Stock Based Compensation (Tables)

3 Months Ended

Mar. 31, 2021

Share-based Payment Arrangement [Abstract]

Schedule of Stock-based Compensation Expense

The following table sets forth the total stock-based compensation expense resulting from stock options, restricted stock and warrants included in our Condensed Consolidated Statements of Operations:

	Three Months Ended March 31,
	2021		2020
General and administrative — employee		—		86,662
Total employee stock-based compensation	$	—	$	86,662

Schedule of Stock Options Activity

Options

	Stock Options		Weighted Average Exercise Price
	2021		2021
Outstanding — beginning of year		3,166,270	$	7.43
Granted		—		—
Exercised		—		—
Forfeited		—		—
Expired		—		—
Outstanding — end of year		3,166,270		7.43
Exercisable at end of year		3,166,270	$	7.43
Weighted average fair value of stock options granted during the year:	$	—

Schedule of Ranges of Stock Options

The following table summarizes significant ranges of outstanding stock options under our plans at March 31, 2021:

Range of Exercise Prices		Number of Options		Weighted-Average Remaining Contractual Life (years)		Weighted-Average Exercise Price		Number of Options Exercisable		Weighted-Average Remaining Contractual Life (years)		Weighted-Average Exercise Price
$	0.26 - $1.00		850,000		8.71	$	0.26		850,000		8.71	$	0.26
$	1.01 – $3.00		1,050,673		6.36	$	2.04		1,050,673		6.36	$	2.04
$	3.01 – $15.00		852,360		3.72	$	12.56		852,360		3.72	$	12.56
$	15.01 –$42.42		413,237		2.85	$	25.29		413,237		2.85	$	25.29
			3,166,270		5.82	$	7.43		3,166,270		5.82	$	7.43