Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Share-Based Payment Arrangement Activity

The maximum number of shares of the Company's common stock reserved for issuance over the term of the Plans, shares outstanding under the Plans, and shares remaining under the Plans at December 31, 2024 were as follows:

December 31, 2024	Shares Authorized Under Plans	Shares Outstanding Under Plans	Shares Remaining Under Plans
2014 Plan	54,402,264	34,212,856	N/A
2020 Plan	86,604,581	45,441,553	9,691,154
2020 MIP	33,426,983	23,398,889	—
Inducement Plan	11,000,000	6,099,807	—

Schedule of Stock-Based Compensation Cost

Compensation cost presented within Salaries and benefits within the accompanying Consolidated Statements of Operations and Comprehensive Loss were as follows:

	Year ended December 31,
	2024		2023		2022
	(in thousands)
Stock options	$	1,853	$	3,335	$	3,445
RSUs	85,812		83,790		75,312
PRSUs	26,145		53,611		85,270
ESPP	521		195		278
Total compensation cost recognized for stock-based compensation plans	$	114,331	$	140,931	$	164,305

Schedule of Stock Option Activity

A summary of option activity under the 2020 Plan during the year ended December 31, 2024, was as follows:

	Number of stock options	Weighted-average exercise price
Outstanding, January 1, 2024	952,900	$	8.88
Granted	—	—
Exercised	—	—
Forfeited	(148,773)	8.87
Outstanding, December 31, 2024	804,127	$	8.87

A summary of stock option activity under the 2014 Plan during the year ended December 31, 2024, was as follows:

	Number of stock options	Weighted-average exercise price
Outstanding, January 1, 2024	24,041,753	$	1.45
Granted	—	—
Exercised	(451,162)	1.57
Forfeited	(124,925)	3.46
Outstanding, December 31, 2024	23,465,666	$	2.73

Schedule of Total RSU Activity

A summary of total RSU activity for the year ended December 31, 2024 is presented below:

	Number of RSUs	Weighted-average grant date fair value per share
Outstanding, January 1, 2024	56,928,405	$	4.28
Granted	28,957,647	2.13
Released	(21,848,638)	3.90
Forfeited	(8,305,827)	1.89
Outstanding, December 31, 2024	55,731,587	$	3.67

Schedule of Weighted Average Grant Date Fair Value of Performance Restricted Stock Units

The assumptions that the Company used in the Monte Carlo model to determine the grant date fair value of Market PRSUs granted for the year ended December 31, 2021, were as follows:

Year ended December 31, 2021
Expected volatility (1)	40.7	%
Risk-free interest rate (2)	0.5
Dividend yield (3)	—

(1) Expected volatility is based on a blend of peer group company historical data adjusted for the Company's leverage.

(2) Risk-free interest rate based on U.S. Treasury yields with a term equal to the remaining Performance Period at the grant date.

(3) Dividend yield was assumed to be zero as the Company does not anticipate paying dividends.

Schedule of Total Performance Restricted Stock Units

A summary of PRSU activity for the year ended December 31, 2024 is presented below:

	Number of PRSUs	Weighted-average grant date fair value per share
Non-vested, January 1, 2024	32,131,532	$	8.36
Granted during 2024	—	—
Adjustment for performance condition achieved	341,459	0.95
Vested	(2,512,870)	1.15
Forfeited	(808,714)	1.51
Non-vested at December 31, 2024	29,151,407	$	9.09

Schedule of Assumptions Used in ESPP Fair Value Determination

The assumptions that the Company used in the Black-Scholes option-pricing model to determine the fair value of the purchase rights under the ESPP for the years ended December 31, 2024, 2023, and 2022 are as follows:

Year ended	2024		2023		2022
Weighted-average risk-free interest rate	4.5	%	5.4	%	467.0	%
Expected term (in years)	0.49		0.50		0.49
Expected volatility	94.9	%	82.3	%	78.4	%