Leases (Tables)

9 Months Ended

Sep. 30, 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 and nine months ended September 30, 2022 and 2021 and operating and finance lease assets and liabilities, average lease term and average discount rate as of September 30, 2022 and December 31, 2021 are as follows:

	Three Months Ended				Nine Months Ended
	September 30, 2022		September 30, 2021		September 30, 2022			September 30, 2021
Lease Expense
(Dollars in thousands)
Finance lease expense:
Amortization of right-of-use assets	$	258	$	335	$	831		$	1,006
Interest on lease liabilities		15		20		44			65
Operating lease expense		634		727		1,979			2,375
Total lease expense	$	907	$	1,082	$	2,854		$	3,446
Cash Flow Components
(Dollars in thousands)
Cash paid for amounts included in the measurement of lease      liabilities:
Operating cash outflows from finance leases	$	15	$	20	$	44		$	65
Operating cash outflows from operating leases		641		884		2,110			2,687
Financing cash outflows from finance leases		258		367		805			1,012
Right-of-use assets obtained in exchange for finance lease      liabilities, net of terminations and disposals		519		50		854			885
Right-of-use assets obtained in exchange for operating lease      liabilities, net of terminations and disposals		45		76		277			284
					September 30, 2022			December 31, 2021
Balance Sheet Information
(Dollars in thousands, except lease term and discount rate)
Operating leases:
Other non-current assets					$	8,251		$	10,772
Accrued liabilities					$	(2,010	)	$	(2,371	)
Other non-current liabilities						(6,561	)		(8,860	)
Total operating lease liabilities					$	(8,571	)	$	(11,231	)
Finance leases:
Property, plant and equipment gross					$	7,449		$	6,603
Accumulated depreciation						(5,475	)		(4,644	)
Property, plant and equipment, net					$	1,974		$	1,959
Current portion of long-term debt					$	(916	)	$	(982	)
Long-term debt (less current portion)						(1,485	)		(1,629	)
Total finance lease liabilities					$	(2,401	)	$	(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 September 30, 2022 are as follows:

	Amount
Lease Maturities	Finance Leases			Operating Leases
(Dollars in thousands)
Three remaining months of 2022	$	916		$	814
2023		691			2,293
2024		431			2,038
2025		254			1,893
2026		146			1,758
Thereafter		62			476
Total		2,500			9,272
Less: Imputed interest		(99	)		(701	)
Total lease liabilities, net of interest	$	2,401		$	8,571