Annual report pursuant to Section 13 and 15(d)

Leases - Narrative (Details)

v3.20.4
Leases - Narrative (Details)
12 Months Ended
Dec. 31, 2020
USD ($)
numberOfLeaseRenewals
Lessee, Lease, Description [Line Items]  
Lease not yet commenced, right-of use asset | $ $ 11,600,000
Lease not yet commenced, term 10 years
Minimum  
Lessee, Lease, Description [Line Items]  
Lease, remaining lease term 1 month
Number of renewal options | numberOfLeaseRenewals 1
Lease renewal term 1 month
Maximum  
Lessee, Lease, Description [Line Items]  
Lease, remaining lease term 9 years
Lease renewal term 10 years