Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information by Segment

The following table presents financial information about our reportable segments:

	Three Months Ended
	March 31,
	2017			2016
(in thousands)
Operating Revenues, Unaffiliated Customers
Regulated Energy segment	$	96,446		$	88,894
Unregulated Energy segment	88,714			57,402
Total operating revenues, unaffiliated customers	$	185,160		$	146,296
Intersegment Revenues (1)
Regulated Energy segment	$	1,208		$	322
Unregulated Energy segment	4,011			113
Other businesses	228			226
Total intersegment revenues	$	5,447		$	661
Operating Income
Regulated Energy segment	$	23,017		$	24,319
Unregulated Energy segment	11,530			11,936
Other businesses and eliminations	129			125
Total operating income	34,676			36,380
Other expense, net	(277		)	(34		)
Interest	2,739			2,650
Income before Income Taxes	31,660			33,696
Income taxes	12,516			13,329
Net Income	$	19,144		$	20,367

⁽¹⁾  All significant intersegment revenues are billed at market rates and have been eliminated from consolidated operating revenues.

(in thousands)	March 31, 2017		December 31, 2016
Identifiable Assets
Regulated Energy segment	$	1,000,265	$	986,752
Unregulated Energy segment	213,078		226,368
Other businesses and eliminations	24,968		16,099
Total identifiable assets	$	1,238,311	$	1,229,219