Goodwill and Intangibles - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Goodwill and Intangible [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 791
Goodwill impairment charges		$ 0	$ 0	$ 45,281
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months		7,320
Finite-Lived Intangible Assets, Amortization Expense, Year Two		7,320
Finite-Lived Intangible Assets, Amortization Expense, Year Three		7,307
Finite-Lived Intangible Assets, Amortization Expense, Year Four		7,048
Finite-Lived Intangible Assets, Amortization Expense, Year Five		$ 6,593