Leasing Arrangements (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease, Cost

The components of operating and finance lease cost for 2021 and 2020 were as follows:

(Thousands)	2021		2020
Components of lease expense
Operating lease cost	$	11,825	$	10,602
Finance lease cost
Amortization of right-of-use assets	1,989		1,324
Interest on lease liabilities	1,009		1,021
Total lease cost	$	14,823	$	12,947

Schedule of Supplemental Balance Sheet Information Related to Leases

Supplemental balance sheet information related to the Company's operating and finance leases as of December 31, 2021 and 2020 is as follows:

(Thousands, except lease term and discount rate)	2021		2020
Supplemental balance sheet information
Operating Leases
Operating lease right-of-use assets	$	63,096	$	62,089
Other liabilities and accrued items	7,906		6,908
Operating lease liabilities	57,099		56,761
Finance Leases
Property, plant, and equipment	$	32,865	$	34,301
Allowances for depreciation, depletion, and amortization	(6,193)		(4,914)
Finance lease assets, net	$	26,672	$	29,387
Other liabilities and accrued items	$	2,800	$	2,925
Finance lease liabilities	16,327		20,539
Total principal payable on finance leases	$	19,127	$	23,464
Weighted Average Remaining Lease Term
Operating leases	11.47		12.72
Finance leases	16.96		16.59
Weighted Average Discount Rate
Operating leases	6.19%		6.46%
Finance leases	4.99%		4.88%

Future estimated minimum payments under capital leases and non-cancelable operating leases

Future maturities of the Company's lease liabilities as of December 31, 2021 are as follows:

	Finance		Operating
(Thousands)	Leases		Leases
2022	$	3,644	$	11,551
2023	2,384		10,970
2024	1,466		8,785
2025	1,311		7,909
2026	1,285		6,500
2027 and thereafter	18,980		47,129
Total lease payments	29,070		92,844
Less amount of lease payment representing interest	9,943		27,839
Total present value of lease payments	$	19,127	$	65,005

Schedule Of Supplemental Cash Flow Information Related To Leases

Supplemental cash flow information related to leases was as follows:

(Thousands)	2021		2020
Supplemental cash flow information
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	17,580	$	16,216
Operating cash flows from finance leases	1,009		1,021
Financing cash flows from finance leases	2,819		2,213
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	9,191		43,037
Finance leases	—		6,736