Lease (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Finance lease cost components:
Amortization of finance lease assets	$ 17	$ 18	$ 54	$ 52
Interest on finance lease liabilities	9	14	30	44
Total finance lease costs	26	32	84	96
Operating lease cost components:
Operating lease cost	140	129	425	375
Variable lease cost	27	27	81	81
Short-term lease cost	10	16	12	68
Total operating lease costs	177	172	518	524
Total lease cost	$ 203	$ 204	$ 602	$ 620

No definition available.

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Amount of finance lease costs recognized by lessee for lease contract.

+ References

No definition available.

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- Definition

Amount of interest expense on finance lease liability.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Amount of operating lease expense. Excludes sublease income.

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Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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