Note 4 - Stockholders' Equity (Q3) (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2020

Dec. 31, 2019

Equity Awards [Abstract]

Schedule of Share-based Payment Award, Warrant Liability, Valuation Assumptions

The stock warrants were recorded as a equity instrument and valued at $1.0 million at the date of issuance utilizing the following Black-Scholes assumptions.

	June 3, 2020
Stock Price	$1.65
Exercise Price	$2.03 - $2.62
Term in years	5.00
Volatility	98.20%
Annual rate of quarterly dividends	0%
Discount rate- bond equivalent yield	0.38%

Share-based Payment Arrangement, Option, Activity

The following is a summary of option award activity during the :

	Total Stock Options Outstanding			Weighted Average Exercise Price per Share
December 31, 2019		136,105		$	40.07
Granted		—			—
Vested		—			—
Forfeited, Canceled		(59,226	)		55.29
September 30, 2020		76,879		$	28.34

The following is a summary of option award activity under the Plan for the year ended December 31, 2019:

	Year ended December 31, 2019
	Total Stock Options Outstanding			Weighted Average Exercise Price per Share		Nonvested Stock Options		Weighted Average Grant Date Fair Value per Share
December 31, 2018		160,076		$	35.92		—	$	—
Forfeited, Canceled		(23,971	)		12.35		—		—
December 31, 2019		136,105		$	40.07		—	$	—

Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding

The following is a summary of outstanding stock options as of September 30, 2020:

	As of September 30, 2020
	Stock Options Outstanding		Vested Stock Options
Quantity		76,879		76,879
Weighted Average Exercise Price	$	28.34	$	28.34
Weighted Average Remaining Contractual Term (in Years)		3.46		3.46
Intrinsic Value	$	—	$	—

The following is a summary of outstanding stock options under the Plan as of December 31, 2019:

	Stock Options Outstanding		Vested Stock Options
Quantity		136,105		136,105
Weighted-average exercise price	$	40.07	$	40.07
Weighted Average Remaining Contractual Term (in Years)		3.46		3.46
Intrinsic value	$	—	$	—