Share-Based Compensation - Schedule of Grant Date Fair Values of Awards Using Monte Carlo Simulation Valuation Model (Detail)	6 Months Ended
	Jun. 30, 2021
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Expected volatility	60.00%	[1]
Dividend yield	0.00%	[2]
Risk-free rate	0.20%
Expected term	3 years

[1] The weighted average expected volatility was 60.0%.

[2] Dividends are assumed to be reinvested in shares of our common stock and dividends will not be paid unless shares vest.