Segment Information (Tables)

8 Months Ended

Sep. 10, 2016

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Operating segment results for the third quarters and first three quarters ended September 10, 2016, and September 12, 2015 were as follows:

Third Quarter Ended,
September 10, 2016
	(Thousands)	Environmental Services		Oil Business		Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	4,691	$	22,491	$	—	$	27,182
	Service revenues	46,591		8,099		—		54,690
Total revenues		$	51,282	$	30,590	$	—	$	81,872
Operating expenses
	Operating costs	34,456		27,239		—		61,695
	Operating depreciation and amortization	1,742		1,618		—		3,360
Profit before corporate selling, general, and administrative expenses		$	15,084	$	1,733	$	—	$	16,817
Selling, general, and administrative expenses						10,726		10,726
Depreciation and amortization from SG&A						836		836
Total selling, general, and administrative expenses						$	11,562	$	11,562
Other expense - net						1,439		1,439
Operating income								3,816
Interest expense – net						463		463
Income before income taxes								$	3,353

Third Quarter Ended,
September 12, 2015
	(Thousands)	Environmental Services		Oil Business		Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	4,923	$	27,965	$	—	$	32,888
	Service revenues	47,199		2,598		—		49,797
Total revenues		$	52,122	$	30,563	$	—	$	82,685
Operating expenses
	Operating costs	35,532		27,967		—		63,499
	Operating depreciation and amortization	1,647		1,949		—		3,596
Profit before corporate selling, general, and administrative expenses		$	14,943	$	647	$	—	$	15,590
Selling, general, and administrative expenses						9,872		9,872
Depreciation and amortization from SG&A						823		823
Total selling, general, and administrative expenses						$	10,695	$	10,695
Other expense - net						99		99
Operating income								4,796
Interest expense – net						404		404
Income before income taxes								$	4,392

First Three Quarters Ended,
September 10, 2016
	(Thousands)	Environmental Services		Oil Business			Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	14,826	$	60,756		$	—	$	75,582
	Service revenues	141,254		24,041			$	—	165,295
Total revenues		$	156,080	$	84,797		$	—	$	240,877
Operating expenses
	Operating costs	106,892		80,762			—		187,654
	Operating depreciation and amortization	5,166		4,789			—		9,955
Profit (loss) before corporate selling, general, and administrative expenses		$	44,022	$	(754	)	$	—	$	43,268
Selling, general, and administrative expenses							34,455		34,455
Depreciation and amortization from SG&A							2,487		2,487
Total selling, general, and administrative expenses							$	36,942	$	36,942
Other expense - net							1,238		1,238
Operating income									5,088
Interest expense – net							1,432		1,432
Income before income taxes									$	3,656

First Three Quarters Ended,
September 12, 2015
	(Thousands)	Environmental Services		Oil Business			Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	15,634	$	83,875		$	—	$	99,509
	Service revenues	142,344		7,810			—		150,154
Total revenues		$	157,978	$	91,685		$	—	$	249,663
Operating expenses
	Operating costs	109,836		87,740			—		197,576
	Operating depreciation and amortization	5,045		5,653			—		10,698
Profit (loss) before corporate selling, general, and administrative expenses		$	43,097	$	(1,708	)	$	—	$	41,389
Selling, general, and administrative expenses							31,553		31,553
Depreciation and amortization from SG&A							2,352		2,352
Total selling, general, and administrative expenses							$	33,905	$	33,905
Other (income) - net							(153)		(153)
Operating income									7,637
Interest expense – net							1,366		1,366
Income before income taxes									$	6,271

Reconciliation of Assets from Segment to Consolidated

Total assets by segment as of September 10, 2016 and January 2, 2016 were as follows:

(Thousands)			September 10, 2016		January 2, 2016
Total Assets:
	Environmental Services		$	130,384	$	133,718
	Oil Business		137,377		132,556
	Unallocated Corporate Assets		43,635		35,574
		Total	$	311,396	$	301,848