Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2022

Summary of Stock Option Activity

A summary of the stock option activity is as follows:

						Weighted
				Weighted		Average
				Average		Remaining	Aggregate
				Exercise		Contractual	Intrinsic
(in thousands, except per share amounts and term information)	Shares			Price		Term	Value
Outstanding at December 31, 2021		13,568		$	7.55	7.3 years	$	341,929
Granted		1,163			17.17
Exercised		(749	)		4.94
Expired / Cancelled / Forfeited		(281	)		16.80
Outstanding at March 31, 2022		13,701		$	8.32	7.0 years	$	165,307
Granted		3,782			6.69
Exercised		(1,176	)		3.49
Expired / Cancelled / Forfeited		(386	)		9.47
Outstanding at June 30, 2022		15,921		$	8.26	7.9 years	$	8,326
Exercisable at June 30, 2022		6,849		$	6.31	6.5 years	$	8,318

Summary of Restricted Stock Activity

A summary of the Restricted Stock Awards and Restricted Stock Units (“RSUs”) activity is as follows:

	Restricted			Restricted Stock Units for Class A			Restricted Stock Units for Class B			Weighted Average
	Stock			Common			Common			Grant Date
(in thousands, except per share amounts)	Awards			Stock			Stock			Fair Value
Nonvested restricted stock awards or restricted    stock units at December 31, 2021		939			4,431			5,645		$	29.64
Granted		—			2,283			—			17.88
Vested		—			(309	)		(513	)		31.83
Forfeited		—			(201	)		—			38.32
Nonvested restricted stock awards or restricted    stock units at March 31, 2022		939			6,204			5,132		$	27.15
Granted		—			8,256			—			6.80
Vested		(470	)		(546	)		(513	)		22.24
Forfeited		—			(472	)		—			22.91
Nonvested restricted stock awards or restricted    stock units at June 30, 2022		469			13,442			4,619		$	18.60