Stock Incentive Plans (Tables)

3 Months Ended

Mar. 31, 2021

Share-based Payment Arrangement [Abstract]

Schedule of award vesting terms for the RSUs granted

	Shares available for grant			Number of options outstanding		Weighted- average option exercise price		Number of restricted stock and board shares issued		Number of RSUs outstanding
At January 1, 2021		296,105			20,100	$	9.71		99,570		45,003
Granted		(31,550	)		—		—		—		—
Exercised/issued		—			—		—		—		—
Cancelled/forfeited		14,950			—		—		—		—
At March 31, 2021		279,505			20,100	$	9.71		99,570		45,003

Schedule of award vesting terms for the RSUs granted

	RSUs outstanding		Weighted average price at time of grant		Aggregate intrinsic value
Non-vested RSUs as of January 1, 2021		45,003	$	6.20
Granted		—		—
Vested		—		—
Cancelled		—		—
Non-vested RSUs at March 31, 2021		45,003	$	6.20	$	278,961