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Effects of Adopting ASU Topic 842 - Leases (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Effects of Adopting ASU Topic 842 - Leases [Abstract] |  |
Prepaid lease payments for promotional and marketing facility |  | $ 4,000
ASU Topic 842 [Member] |  |
Effects of Adopting ASU Topic 842 - Leases [Abstract] |  |
Operating lease ROU assets | $ 97 | $ 45
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | us-gaap:PrepaidExpenseAndOtherAssetsNoncurrent | us-gaap:PrepaidExpenseAndOtherAssetsNoncurrent
Lease liability | $ 97 | $ 45
Offices [Member] |  |
Effects of Adopting ASU Topic 842 - Leases [Abstract] |  |
Operating lease, expiration date | Oct. 31, 2021 |
Facility Used for Corporate Promotional and Marketing Purposes [Member] |  |
Effects of Adopting ASU Topic 842 - Leases [Abstract] |  |
Operating lease, expiration date | Dec. 31, 2024 |
Current Assets [Member] |  |
Effects of Adopting ASU Topic 842 - Leases [Abstract] |  |
Prepaid lease payments for promotional and marketing facility |  | 385
Noncurrent Assets [Member] | ASU Topic 842 [Member] |  |
Effects of Adopting ASU Topic 842 - Leases [Abstract] |  |
Prepaid lease payments for promotional and marketing facility |  | $ 385

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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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- Definition Amount of lessee's right to use underlying asset under 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 (a) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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- Definition Indicates line item in statement of financial position that includes operating lease right-of-use asset. + 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 + Details
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