Stock-Based Awards (Tables)

3 Months Ended

Mar. 31, 2022

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Unrecognized Stock-Based Compensation Expense and Average Remaining Vesting Period

A summary of unrecognized stock-based compensation expense and average remaining vesting period is as follows:

	March 31, 2022
	Unrecognized Stock- Based Compensation		Average Remaining Vesting Period (Years)
Employees and directors	$	19,744		2.11

Summary of Restricted Stock Activity

A summary of stock-based compensation award activity (shares) during the three months ended March 31, 2022 is as follows:

	RSAs			RSUs			PRSUs
Balance at January 1, 2022		3,036,905			54,990			550,686
Granted		2,085,828			20,560			319,838
Exercised/vested		(1,523,866	)		(27,894	)		(202,336	)(1)
Forfeitures		(72,170	)		—			—
Balance at March 31, 2022		3,526,697			47,656			668,188

(1) The payout on PRSUs vesting in January 2022 was zero.