Segment Information (Tables)

12 Months Ended

Dec. 31, 2018

Significant Segment Financial Data

The following table provides significant segment financial data for the years ended December 31, 2018, 2017 and 2016 (millions):

Year Ended December 31, 2018	Gas		Electric			Non- Regulated		Other			Total
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
Year Ended December 31, 2017
Revenues	$	194.0	$	206.2		$	6.0	$	—		$	406.2
Interest Income		0.7		1.0			0.1		0.6			2.4
Interest Expense		13.7		8.8			—		3.0			25.5
Depreciation & Amortization Expense		22.4		23.4			0.1		1.0			46.9
Income Tax Expense (Benefit)		10.7		7.5			0.7		(1.4	)		17.5
Segment Profit		16.4		11.9			1.2		(0.5	)		29.0
Segment Assets		714.3		476.9			6.7		44.0			1,241.9
Capital Expenditures		72.1		33.7			—		13.5			119.3
Year Ended December 31, 2016
Revenues	$	181.2	$	196.1		$	6.1	$	—		$	383.4
Interest Income		0.2		0.7			0.1		0.2			1.2
Interest Expense		13.3		8.3			—		2.1			23.7
Depreciation & Amortization Expense		21.9		23.8			0.1		0.8			46.6
Income Tax Expense (Benefit)		9.2		6.6			0.8		(1.2	)		15.4
Segment Profit		14.5		11.1			1.1		0.4			27.1
Segment Assets		645.2		441.1			6.8		35.1			1,128.2
Capital Expenditures		57.0		30.1			—		11.0			98.1