Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Contractual Obligation, Fiscal Year Maturity Schedule

Management expects to recover these costs in future customer rates. As of December 31,2018, the future minimum commitments related to these purchase contracts were as follows:

(In thousands)		2019		2020		2021		2022		2023		Thereafter
Coal(a)	$	25,167	$	8,213	$	828	$	-	$	-	$	-
Natural gas
Transportation and storage(b)		21,051		20,853		20,853		20,853		20,853		53,361
Supply(c)		15,423		-		-		-		-		-
Purchase power(d)		27,577		28,082		28,675		15,533		5,641		21,751
Other		6,261		3,007		2,980		2,894		2,825		7
	$	95,479	$	60,155	$	53,336	$	39,280	$	29,319	$	75,119

(a)Total coal commitments for the Columbia and Elm Road Units, including transportation. Fuel procurement for MGE's jointly owned Columbia and Elm Road Units is handled by WPL and WEPCO, respectively, who are the operators of those facilities.

(b)MGE's natural gas transportation and storage contracts require fixed monthly payments for firm supply pipeline transportation and storage capacity. The pricing components of the fixed monthly payments for the transportation and storage contracts are established by FERC but may be subject to change.

(c)These commitments include market-based pricing.

(d)MGE has several purchase power agreements to help meet future electric supply requirements.

Operating Leases, Future Minimum Rental Payments

Future minimum rental payments as ofDecember 31,2018, under agreements classified as operating leases with noncancelable terms in excess of one year are as follows:

(In thousands)		2019		2020		2021		2022		2023		Thereafter
Minimum lease payments	$	1,646	$	1,371	$	1,095	$	989	$	975	$	22,707

Other Commitments

MGE has several other commitments related to various projects. Payments for these commitments are expected to be as follows:

(In thousands)		2019		2020		2021		2022		2023		Thereafter
Other commitments	$	333	$	333	$	333	$	333	$	333	$	3,665