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Leases (Tables)

12 Months Ended

Dec. 31, 2019

The components of lease expense were as follows for the year ended December 31, 2019 (dollars in thousands):



	2019
Operating lease cost:
Fixed lease cost (Other operating expenses)	$	4,425
Variable lease cost (Other operating expenses)	988
Total operating lease cost	$	5,413

Finance lease cost:
Amortization of ROU asset (Depreciation and amortization)	$	3,641
Interest on lease liabilities (Interest expense)	2,795
Total finance lease cost	$	6,436

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

Supplemental cash flow information related to leases was as follows for the year ended December 31, 2019 (dollars in thousands):



	2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash outflows:
Operating lease payments	$	4,375
Interest on finance lease	2,795
Total operating cash outflows	$	7,170

Finance cash outflows:
Principal payments on finance lease	$	2,660

Supplemental Balance Sheet Information Leases [Table Text Block]

Supplemental balance sheet information related to leases was as follows for December 31, 2019 (dollars in thousands):



	December 31,
	2019
Operating Leases
Operating lease ROU assets (Other property and investments-net and other non-current assets)	$	69,746

Other current liabilities	$	4,128
Other non-current liabilities and deferred credits	65,565
Total operating lease liabilities	$	69,693

Finance Leases
Finance lease ROU assets (Other property and investments-net and other non-current assets) (a)	$	50,980

Other current liabilities (b)	$	2,800
Other non-current liabilities and deferred credits (b)	51,750
Total finance lease liabilities	$	54,550

Weighted Average Remaining Lease Term
Operating leases	26.60 years
Finance leases	8.27 years

Weighted Average Discount Rate
Operating leases	3.82		%
Finance leases	4.88		%

(a)

At December 31, 2018, the finance lease ROU assets were included in "Net utility property" on the Consolidated Balance Sheet. Due to the adoption of ASC 842 on January 1, 2019, the Company has reclassified these amounts to "Other property and investments-net and other non-current assets" on the Consolidated Balance Sheet such that their presentation as of December 31, 2019 is consistent with operating leases.

(b)

At December 31, 2018, the finance lease liabilities were included in "Current portion of long-term debt" and "Long-term debt and capital leases" on the Consolidated Balance Sheet. Due to the adoption of ASC 842 on January 1, 2019, the Company has reclassified these amounts to "Other current liabilities" and "Other non-current liabilities and deferred credits" on the Consolidated Balance Sheet such that their presentation as of December 31, 2019 is consistent with operating leases.

Finance Lease, Liability, Maturity [Table Text Block]

Maturities of lease liabilities (including principal and interest) were as follows as of December 31, 2019 (dollars in thousands):



	Operating Leases			Finance Leases
2020	$	4,372		$	5,462
2021	4,375			5,457
2022	4,383			5,460
2023	4,399			5,456
2024	4,411			5,459
Thereafter	91,654			49,115
Total lease payments	$	113,594		$	76,409
Less: imputed interest	(43,901		)	(21,859		)
Total	$	69,693		$	54,550

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Maturities of lease liabilities (including principal and interest) were as follows as of December 31, 2019 (dollars in thousands):



	Operating Leases			Finance Leases
2020	$	4,372		$	5,462
2021	4,375			5,457
2022	4,383			5,460
2023	4,399			5,456
2024	4,411			5,459
Thereafter	91,654			49,115
Total lease payments	$	113,594		$	76,409
Less: imputed interest	(43,901		)	(21,859		)
Total	$	69,693		$	54,550

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Future minimum lease payments (including principal and interest) under Topic 840 as of December 31, 2018 (dollars in thousands):



	Operating Leases		Finance Leases
2019	$	4,995	$	5,455
2020	4,876		5,462
2021	4,859		5,457
2022	4,782		5,460
2023	4,780		5,456
Thereafter	102,389		54,574
Total lease payments	$	126,681	$	81,864
Less: imputed interest	—		(24,654		)
Total	$	126,681	$	57,210

Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]

Future minimum lease payments (including principal and interest) under Topic 840 as of December 31, 2018 (dollars in thousands):



	Operating Leases		Finance Leases
2019	$	4,995	$	5,455
2020	4,876		5,462
2021	4,859		5,457
2022	4,782		5,460
2023	4,780		5,456
Thereafter	102,389		54,574
Total lease payments	$	126,681	$	81,864
Less: imputed interest	—		(24,654		)
Total	$	126,681	$	57,210