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Summary of Significant Accounting Policies (Narrative) (Details) $ in Thousands | Aug. 20, 2018 | Mar. 31, 2019 USD ($)
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Summary Of Significant Accounting Policies [Abstract] |  |
Reverse stock split ratio | 5.5 |
Operating lease right-of-use assets |  | $ 2,057
Operating lease liabilities |  | $ 2,261

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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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