Condensed Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 7,440,079	$ 5,319,004
Prepaid expenses	109,739	329,218
Other current assets	11,551
Total current assets	7,561,369	5,648,222
Operating lease right-of-use asset	69,795
Other assets		11,551
Total assets	7,631,164	5,659,773
Current Liabilities:
Accounts payable and accrued expenses	407,517	476,202
Accrued compensation	807,706	1,158,251
Operating lease liability	69,795
Total current liabilities	1,285,018	1,634,453
Stockholders' equity:
Common stock, $0.0001 par value; authorized shares - 50,000,000; issued and outstanding shares - 24,113,956 and 17,427,533 at June 30, 2019 and December 31, 2018, respectively	2,411	1,743
Additional paid-in capital	89,027,832	82,628,312
Accumulated deficit	(82,684,097)	(78,604,735)
Total stockholders' equity	6,346,146	4,025,320
Total liabilities and stockholders' equity	$ 7,631,164	$ 5,659,773

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.