Commitments and Contingencies (Schedule of Future Minimum Payments) (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Stock-Based Compensation [Abstract]
Operating lease liability, current, 2019	$ 332
Future interest, 2019	18
Future Lease payments, 2019	350
Operating lease liability, current, 2020	345
Future interest, 2020	5
Future Lease payments, 2020	350
Operating lease liability, current, Total	$ 677
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Liabilities Current
Future interest, Total	$ 23
Future Lease payments, Total	$ 700

Lessee, Operating Lease, Liability, Undiscounted Excess Amount, Due in Year Two

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- Definition

Lessee, Operating Lease, Liability, Undiscounted Excess Amount, Remainder of Fiscal Year

+ References

No definition available.

+ Details

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- Definition

Operating Lease Liability, Current, Payments, Due Year Two.

+ References

No definition available.

+ Details

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- Definition

Operating Lease Liability Current, Payments, Remainder of Fiscal Year.

+ References

No definition available.

+ Details

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- References

No definition available.

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- Definition

Amount of lessee's undiscounted obligation for lease payments for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payments for operating lease, due in second fiscal year following latest fiscal year.

+ References

+ Details

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- Definition

Amount of lessee's undiscounted obligation for lease payments for operating lease having an initial or remaining lease term in excess of one year due in remainder of fiscal year following latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

+ References

+ Details

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

+ 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

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- Definition

Indicates line item in statement of financial position that includes operating lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918631-209977

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