1. Summary of Significant Accounting Policies (Details) - USD ($)		Jun. 30, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Gross accounts receivable		$ 5,164,739	$ 4,346,810
Allowance for doubtful accounts		(163,926)	(276,234)
Total accounts receivable, net		5,000,813	4,070,576
Audit, legal, payroll		376,699	256,966
Royalty costs		1,933,140	1,125,000
Sales and use tax		95,724	148,836
Sales allowances	[1]	1,196,026	901,196
Other		263,344	234,473
Total accrued other expenses		$ 3,864,933	$ 2,666,471

[1] A related inventory contract asset stemming from the sales return reserve of $370 thousand and $376 thousand is included within inventories on the accompanying condensed consolidated balance sheets as of June 30, 2020 and December 31, 2019, respectively.