Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Finite Lived Intangible Assets [Line Items]
Goodwill impairment charge	$ 9.5
Amortization expense	$ 0.5	$ 0.9	$ 1.2
Trademarks [Member]
Finite Lived Intangible Assets [Line Items]
Useful life of intangible asset	5 years
Other Intangibles [Member]
Finite Lived Intangible Assets [Line Items]
Useful life of intangible asset	3 years
Minimum [Member] | Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Useful life of intangible asset	15 years
Maximum [Member] | Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Useful life of intangible asset	16 years