Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Significant Segment Financial Data

The following tables provide significant segment financial data for the years ended December 31, 2020, 2019 and 2018 (millions):

Year Ended December 31, 2020	Gas			Electric			Non- Regulated		Other			Total
Revenues:
Billed and Unbilled Revenue	$	185.2		$	226.7		$	—	$	—		$	411.9
Rate Adjustment Mechanism Revenue		6.2			0.5			—		—			6.7
Total Operating Revenues		191.4			227.2			—		—			418.6
Interest Income		1.1			1.1			—		0.4			2.6
Interest Expense		14.2			8.7			—		3.5			26.4
Depreciation & Amortization Expense		29.8			23.8			—		0.9			54.5
Income Tax Expense (Benefit)		7.3			4.7			—		(1.8	)		10.2
Segment Profit		19.3			12.9			—		—			32.2
Segment Assets		886.3			571.8			—		19.8			1,477.9
Capital Expenditures		71.1			45.5			—		6.0			122.6
Year Ended December 31, 2019
Revenues:
Billed and Unbilled Revenue	$	212.1		$	223.1		$	—	$	—		$	435.2
Rate Adjustment Mechanism Revenue		(8.7	)		10.8			—		—			2.1
Other Operating Revenue—Non-Regulated		—			—			0.9		—			0.9
Total Operating Revenues		203.4			233.9			0.9		—			438.2
Interest Income		1.2			0.9			0.2		0.6			2.9
Interest Expense		14.4			9.4			—		2.8			26.6
Depreciation & Amortization Expense		28.5			22.6			—		0.9			52.0
Income Tax Expense (Benefit)		7.2			4.2			3.8		(1.4	)		13.8
Segment Profit		19.1			11.5			10.2		3.4			44.2
Segment Assets		823.3			529.3			0.3		17.9			1,370.8
Capital Expenditures		74.0			39.6			—		5.6			119.2
Year Ended December 31, 2018
Revenues:
Billed and Unbilled Revenue	$	210.7		$	228.7		$	—	$	—		$	439.4
Rate Adjustment Mechanism Revenue		5.4			(5.4	)		—		—			—
Other Operating Revenue—Non-Regulated		—			—			4.7		—			4.7
Total Operating Revenues		216.1			223.3			4.7		—			444.1
Interest Income		0.8			0.8			0.2		0.6			2.4
Interest Expense		14.2			9.0			—		3.2			26.4
Depreciation & Amortization Expense		24.9			23.1			0.1		2.3			50.4
Income Tax Expense (Benefit)		7.1			4.2			0.5		(3.4	)		8.4
Segment Profit		18.8			11.4			1.3		1.5			33.0
Segment Assets		764.1			484.2			6.9		43.1			1,298.3
Capital Expenditures		70.8			28.4			—		3.2			102.4