Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease, Cost

The weighted average remaining lease terms and discount rates were as follows:

	Years Ended December 31,
	2021		2020
Weighted average remaining lease term (in years):
Finance leases	7.3 years		8.3 years
Operating leases	1.7 years		2.5 years
Weighted average discount rate:
Finance leases	5.04	%	5.04	%
Operating leases	5.75	%	5.75	%

The components of lease expense were as follows (in thousands):

	Years Ended December 31,
	2021		2020
Operating lease cost	$	713	$	724
Short-term lease cost (1)	13		93
Finance lease cost
Amortization of finance lease assets	1,221		1,221
Interest on finance lease liabilities	758		822
Total finance lease cost	1,979		2,043
Total lease costs	$	2,705	$	2,860

(1)Leases that have terms of 12 months or less.

Supplemental cash flow information related to leases was as follows (in thousands):

	Years Ended December 31,
	2021		2020
Cash paid for amounts included in the measurement of lease liabilities:
Cash flows from operating activities - operating leases	$	768	$	745
Cash flows from operating activities - finance leases	$	758	$	820
Cash flows from financing activities - finance leases	$	1,339	$	1,225

Lessee, Operating Lease, Liability, Maturity

Future minimum lease commitments at December 31, 2021 were as follows (in thousands):

	Operating Leases		Finance Leases
2022	$	602	$	2,149
2023	373		2,202
2024	28		2,258
2025	—		2,314
2026	—		2,372
After 2026	—		5,972
Total minimum lease payments	1,003		17,267
Less imputed interest	(51)		(2,966)
Net present value of minimum lease payments	952		14,301
Less current portion	(564)		(1,461)
Long-term lease obligations at December 31, 2021	$	388	$	12,840

Finance Lease, Liability, Fiscal Year Maturity

Future minimum lease commitments at December 31, 2021 were as follows (in thousands):

	Operating Leases		Finance Leases
2022	$	602	$	2,149
2023	373		2,202
2024	28		2,258
2025	—		2,314
2026	—		2,372
After 2026	—		5,972
Total minimum lease payments	1,003		17,267
Less imputed interest	(51)		(2,966)
Net present value of minimum lease payments	952		14,301
Less current portion	(564)		(1,461)
Long-term lease obligations at December 31, 2021	$	388	$	12,840