Commitments (Tables)

12 Months Ended

Dec. 31, 2020

Future minimum lease commitments at December 31, 2020 were as follows (in thousands):

	Operating Leases			Finance Leases
2021	$	752		$	2,097
2022		592			2,149
2023		373			2,202
2024		27			2,258
2025		—			2,314
After 2025		—			8,344
Total minimum lease payments		1,744			19,364
Less imputed interest		(126	)		(3,724	)
Net present value of minimum lease payments		1,618			15,640
Less current portion		(677	)		(1,339	)
Long-term lease obligations at December 31, 2020	$	941		$	14,301

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

	Year Ended December 31,
	2020		2019
Operating lease cost	$	724	$	597
Short-term lease cost (1)		93		147
Finance lease cost
Amortization of finance lease assets		1,221		1,221
Interest on finance lease liabilities		822		881
Total finance lease cost		2,043		2,102
Total lease costs	$	2,860	$	2,846

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

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

	Year Ended December 31,
	2020		2019
Cash paid for amounts included in the measurement of lease liabilities:
Cash flows from operating activities - operating leases	$	745	$	604
Cash flows from operating activities - finance leases	$	820	$	880
Cash flows from financing activities - finance leases	$	1,225	$	1,115
Operating lease ROU assets obtained in exchange for operating lease liabilities	$	613	$	488