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Annual report pursuant to Section 13 and 15(d)

Convertible Notes, Senior Secured Term Loans and Revolving Credit Facility (Senior Secured Term Loan) (Details)

v3.19.2
Convertible Notes, Senior Secured Term Loans and Revolving Credit Facility (Senior Secured Term Loan) (Details) - USD ($)
1 Months Ended 12 Months Ended
Mar. 06, 2019
Apr. 23, 2018
Dec. 31, 2017
Jul. 25, 2017
Apr. 30, 2019
Apr. 30, 2018
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Proceeds from term loan Ìý Ìý Ìý Ìý $ 7,500,000
Fair value of warrants issued as part of senior secured loan Ìý Ìý Ìý Ìý 255,071 Ìý
Proceeds from shares issued Ìý Ìý Ìý Ìý 23,023,000
Warrants issued as part of senior secured term loans Ìý Ìý Ìý Ìý 360,516 478,428
Closing costs of senior secured loans Ìý Ìý Ìý Ìý $ (33,693)
Warrant [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Warrants granted Ìý Ìý Ìý Ìý 342,049 Ìý
Secured Debt [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Repayment of debt Ìý Ìý Ìý Ìý Ìý 7,500,000
Proceeds from shares issued Ìý Ìý Ìý Ìý Ìý $ 23,023,000
Secured Debt [Member] | Runway Growth Credit Fund [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Debt instrument, face amount Ìý Ìý Ìý $ 10,000,000 Ìý Ìý
LIBOR interest rate Ìý Ìý Ìý 10.00% Ìý Ìý
Proceeds from term loan Ìý Ìý $ 2,500,000 $ 5,000,000 Ìý Ìý
Debt term Ìý Ìý Ìý 4 years Ìý Ìý
Origination fee Ìý Ìý Ìý Company paid a 0.25% origination fee on the initial $5 million draw and paid another 0.25% origination fee upon the second $2.5 million draw Ìý Ìý
Repayment of debt Ìý $ 7,500,000 Ìý Ìý Ìý Ìý
Closing fees Ìý $ 600,000 Ìý Ìý Ìý Ìý
Secured Debt [Member] | Runway Growth Credit Fund [Member] | Warrant [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Term of award Ìý Ìý Ìý 5 years Ìý Ìý
Warrants granted Ìý Ìý Ìý 224,174 Ìý Ìý
Warrants granted, exercise price Ìý Ìý Ìý $ 6.87 Ìý Ìý
Warrant [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Warrants granted Ìý Ìý Ìý Ìý Ìý 398,526
Loan Agreements [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Debt term 5 years Ìý Ìý Ìý Ìý Ìý
Warrants granted, exercise price $ 6.00 Ìý Ìý Ìý Ìý Ìý
Shares issued for convertible debt 100,000 Ìý Ìý Ìý Ìý Ìý
Loan Agreements [Member] | Leon and Toby Cooperman Family Foundation [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Proceeds from term loan $ 5,000,000 Ìý Ìý Ìý Ìý Ìý
Maturity date Sep. 06, 2020 Ìý Ìý Ìý Ìý Ìý
Interest rate 12.00% Ìý Ìý Ìý Ìý Ìý
Proceeds from shares issued $ 10,000,000 Ìý Ìý Ìý Ìý Ìý
One-time extension fee 1.00% Ìý Ìý Ìý Ìý Ìý
Loan Agreements [Member] | Warrant [Member] Ìý Ìý Ìý Ìý Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Warrants issued as part of senior secured term loans $ 360,516 Ìý Ìý Ìý Ìý Ìý
Closing costs of senior secured loans $ 33,693 Ìý Ìý Ìý Ìý Ìý