Stock Award Plans and Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Stock Award Plans and Stock Based Compensation

Schedule of estimated weighted-average assumptions used in calculation of fair value of options granted

	Year ended December 31,
	2021
Weighted-average expected volatility	53.07%
Weighted-average expected term	4.71 years
Risk-free interest rate	1.22%
Expected dividend yield	0.00%

Summary of stock option activity

				Weighted
		Weighted		Average
		Average		Remaining	Aggregate
		Exercise		Contractual	Intrinsic
	Options	Price		Term	Value
	(in thousands)			(years)	(in thousands)
Outstanding at December 31, 2020	504	$	9.93
Granted	3		61.81
Exercised	(396)		9.31
Canceled	—		—
Expired	—		—
Outstanding at December 31, 2021	111	$	13.51	0.73	$	6,792
Exercisable at December 31, 2021	108	$	12.17	0.56	$	6,753
Options Vested at December 31, 2021	108	$	12.17	0.56	$	6,753

Schedule of changes in the Company's non-vested restricted stock units

		Weighted-Average
		Grant Date Fair
	Shares/units	Value per Share
	(in thousands)
Outstanding at December 31, 2020	1,089	$	20.77
Granted	318		38.54
Vested	(496)		21.32
Forfeited	(12)		19.76
Outstanding at December 31, 2021	899	$	26.74