Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2020

Stockholders' Equity

Summary of stock option activity

The following table summarizes stock option activity for the nine months ended September 30, 2020 (shares and intrinsic value in thousands):

				Weighted-
				average
		Weighted-		remaining	Aggregate
	Number of	average		contractual	intrinsic
	shares	exercise price		term	value
Outstanding at December 31, 2019	3,855	$	11.72	6.1	$	12,101
Granted	25		9.29	6.0		—
Exercised	—		—	—		—
Forfeited	—		—	—		—
Expired	—		—	—		—
Outstanding at September 30, 2020	3,880	$	11.66	5.3	$	—
Vested at September 30, 2020	3,102	$	11.56	4.4	$	—
Exercisable at September 30, 2020	3,102	$	11.56	4.4	$	—

Summary of restricted share activity

The following table summarizes restricted share activity for the nine months ended September 30, 2020 (shares in thousands):

	Number of	Weighted-average
	shares	grant date fair value
Outstanding at December 31, 2019	592	$	12.32
Granted	118		9.29
Vested	(237)		12.75
Forfeited	—		—
Outstanding at September 30, 2020	473	$	11.34

Time Based Stock Option | Black Scholes Pricing Model

Stockholders' Equity

Schedule of valuation assumptions

	Nine Months Ended		Year Ended
Black-Scholes Option Valuation Assumptions	September 30, 2020		December 31, 2019
Risk-free interest rate	0.4	%		1.6	%
Dividend yield	—			—
Volatility	44.2	%		40.3	%
Weighted-average expected term (years)	6.0			6.0