Stock Options And Restricted Stock Awards (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Stock Option Activity and Weighted Average Exercise Price

A summary of stock option activity and weighted average exercise price for the year ended December 31, 2021:

	Options (Amounts in Thousands)			Weighted Average Exercise Price
Outstanding, beginning of period		506		$	39.30
Granted		23			90.87
Exercised		(33	)		34.07
Forfeited/Cancelled		(3	)		40.28
Outstanding, end of period		493		$	41.77

Weighted-Average Estimated Fair Value of Employee Stock Options Granted

The weighted-average estimated fair value of employee stock options granted was calculated using the Black-Scholes Option Pricing Model in 2021 and 2019. The Company did not grant any stock options in 2020. The related assumptions follow:

	2021		2020		2019
	Grants		Grants		Grants
Weighted average fair value	$	32.71	$	—	$	29.78
Risk-free discount rate	0.65%			—	1.72% - 2.29%
Expected life	4.1 years			—	4.2 - 4.4 years
Dividend yield		—		—		—
Volatility	45%			—	43%

Summary of Unvested Restricted Stock Awards and Weighted Average Grant Date Fair Value

A summary of unvested restricted stock awards activity and weighted average grant date fair value for the year ended December 31, 2021:

	Restricted Stock Awards (Amounts in Thousands)			Weighted Average Grant Date Fair Value
Unvested restricted stock awards, beginning of period		154		$	83.30
Awarded		89			115.70
Vested		(76	)		74.42
Forfeited		(7	)		101.17
Unvested restricted stock awards, end of period		160		$	104.91