Operations by Business Segment (Tables)

9 Months Ended

Oct. 03, 2015

Segment Reporting [Abstract]

Schedule of segment reporting information, by segment [Table Text Block]

Segment information reconciled to consolidated external reporting information follows:

L. Operations by Business Segment (continued)

	Utility		Residential and Commercial		All Other			Reconciling Adjustments				Consolidated
Three Months Ended October 3, 2015
Revenues	$	114,884	$	109,108	$	989		$	—			$	224,981
Income (loss) from operations	6,267		13,513		(1,378		)	(2,225		)	(a)	16,177
Interest expense								(827		)		(827		)
Interest income								85				85
Other income (expense), net								(2,068		)		(2,068		)
Income before income taxes												$	13,367
Segment assets, total	$	164,841	$	163,935	$	—		$	84,340		(b)	$	413,116
Three Months Ended September 27, 2014
Revenues	$	108,096	$	107,671	$	837		$	—			$	216,604
Income (loss) from operations	5,725		13,421		(514		)	(1,488		)	(a)	17,144
Interest expense								(676		)		(676		)
Interest income								56				56
Other income (expense), net								(1,112		)		(1,112		)
Income before income taxes												$	15,412
Segment assets, total	$	155,231	$	156,685	$	—		$	74,680		(b)	$	386,596
Nine Months Ended October 3, 2015
Revenues	$	323,804	$	298,200	$	2,042		$	—			$	624,046
Income (loss) from operations	17,630		32,336		(4,916		)	(5,062		)	(a)	39,988
Interest expense								(2,517		)		(2,517		)
Interest income								207				207
Other income (expense), net								(3,776		)		(3,776		)
Income before income taxes												$	33,902
Segment assets, total	$	164,841	$	163,935	$	—		$	84,340		(b)	$	413,116
Nine Months Ended September 27, 2014
Revenues	$	296,230	$	288,990	$	1,954		$	—			$	587,174
Income (loss) from operations	14,450		29,318		(4,121		)	(3,413		)	(a)	36,234
Interest expense								(2,101		)		(2,101		)
Interest income								201				201
Other income (expense), net								(2,417		)		(2,417		)
Income before income taxes												$	31,917
Segment assets, total	$	155,231	$	156,685	$	—		$	74,680		(b)	$	386,596

Reconciling adjustments from segment reporting to consolidated external financial reporting include unallocated corporate items:

(a) Reclassification of depreciation expense and allocation of corporate expenses.

(b) Corporate assets include cash, prepaid expenses, corporate facilities, enterprise-wide information systems and other nonoperating assets.