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Notes Payable - Additional Information (Details) - USD ($)				1 Months Ended					6 Months Ended
	May 07, 2020	Feb. 18, 2018	Feb. 17, 2018	Feb. 29, 2020	Aug. 31, 2019	Feb. 28, 2019	Oct. 31, 2018	Mar. 31, 2016	Jun. 30, 2020
Debt Instrument [Line Items]
Stated interest rate									8.00%
Senior Secured Convertible Notes due August 15 2018
Debt Instrument [Line Items]
Stated interest rate							8.00%	10.00%
Principal amount								$ 8,000,000
Redemption purchase price		100.00%	120.00%
Minimum ownership percentage triggering event for redemption of notes								40.00%
Maximum amount of indebtedness subordinated by security interest and cash payment rights under debt instruments								$ 5,000,000
Payment on principle amount of note							$ 7,400,000
Senior Secured Convertible Notes due August 15 2018 | Maximum
Debt Instrument [Line Items]
Period for outstanding balance of accounts receivable has not recorded an allowance for doubtful accounts								90 days
Senior Secured Convertible Notes due August 15 2018 | Minimum
Debt Instrument [Line Items]
Percentage of beneficial ownership if effective upon conversion date of debt instrument								19.90%
Senior Secured Convertible Notes due August 15, 2023
Debt Instrument [Line Items]
Conversion price							$ 11.434	$ 170.00
Outstanding Notes payable									$ 3,000,000
Interest Note
Debt Instrument [Line Items]
Conversion price									$ 11.434
Semi-annual interest payments				$ 112,000	$ 109,000	$ 78,000
Number of shares issuable if notes converted to shares of common stock									262,375
Beneficial ownership ceiling									9.90%
Promissory Note | Paycheck Protection Program
Debt Instrument [Line Items]
Stated interest rate	1.00%
Principal amount	$ 579,330
Debt instrument term	2 years
Monthly payment beginning date	Nov. 30, 2020
Principal payments due in 2020	$ 49,000
Principal payments due in 2021	292,000
Principal payments due in 2022	$ 238,330

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