Leases (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2020

Dec. 31, 2018

Leases [Abstract]

Lease Revenue

The components of lease revenue at NW Natural were as follows:

	Three Months Ended March 31,
In thousands	2020		2019
Lease revenue
Operating leases	$	28	$	48
Sales-type leases	4,590		60
Total lease revenue	$	4,618	$	108

Lessor, Operating Lease, Payments to be Received, Maturity

Total future minimum lease payments to be received under non-cancellable leases at NW Natural at March 31, 2020 are as follows:

In thousands	Operating		Sales-Type		Total
Remainder of 2020	$	56	$	13,603	$	13,659
2021	49		17,518		17,567
2022	45		17,026		17,071
2023	45		16,557		16,602
2024	45		15,867		15,912
Thereafter	94		266,563		266,657
Total lease revenue	$	334	$	347,134	$	347,468
Less: imputed interest			199,041
Total leases receivable			$	148,093

Lease Expense

The components of lease expense, a portion of which is capitalized, were as follows:

	Three Months Ended March 31,
In thousands	2020		2019
NW Natural:
Operating lease expense	$	1,202	1,142
Short-term lease expense	198		160
Other (NW Holdings):
Operating lease expense	$	52	46
Short-term lease expense	—		—
NW Holdings:
Operating lease expense	$	1,254	1,188
Short-term lease expense	198		160

Operating Lease, Lease Asset and Liabilities

Supplemental balance sheet information related to operating leases as of March 31, 2020 is as follows:

In thousands	March 31,				December 31,
	2020		2019		2019
NW Natural:
Operating lease right of use asset	$	79,383	$	5,903	$	2,760
Operating lease liabilities - current liabilities	$	984	$	4,477	$	1,979
Operating lease liabilities - non-current liabilities	79,052		1,413		772
Total operating lease liabilities	$	80,036	$	5,890	$	2,751
Other (NW Holdings):
Operating lease right of use asset	$	139	$	260	$	190
Operating lease liabilities - current liabilities	$	87	$	179	$	122
Operating lease liabilities - non-current liabilities	53		82		69
Total operating lease liabilities	$	140	$	261	$	191
NW Holdings:
Operating lease right of use asset	$	79,522	$	6,163	$	2,950
Operating lease liabilities - current liabilities	$	1,071	$	4,656	$	2,101
Operating lease liabilities - non-current liabilities	79,105		1,495		841
Total operating lease liabilities	$	80,176	$	6,151	$	2,942

Operating Lease, Weighted Average Remaining Term and Discount Rates [Table Text Block]

The weighted-average remaining lease terms and weighted-average discount rates for the operating leases at NW Natural were as follows:

In thousands	March 31,				December 31,
	2020		2019		2019
Weighted-average remaining lease term (years)	19.7		1.3		1.0
Weighted-average discount rate	7.20	%	3.79	%	3.98	%

Lessee, Operating Lease, Liability, Maturity

Maturities of operating lease liabilities at March 31, 2020 were as follows:

In thousands	NW Natural		Other (NW Holdings)		NW Holdings
Remainder of 2020	$	3,117	$	74	$	3,191
2021	6,726		52		6,778
2022	6,848		18		6,866
2023	6,983		—		6,983
2024	7,146		—		7,146
Thereafter	130,935		—		130,935
Total lease payments	161,755		144		161,899
Less: imputed interest	81,719		4		81,723
Total lease obligations	80,036		140		80,176
Less: current obligations	984		87		1,071
Long-term lease obligations	$	79,052	$	53	$	79,105

Lessee, Leases, Supplemental Cash Flow Information

Cash Flow Information

Supplemental cash flow information related to leases was as follows:

	Three Months Ended March 31,
In thousands	2020		2019
NW Natural:
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	1,196	$	1,091
Finance cash flows from finance leases	155		—
Right of use assets obtained in exchange for lease obligations
Operating leases	$	77,988	$	6,987
Finance leases	233		—
Other (NW Holdings):
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	52	$	43
Right of use assets obtained in exchange for lease obligations
Operating leases	$	—	$	304
NW Holdings:
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	1,248	$	1,134
Finance cash flows from finance leases	155		—
Right of use assets obtained in exchange for lease obligations
Operating leases	$	77,988	$	7,291
Finance leases	233		—