Registered Offering and Warrants - Additional Information (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) shares
Class Of Stock [Line Items]
Warrants were exercised by warrant holders | shares	12,791,000
Proceeds from exercise of warrants | $	$ 76,106
Warrants [Member]
Class Of Stock [Line Items]
Warrants were exercised by warrant holders | shares	12,791,000
Proceeds from exercise of warrants | $	$ 76,106