Operations by Business Segment (Tables)

9 Months Ended

Sep. 30, 2023

Segment Reporting [Abstract]

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

Segment information reconciled to the condensed consolidated financial statements was as follows:

	Utility		Residential and Commercial		All Other		Reconciling Adjustments			Consolidated
Three Months Ended September 30, 2023
Revenues	$	247,478	$	201,753	$	1,403	$	—		$	450,634
Income (loss) from operations	17,656		24,398		(4,188)		(1,629)		(a)	36,237
Interest expense							(4,751)			(4,751)
Interest income							502			502
Other income (expense), net							(2,890)			(2,890)
Income before income taxes										$	29,098
Segment assets, total	$	372,114	$	368,062	$	—	$	526,377	(b)	$	1,266,553
Three Months Ended October 1, 2022
Revenues	$	217,305	$	180,706	$	934	$	—		$	398,945
Income (loss) from operations	16,790		21,204		(4,033)		(948)		(a)	33,013
Interest expense							(2,164)			(2,164)
Interest income							303			303
Other income (expense), net							(3,371)			(3,371)
Income before income taxes										$	27,781
Segment assets, total	$	331,393	$	305,216	$	—	$	263,362	(b)	$	899,971
Nine Months Ended September 30, 2023
Revenues	$	700,378	$	563,942	$	2,854	$	—		$	1,267,174
Income (loss) from operations	51,197		61,312		(11,439)		(3,875)		(a)	97,195
Interest expense							(13,588)			(13,588)
Interest income							1,329			1,329
Other income (expense), net							(4,365)			(4,365)
Income before income taxes										$	80,571
Segment assets, total	$	372,114	$	368,062	$	—	$	526,377	(b)	$	1,266,553
Nine Months Ended October 1, 2022
Revenues	$	637,900	$	504,064	$	1,584	$	—		$	1,143,548
Income (loss) from operations	49,260		50,759		(14,852)		(5,665)		(a)	79,502
Interest expense							(5,312)			(5,312)
Interest income							489			489
Other income (expense), net							(8,241)			(8,241)
Income before income taxes										$	66,438
Segment assets, total	$	331,393	$	305,216	$	—	$	263,362	(b)	$	899,971

Reconciling adjustments from segment reporting to the condensed consolidated financial statements 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.