Lease (Details 1) $ in Thousands	6 Months Ended
Jun. 30, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabiltiies:
Operating cash outflow from operating leases	$ 336
Weighted-average remaining lease term-finance leases (in years)	2 years 4 months 24 days
Weighted-average remaining lease term-operating leases (in years)	3 years 6 months
Weighted-average discount rate-finance leases	9.10%
Weighted-average discount rate-operating leases	14.40%

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- Definition

Weighted average discount rate for finance lease calculated at point in time.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Term of lessee's finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Weighted average discount rate for operating lease calculated at point in time.

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