Leases (Tables)

6 Months Ended

Jun. 30, 2020

Leases [Abstract]

Lease, Cost

The following table provides details of our lease contracts for the three-month and six-month periods ended June 30, 2020 and 2019 (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Operating lease cost	$	8,473	$	8,381	$	17,213	$	17,802
Finance lease cost:
Amortization of right of use assets	153		136		307		314
Interest on lease liabilities	630		32		1,280		65
Total finance lease cost	783		168		1,587		379
Short-term lease cost	3,514		1,869		6,397		3,835
Variable lease cost	2,084		1,432		4,032		2,518
Total lease cost	$	14,854	$	11,850	$	29,229	$	24,534

Supplemental cash flow information related to our lease contracts for the six-month periods ended June 30, 2020 and 2019 is as follows (in thousands):

	Six Months Ended June 30,
	2020		2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	18,664	$	15,775
Operating cash flows from finance leases	749		65
Financing cash flows from finance leases	344		341
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	17,197		526

Supplemental Balance Sheet Information related to Leases

Supplemental balance sheet information related to our lease contracts, including the location on balance sheet, at June 30, 2020 and December 31, 2019 is as follows (in thousands, except as noted):

	June 30, 2020			December 31, 2019
Operating leases:
Other assets	$	136,210		$	133,864
Current operating lease liability	21,808			23,137
Other noncurrent liabilities	116,249			114,686
Total operating lease liabilities	138,057			137,823
Finance leases:
Net property, plant and equipment	58,972			59,494
Current portion of long-term debt	592			636
Long-term debt	58,620			58,888
Total finance lease liabilities	59,212			59,524
Weighted average remaining lease term (in years):
Operating leases	15.9			11.4
Finance leases	28.0			28.3
Weighted average discount rate (%):
Operating leases	4.08		%	3.84		%
Finance leases	4.57		%	4.56		%

Lessee, Operating Lease, Liability, Maturity

Maturities of lease liabilities as of June 30, 2020 were as follows (in thousands):

	Operating Leases		Finance Leases
Remainder of 2020	$	16,273	$	1,092
2021	18,834		2,139
2022	14,675		4,420
2023	13,237		4,420
2024	12,289		4,420
Thereafter	149,131		94,335
Total lease payments	224,439		110,826
Less imputed interest	86,382		51,614
Total	$	138,057	$	59,212

Finance Lease, Liability, Maturity

Maturities of lease liabilities as of June 30, 2020 were as follows (in thousands):

	Operating Leases		Finance Leases
Remainder of 2020	$	16,273	$	1,092
2021	18,834		2,139
2022	14,675		4,420
2023	13,237		4,420
2024	12,289		4,420
Thereafter	149,131		94,335
Total lease payments	224,439		110,826
Less imputed interest	86,382		51,614
Total	$	138,057	$	59,212