Debt and Other Financing Arrangements - Schedule of Debt (Detail) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Notes payable	$ 185,785	$ 4,149,578
Financing agreement with FlatIron capital maturing in June 1, 2020 [Member]
Debt Instrument [Line Items]
Notes payable		69,540
Promissory note issued by a financial institution maturing in April 30, 2022 [Member]
Debt Instrument [Line Items]
Notes payable	$ 185,785
Convertible Senior Note [Member]
Debt Instrument [Line Items]
Notes payable		3,461,782
Promissory note issued by a financial institution maturing in August 26, 2023 [Member]
Debt Instrument [Line Items]
Notes payable		11,802
Promissory note issued by a financial institution maturing in May 30, 2025 [Member]
Debt Instrument [Line Items]
Notes payable		$ 606,454