Leases (Tables)

3 Months Ended

Mar. 31, 2022

Leases [Abstract]

Schedule of Lease Expense, Cash Flow, Operating and Finance Lease Assets and Liabilities, Average Lease Term and Average Discount Rate

Lease expense and cash flow for the three months ended March 31, 2022 and 2021 and operating and finance lease assets and liabilities, average lease term and average discount rate as of March 31, 2022 and December 31, 2021 are as follows:

	Three Months Ended
	March 31, 2022			March 31, 2021
(Dollars in thousands)
Lease Expense
Finance lease expense:
Amortization of right-of-use assets	$	314		$	321
Interest on lease liabilities		15			22
Operating lease expense		686			857
Total lease expense	$	1,015		$	1,200
Cash Flow Components
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash outflows from finance leases	$	15		$	22
Operating cash outflows from operating leases		758			932
Financing cash outflows from finance leases		304			288
Right-of-use assets obtained in exchange for finance lease liabilities,      net of terminations and disposals		124			756
Right-of-use assets obtained in exchange for operating lease liabilities,      net of terminations and disposals		171			152
	March 31, 2022			December 31, 2021
(Dollars in thousands, except lease term and discount rate)
Balance Sheet Information
Operating leases:
Other non-current assets	$	10,230		$	10,772
Accrued liabilities	$	(2,308	)	$	(2,371	)
Other non-current liabilities		(8,318	)		(8,860	)
Total operating lease liabilities	$	(10,626	)	$	(11,231	)
Finance leases:
Property, plant and equipment gross	$	6,743		$	6,603
Accumulated depreciation		(4,958	)		(4,644	)
Property, plant and equipment, net	$	1,785		$	1,959
Current portion of long-term debt	$	(947	)	$	(982	)
Long-term debt (less current portion)		(1,494	)		(1,629	)
Total finance lease liabilities	$	(2,441	)	$	(2,611	)
Lease Term and Discount Rates
Weighted-average remaining lease term - finance leases (years)		3.4			3.4
Weighted-average remaining lease term - operating leases (years)		5.0			5.0
Weighted-average discount rate - finance leases		2.8	%		2.8	%
Weighted-average discount rate - operating leases		3.6	%		3.6	%

Schedule of Future Minimum Rental Payments Under Finance and Operating Leases

Future minimum payments under our leases as of March 31, 2022 are as follows:

	Amount
(Dollars in thousands)
Lease Maturities	Finance Leases			Operating Leases
Nine remaining months of 2022	$	947		$	2,066
2023		696			2,484
2024		285			2,227
2025		152			2,080
2026		127			1,951
Thereafter		340			731
Total		2,547			11,539
Less: Imputed interest		(106	)		(913	)
Total lease liabilities, net of interest	$	2,441		$	10,626