Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2018

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments

Long-term debt outstanding at December 31 was as follows (in thousands):

		Interest Rate at		Balance Outstanding
	Due Date	December 31, 2018		December 31, 2018		December 31, 2017
First Mortgage Bonds due 2032	August 15, 2032	7.23	%	75,000		75,000
First Mortgage Bonds due 2039	November 1, 2039	6.13	%	180,000		180,000
First Mortgage Bonds due 2044	October 20, 2044	4.43	%	85,000		85,000
Less unamortized debt discount				(86	)	(90	)
Series 94A Debt (a)	June 1, 2024	1.93	%	2,855		2,855
Less unamortized deferred financing costs				(2,734	)	(2,870	)
Long-term Debt				340,035		339,895

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(a) Variable interest rate at December 31, 2018.

Schedule of Maturities of Long-term Debt

Scheduled maturities of our outstanding long-term debt (excluding unamortized discounts and unamortized deferred financing costs) are as follows (in thousands):

2019	$	—
2020	$	—
2021	$	—
2022	$	—
2023	$	—
Thereafter	$	342,855