Subsequent Events (Narrative) (Details) - ATM Offering [Member] - USD ($) $ in Thousands	Feb. 13, 2020	Nov. 22, 2019
Warrants issued, value		$ 1,700
Subsequent Event [Member]
Warrants issued, value	$ 2,500
Accrued sales commission	$ 15

Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant