Leases - Additional information (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Sep. 30, 2020	Dec. 31, 2019	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Lessee, Lease, Description [Line Items]
Operating lease option to extend (up to)	10 years		10 years		10 years
Finance lease option to extend (up to)	10 years		10 years		10 years
Operating lease, termination period, if applicable					1 year
Finance lease, termination period, if applicable					1 year
Assets recorded under finance leases	$ 400	$ 500	$ 400		$ 400
Accumulated depreciation associated with finance leases	$ 300	$ 300	$ 26	$ 26	$ 78	$ 76
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term, operating	1 month		1 month		1 month
Remaining lease term, finance	1 month		1 month		1 month
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term, operating	5 years		5 years		5 years
Remaining lease term, finance	5 years		5 years		5 years