Goodwill and Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended			36 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Amortization expense	$ 2,070	$ 2,640	$ 3,390
Net intangible assets, end of year	3,185	$ 5,255
Customer Relationships
Business Acquisition [Line Items]
Finite-lived intangibles acquired				$ 18,800
Acquired finite-lived intangible assets, useful life				8 years
Amortization expense	2,100
Trade Names
Business Acquisition [Line Items]
impairment of infinite-lived assets	$ 0