The second quarter of 2015 results include a $32.0 million goodwill impairment charge in our Oil and Gas Field Services reporting unit and the third quarter of 2014 results include a $123.4 million goodwill impairment charge in our Kleen Performance Products reporting unit.