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v3.19.3.a.u2

Outstanding Debt - Summary of Various Notes Issued (Details) - USD ($) $ / shares in Units, $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 | Dec. 31, 2018
Debt Instrument [Line Items] |  |
Principal |  | $ 4.5
Unamortized discount |  | (2.5)
Carrying value |  | $ 2.0
December 4, 2018 [Member] |  |
Debt Instrument [Line Items] |  |
Maturity date | Dec. 04, 2018 | Dec. 04, 2018
Interest rate |  | 8.00%
Conversion price |  | $ 1,225
Principal |  | $ 1.7
Carrying value |  | $ 1.7
March 1, 2019 [Member] |  |
Debt Instrument [Line Items] |  |
Maturity date | Mar. 01, 2019 | Mar. 01, 2019
Interest rate |  | 8.00%
Conversion price |  | $ 1,225
Principal |  | $ 0.6
Unamortized discount |  | (0.5)
Carrying value |  | $ 0.1
March 21, 2019 [Member] |  |
Debt Instrument [Line Items] |  |
Maturity date | Mar. 21, 2019 | Mar. 21, 2019
Interest rate |  | 8.00%
Conversion price |  | $ 1,225
Principal |  | $ 0.4
Unamortized discount |  | (0.2)
Carrying value |  | $ 0.2
December 4, 2019 [Member] |  |
Debt Instrument [Line Items] |  |
Maturity date | Dec. 04, 2019 | Dec. 04, 2019
Interest rate |  | 8.00%
Conversion price |  | $ 1,225
Principal |  | $ 0.9
Unamortized discount |  | $ (0.9)
March 1, 2020 [Member] |  |
Debt Instrument [Line Items] |  |
Maturity date | Mar. 01, 2020 | Mar. 01, 2020
Interest rate |  | 8.00%
Conversion price |  | $ 1,225
Principal |  | $ 0.8
Unamortized discount |  | $ (0.8)
March 21, 2020 [Member] |  |
Debt Instrument [Line Items] |  |
Maturity date | Mar. 21, 2020 | Mar. 21, 2020
Interest rate |  | 8.00%
Conversion price |  | $ 1,225
Principal |  | $ 0.1
Unamortized discount |  | $ (0.1)
Long Term Convertible Notes Payable [Member] | 8.0% July 2019 Notes [Member] |  |
Debt Instrument [Line Items] |  |
Interest rate | 8.00% |
Conversion price | $ 1,500 |
Principal | $ 2.0 |

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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(13)) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 + Details
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