Segment Information (Tables)

6 Months Ended

Jun. 15, 2013

SEGMENT INFORMATION [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Operating segment results for the second fiscal quarters and first halves ended June 15, 2013, and June 16, 2012 were as follows (in thousands):

Second Quarter Ended,
June 15, 2013
		Environmental Services		Oil Business			Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	2,853	$	26,053		$	—	$	28,906
	Service revenues	32,980		1,664					34,644
Total revenues		$	35,833	$	27,717		$	—	$	63,550
Operating expenses
	Operating costs	24,792		27,409			—		52,201
	Operating depreciation and amortization	1,079		824			—		1,903
Profit (loss) before corporate selling, general, and administrative expenses		$	9,962	$	(516	)	$	—	$	9,446
Selling, general, and administrative expenses							7,049		7,049
Depreciation and amortization from SG&A							260		260
Total selling, general, and administrative expenses							$	7,309	$	7,309
Other expense - net							101		101
Operating Income									2,036
Interest expense – net							107		107
Income before taxes									$	1,929

Second Quarter Ended,
June 16, 2012
		Environmental Services		Oil Business		Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	2,832	$	29,109	$	—	$	31,941
	Service revenues	29,215		1,115				30,330
Total revenues		$	32,047	$	30,224	$	—	$	62,271
Operating expenses
	Operating costs	23,769		28,139		—		51,908
	Operating depreciation and amortization	1,079		688		—		1,767
Profit before corporate selling, general, and administrative expenses		$	7,199	$	1,397	$	—	$	8,596
Selling, general, and administrative expenses						6,237		6,237
Depreciation and amortization from SG&A						144		144
Total selling, general, and administrative expenses						$	6,381	$	6,381
Other income - net						(2)		(2)
Operating income								2,217
Interest expense – net						146		146
Income before income taxes								$	2,071

First Half Ended,
June 15, 2013
		Environmental Services		Oil Business			Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	5,523	$	49,941		$	—	$	55,464
	Service revenues	65,101		2,992					68,093
Total revenues		$	70,624	$	52,933		$	—	$	123,557
Operating expenses
	Operating costs	50,340		54,147			—		104,487
	Operating depreciation and amortization	2,160		1,438			—		3,598
Profit (loss) before corporate selling, general, and administrative expenses		$	18,124	$	(2,652	)	$	—	$	15,472
Selling, general, and administrative expenses							13,640		13,640
Depreciation and amortization from SG&A							424		424
Total selling, general, and administrative expenses							$	14,064	$	14,064
Other expense - net							93		93
Operating income									1,315
Interest expense – net							213		213
Income before taxes									$	1,102

First Half Ended,
June 16, 2012
		Environmental Services		Oil Business		Corporate and Eliminations		Consolidated
Revenues
	Product revenues	$	5,175	$	47,982	$	—	$	53,157
	Service revenues	57,385		2,238				59,623
Total revenues		$	62,560	$	50,220	$	—	$	112,780
Operating expenses
	Operating costs	48,068		46,177		—		94,245
	Operating depreciation and amortization	2,111		1,291		—		3,402
Profit before corporate selling, general, and administrative expenses		$	12,381	$	2,752	$	—	$	15,133
Selling, general, and administrative expenses						11,994		11,994
Depreciation and amortization from SG&A						281		281
Total selling, general, and administrative expenses						$	12,275	$	12,275
Other income - net						(2)		(2)
Operating income								2,860
Interest expense – net						333		333
Income before income taxes								$	2,527

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

Total assets by segment as of June 15, 2013 and December 29, 2012 were as follows (in thousands):

			June 15, 2013		December 29, 2012
Total Assets:
	Environmental Services		$	64,019	$	57,092
	Oil Business		93,017		87,222
	Unallocated Corporate Assets		47,519		54,797
		Total	$	204,555	$	199,111